head	1.56;
access;
symbols
	REL7_4_29:1.14
	REL8_0_25:1.21.4.3
	REL8_1_21:1.24.2.8
	REL8_2_17:1.36.2.6
	REL8_3_11:1.50
	REL7_4_28:1.14
	REL8_0_24:1.21.4.3
	REL8_1_20:1.24.2.8
	REL8_2_16:1.36.2.6
	REL8_3_10:1.50
	REL7_4_27:1.14
	REL8_0_23:1.21.4.3
	REL8_1_19:1.24.2.8
	REL8_2_15:1.36.2.6
	REL8_3_9:1.50
	REL7_4_26:1.14
	REL8_0_22:1.21.4.3
	REL8_1_18:1.24.2.8
	REL8_2_14:1.36.2.6
	REL8_3_8:1.50
	REL8_4_STABLE:1.55.0.2
	REL8_4_0:1.55
	REL8_4_RC2:1.55
	REL8_4_RC1:1.55
	REL8_4_BETA2:1.55
	REL8_4_BETA1:1.55
	REL7_4_25:1.14
	REL8_0_21:1.21.4.3
	REL8_1_17:1.24.2.8
	REL8_2_13:1.36.2.6
	REL8_3_7:1.50
	REL7_4_24:1.14
	REL8_0_20:1.21.4.3
	REL8_1_16:1.24.2.8
	REL8_2_12:1.36.2.6
	REL8_3_6:1.50
	REL7_4_23:1.14
	REL8_0_19:1.21.4.3
	REL8_1_15:1.24.2.8
	REL8_2_11:1.36.2.6
	REL8_3_5:1.50
	REL7_4_22:1.14
	REL8_0_18:1.21.4.3
	REL8_1_14:1.24.2.8
	REL8_2_10:1.36.2.6
	REL8_3_4:1.50
	REL7_4_21:1.14
	REL8_0_17:1.21.4.3
	REL8_1_13:1.24.2.8
	REL8_2_9:1.36.2.6
	REL8_3_3:1.50
	REL7_4_20:1.14
	REL8_0_16:1.21.4.3
	REL8_1_12:1.24.2.8
	REL8_2_8:1.36.2.6
	REL8_3_2:1.50
	REL8_2_7:1.36.2.6
	REL8_3_1:1.50
	REL8_3_STABLE:1.50.0.2
	REL8_3_0:1.50
	REL8_3_RC2:1.50
	REL7_3_21:1.11.2.1
	REL7_4_19:1.14
	REL8_0_15:1.21.4.3
	REL8_1_11:1.24.2.8
	REL8_2_6:1.36.2.6
	REL8_3_RC1:1.49
	REL8_3_BETA4:1.47
	REL8_3_BETA3:1.46
	REL8_3_BETA2:1.46
	REL8_3_BETA1:1.44
	REL7_3_20:1.11.2.1
	REL7_4_18:1.14
	REL8_0_14:1.21.4.3
	REL8_1_10:1.24.2.8
	REL8_2_5:1.36.2.6
	REL7_3_19:1.11.2.1
	REL7_4_17:1.14
	REL8_0_13:1.21.4.3
	REL8_1_9:1.24.2.8
	REL8_2_4:1.36.2.3
	REL8_0_12:1.21.4.3
	REL8_1_8:1.24.2.8
	REL8_2_3:1.36.2.2
	REL7_3_18:1.11.2.1
	REL7_4_16:1.14
	REL8_0_11:1.21.4.3
	REL8_1_7:1.24.2.8
	REL8_2_2:1.36.2.2
	REL8_0_10:1.21.4.3
	REL8_1_6:1.24.2.8
	REL8_2_1:1.36.2.1
	REL7_4_15:1.14
	REL7_3_17:1.11.2.1
	REL8_2_STABLE:1.36.0.2
	REL8_2_0:1.36
	REL8_2_RC1:1.36
	REL8_2_BETA3:1.36
	REL8_2_BETA2:1.36
	REL8_1_5:1.24.2.7
	REL8_0_9:1.21.4.3
	REL7_4_14:1.14
	REL7_3_16:1.11.2.1
	REL8_2_BETA1:1.34
	REL7_3_15:1.11.2.1
	REL7_4_13:1.14
	REL8_0_8:1.21.4.3
	REL8_1_4:1.24.2.6
	REL7_3_14:1.11.2.1
	REL7_4_12:1.14
	REL8_0_7:1.21.4.3
	REL8_1_3:1.24.2.2
	REL7_3_13:1.11.2.1
	REL7_4_11:1.14
	REL8_0_6:1.21.4.3
	REL8_1_2:1.24.2.2
	REL7_3_12:1.11.2.1
	REL7_4_10:1.14
	REL8_0_5:1.21.4.3
	REL8_1_1:1.24.2.1
	REL8_1_STABLE:1.24.0.2
	REL8_1_0:1.24
	REL8_1_0RC1:1.24
	REL8_1_0BETA4:1.24
	REL8_1_0BETA3:1.24
	REL7_3_11:1.11.2.1
	REL7_4_9:1.14
	REL8_0_4:1.21.4.2
	REL8_1_0BETA2:1.23
	REL8_1_0BETA1:1.23
	REL7_2_8:1.7
	REL7_3_10:1.11.2.1
	REL7_4_8:1.14
	REL8_0_3:1.21.4.1
	REL8_0_2:1.21.4.1
	REL7_2_7:1.7
	REL7_3_9:1.11.2.1
	REL7_4_7:1.14
	REL8_0_1:1.21
	REL8_0_STABLE:1.21.0.4
	REL8_0_0:1.21.0.2
	REL8_0_0RC5:1.20
	REL8_0_0RC4:1.20
	REL8_0_0RC3:1.20
	REL8_0_0RC2:1.19
	REL8_0_0RC1:1.19
	REL8_0_0BETA5:1.18
	REL8_0_0BETA4:1.17
	REL7_4_6:1.14
	REL7_3_8:1.11.2.1
	REL7_2_6:1.7
	REL8_0_0BETA3:1.16
	REL8_0_0BETA2:1.16
	REL7_2_5:1.7
	REL7_4_5:1.14
	REL7_3_7:1.11.2.1
	REL7_4_4:1.14
	REL8_0_0BETA1:1.15
	REL7_4_3:1.14
	REL7_4_2:1.14
	REL7_3_6:1.11.2.1
	REL7_4_1:1.14
	REL7_3_5:1.11.2.1
	REL7_4:1.14
	REL7_4_RC2:1.14
	REL7_4_STABLE:1.14.0.2
	REL7_4_RC1:1.14
	REL7_4_BETA5:1.14
	REL7_4_BETA4:1.14
	REL7_4_BETA3:1.13
	REL7_4_BETA2:1.13
	WIN32_DEV:1.13.0.2
	REL7_4_BETA1:1.13
	REL7_3_4:1.11.2.1
	REL7_3_2:1.11
	REL7_2_4:1.7
	REL7_3_STABLE:1.11.0.2
	REL7_2_3:1.7
	REL7_2_STABLE:1.7.0.2
	REL7_2:1.7
	REL7_2_RC2:1.6
	REL7_2_RC1:1.6
	REL7_2_BETA5:1.6
	REL7_2_BETA4:1.6
	REL7_2_BETA3:1.5
	REL7_2_BETA2:1.4
	REL7_2_BETA1:1.4
	REL7_1_2:1.3
	REL7_1_STABLE:1.3.0.2
	REL7_1:1.2;
locks; strict;
comment	@# @;


1.56
date	2009.07.21.19.20.32;	author petere;	state dead;
branches;
next	1.55;

1.55
date	2009.01.05.15.04.58;	author momjian;	state Exp;
branches
	1.55.2.1;
next	1.54;

1.54
date	2009.01.01.17.23.32;	author momjian;	state Exp;
branches;
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1.53
date	2008.10.07.21.26.41;	author momjian;	state Exp;
branches;
next	1.52;

1.52
date	2008.06.09.19.37.16;	author momjian;	state Exp;
branches;
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1.51
date	2008.03.03.22.10.51;	author momjian;	state Exp;
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1.50
date	2008.01.17.18.53.20;	author momjian;	state Exp;
branches;
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1.49
date	2008.01.01.19.45.45;	author momjian;	state Exp;
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1.48
date	2007.12.29.19.26.27;	author momjian;	state Exp;
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1.47
date	2007.11.29.17.09.21;	author momjian;	state Exp;
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1.46
date	2007.10.20.23.59.15;	author momjian;	state Exp;
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1.45
date	2007.10.10.13.43.41;	author momjian;	state Exp;
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1.44
date	2007.09.15.00.58.18;	author momjian;	state Exp;
branches;
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1.43
date	2007.09.13.03.34.11;	author momjian;	state Exp;
branches;
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1.42
date	2007.09.12.03.11.42;	author momjian;	state Exp;
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1.41
date	2007.04.25.01.31.01;	author momjian;	state Exp;
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1.40
date	2007.03.30.03.46.52;	author momjian;	state Exp;
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1.39
date	2007.02.21.17.23.48;	author momjian;	state Exp;
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1.38
date	2007.01.05.22.19.19;	author momjian;	state Exp;
branches;
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1.37
date	2007.01.05.20.56.55;	author momjian;	state Exp;
branches;
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1.36
date	2006.10.15.03.10.19;	author momjian;	state Exp;
branches
	1.36.2.1;
next	1.35;

1.35
date	2006.10.13.17.29.41;	author momjian;	state Exp;
branches;
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1.34
date	2006.09.05.00.13.40;	author momjian;	state Exp;
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1.33
date	2006.05.30.10.29.18;	author momjian;	state Exp;
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1.32
date	2006.05.22.14.12.55;	author momjian;	state Exp;
branches;
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1.31
date	2006.04.11.21.21.52;	author momjian;	state Exp;
branches;
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1.30
date	2006.04.11.21.18.02;	author momjian;	state Exp;
branches;
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1.29
date	2006.03.05.15.58.19;	author momjian;	state Exp;
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1.28
date	2006.03.01.20.31.29;	author momjian;	state Exp;
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1.27
date	2005.12.17.03.21.00;	author momjian;	state Exp;
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1.26
date	2005.12.17.03.20.12;	author momjian;	state Exp;
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1.25
date	2005.11.18.00.40.46;	author momjian;	state Exp;
branches;
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1.24
date	2005.10.05.11.50.35;	author momjian;	state Exp;
branches
	1.24.2.1;
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1.23
date	2005.05.20.15.53.06;	author momjian;	state Exp;
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1.22
date	2005.03.11.21.46.53;	author momjian;	state Exp;
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1.21
date	2005.01.13.03.07.53;	author momjian;	state Exp;
branches
	1.21.4.1;
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1.20
date	2004.12.31.21.58.53;	author pgsql;	state Exp;
branches;
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1.19
date	2004.12.02.03.46.47;	author momjian;	state Exp;
branches;
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1.18
date	2004.10.26.17.28.27;	author momjian;	state Exp;
branches;
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1.17
date	2004.10.18.11.45.25;	author momjian;	state Exp;
branches;
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1.16
date	2004.08.26.04.09.59;	author momjian;	state Exp;
branches;
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1.15
date	2004.05.01.01.27.03;	author momjian;	state Exp;
branches;
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1.14
date	2003.09.25.02.27.54;	author momjian;	state Exp;
branches;
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1.13
date	2003.07.21.04.18.40;	author momjian;	state Exp;
branches;
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1.12
date	2003.04.15.21.00.27;	author momjian;	state Exp;
branches;
next	1.11;

1.11
date	2002.10.20.02.37.48;	author momjian;	state Exp;
branches
	1.11.2.1;
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1.10
date	2002.08.25.12.58.43;	author momjian;	state Exp;
branches;
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1.9
date	2002.06.04.05.12.20;	author momjian;	state Exp;
branches;
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1.8
date	2002.04.06.03.39.49;	author momjian;	state Exp;
branches;
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1.7
date	2002.02.02.20.34.16;	author momjian;	state Exp;
branches;
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1.6
date	2001.12.10.11.17.51;	author momjian;	state Exp;
branches;
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1.5
date	2001.11.17.05.11.43;	author momjian;	state Exp;
branches;
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1.4
date	2001.08.21.00.33.27;	author momjian;	state Exp;
branches;
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1.3
date	2001.04.16.04.20.36;	author momjian;	state Exp;
branches;
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1.2
date	2001.03.20.22.15.43;	author momjian;	state Exp;
branches;
next	1.1;

1.1
date	2001.03.08.17.00.28;	author momjian;	state Exp;
branches;
next	;

1.11.2.1
date	2003.07.23.04.13.11;	author momjian;	state Exp;
branches;
next	;

1.21.4.1
date	2005.03.11.21.47.36;	author momjian;	state Exp;
branches;
next	1.21.4.2;

1.21.4.2
date	2005.05.20.15.53.52;	author momjian;	state Exp;
branches;
next	1.21.4.3;

1.21.4.3
date	2005.10.05.11.51.26;	author momjian;	state Exp;
branches;
next	;

1.24.2.1
date	2005.11.18.00.41.26;	author momjian;	state Exp;
branches;
next	1.24.2.2;

1.24.2.2
date	2006.01.05.04.02.25;	author momjian;	state Exp;
branches;
next	1.24.2.3;

1.24.2.3
date	2006.03.01.20.31.55;	author momjian;	state Exp;
branches;
next	1.24.2.4;

1.24.2.4
date	2006.04.05.22.56.11;	author momjian;	state Exp;
branches;
next	1.24.2.5;

1.24.2.5
date	2006.04.11.21.19.05;	author momjian;	state Exp;
branches;
next	1.24.2.6;

1.24.2.6
date	2006.04.11.21.23.27;	author momjian;	state Exp;
branches;
next	1.24.2.7;

1.24.2.7
date	2006.10.10.00.29.14;	author momjian;	state Exp;
branches;
next	1.24.2.8;

1.24.2.8
date	2006.10.13.17.30.10;	author momjian;	state Exp;
branches;
next	;

1.36.2.1
date	2007.01.05.20.57.17;	author momjian;	state Exp;
branches;
next	1.36.2.2;

1.36.2.2
date	2007.02.01.04.56.41;	author momjian;	state Exp;
branches;
next	1.36.2.3;

1.36.2.3
date	2007.04.19.03.07.22;	author momjian;	state Exp;
branches;
next	1.36.2.4;

1.36.2.4
date	2007.09.11.17.37.29;	author momjian;	state Exp;
branches;
next	1.36.2.5;

1.36.2.5
date	2007.09.12.03.11.49;	author momjian;	state Exp;
branches;
next	1.36.2.6;

1.36.2.6
date	2007.09.13.03.34.23;	author momjian;	state Exp;
branches;
next	;

1.55.2.1
date	2009.07.21.19.21.02;	author petere;	state dead;
branches;
next	;


desc
@@


1.56
log
@Remove translated FAQs

The English FAQ has been moved to the wiki, so the translated versions should
have been removed at that point as well.

The FAQ_MINGW.html should have been removed when the platform FAQs were
integrated into the documentation (or earlier).

applied to both 8.4 and 8.5
@
text
@PostgreSQL(ݥȥ쥹塼)ˤĤƤ褯Ȥβ(FAQ)

ʸǽ: Thu Jan 01 14:01:00 EDT 2009

ߤΰݻ: Bruce Momjian (bruce@@momjian.us)
Maintainer of Japanese Translation: Jun Kuwamura (juk at postgresql.jp)

ʸκǿǤ http://www.postgresql.org/docs/faqs.FAQ.html Ǹ뤳Ȥ
ޤ

ץåȥۡͭμˤĤƤ: http://www.postgresql.org/docs/faq/
˲ޤ

(ʲԤˤ [  ] ȤǰϤǵޤ)
[
        ܸǤFAQϡ
                http://www.postgresql.org/docs/faqs.FAQ_japanese.html
        ˤޤ
        ǿܸǤˤĤƤϡʸκǸˤܸǤˤĤơפ򤴤󤯤

]



                                 Ūʼ

1.1) PostgreSQLȤϲǤθƤϡ PostgresȤϡ
1.2) ï PostgreSQL 򥳥ȥ뤷Ƥޤ
1.3) PostgreSQLϤɤʤäƤޤ
1.4) PostgreSQL򥵥ݡȤץåȥۡϡ
1.5) PostgreSQLϤɤǤޤ
1.6) ǿΥ꡼ϤɤǤ
1.7) ݡȤϤɤǼޤ
1.8) ХݡȤϤɤΤ褦ȯޤ
1.9) ΤΥХ̵̤ǽϤɤäƸĤޤ
1.10) ɤΤ褦ʸ񤬤ޤ
1.11) SQLϤɤгؤ٤ޤ
1.12) ѥå󶡤ꡢȯ໲äˤϤɤФ褤Ǥ
1.13) ¾DBMS٤PostgreSQL ϤɤʤΤǤ PostgreSQLȤ߹ߤ˻Ȥ
ޤ
1.14) PostgreSQLϹκǿβƻ֤ѹ򰷤ޤ
1.15) PostgreSQLΥ᡼󥰥ꥹȤιɤˤϤɤФ褤Ǥޤ
Żҥ᡼ʣƼʤ褦ˤˤϤɤޤ

                          桼饤Ȥμ

2.1) PostgreSQL ˤϤɤʥ󥿡եȤޤ
2.2) PostgreSQL  Web ڡϢȤˤϤɤʥġ뤬ޤ
2.3) PostgreSQL ˥ե롦桼󥿡եϤޤ

                                 μ

3.1) ɤСPostgreSQL/usr/local/pgsql ʳξ˥󥹥ȡǤޤ

3.2) ¾ΥۥȤ³ϤɤΤ褦椷ޤ
3.3) ɤǽ뤿ˤϡǡ١󥸥ɤΤ褦Ĵޤ

3.4) ɤΤ褦ʥǥХǽȤޤ
3.5) ³褦ȤȤ 'Sorry, too many clients' ФΤϤʤǤ
3.6) PostgreSQLΥåץ졼ɤμϤɤʤޤ
3.7) ϡɥˤϤɤΤ褦ʥԥ塼ȤФ褤Ǥ

                                 μ

4.1) ǽΤĤΥΤߤ select ˤϤɤޤʥ
4.2) 줿ơ֥롢ǥåǡ١ӡ桼ɤΤ褦
ƸĤФޤ
4.3) ΥǡפѹˤϤɤޤ
4.4) ơ֥롢ǡ١κ祵ϡ
4.5) ŪʥƥȥեΥǡ¸ˤϡǡ١Υǥ
ϤɤΤ餤ɬפǤ
4.6) ꤬٤ΤϤʤǤ礦ʤǥåȤʤΤǤ礦
4.7) ꥪץƥޥɤΤ褦˥ɾƤ򡢸ˤϤɤ

4.8) ɽǤθʸȾʸȤ̤ʤɽϤɤΤ褦˼¸
ޤʸȾʸȤ̤ʤΤΥǥåϤɤΤ褦˻Ȥ
ޤ
4.9) ǡեɤ NULL Ǥ뤳Ȥ򸡽ФˤϤɤޤ
NULLβǽΤΤɤΤ褦ϢǤޤ? եɤNULLɤ
ǤɤΤ褦˥ȤǤޤ
4.10) ʸΤ줾ΰ㤤ϲǤ
4.11.1) (serial)ưʬեɤϤɤΤ褦ˤĤޤ
4.11.2) SERIALǡͤϡɤޤ
4.11.3) currval() ¾Υ桼Ȥζ֤˴٤뤳ȤϤʤǤ
4.11.4) ȥ󥶥ǤȤˤ⤦ɥֹ椬Ȥʤ
ϤʤǤ󥹡SERIAL˶ΤϤʤǤ
4.12) OID ȤϲǤ TID ȤϲǤ
4.13) 顼å "ERROR: Memory exhausted in AllocSetAlloc()"ФΤϤ
Ǥ
4.14) ɤΥС PostgreSQL 餻ƤΤĴ٤ˤϤɤޤ
4.15) ߤλ郎ǥեȤȤʤ褦ʥϤɤΤ褦ˤĤޤ
4.16) (outer join)ϤɤΤ褦˼¸ޤ?
4.17) ʣΥǡ١Ȥ䤤碌ϤɤΤ褦ˤФǤޤ
4.18) ؿʣΥޤϥ֤ˤϤɤޤ
4.19) PL/PgSQL δؿǰơ֥˥Ȥɤ "relation
with OID ##### does not exist" Ȥ顼ΤǤ礦
4.20) ɤΤ褦ʥץꥱΥ塼󤬤ޤ
4.21) ơ֥ȥ̾꡼ǧʤΤϤʤǤʤ
ʸ(ԥ饤)ϲ¸ʤΤǤ?

                              ܸ˴ؤ

5.1) ܸ줬ޤʤΤϤʤǤ
5.2) psql Windows饢Ȥˡܸ줬ʸΤǤ
5.3) PostgreSQLܸʸϤǤޤ


                                 Ūʼ

1.1) PostgreSQLȤϲǤθƤϡ PostgresȤϡ

PostgreSQLPost-Gres-Q-L(ݥȡ쥹塼) ȯޤä
Ǥñ Postgres ȸƤФ뤳Ȥ⤢ޤ"PostgreSQL"ɤȯ뤫
ˤʤͤΤˡեѰդƤޤ

PostgreSQL ϥ֥-졼ʥǡ١ƥǡŪʾѥ
١ƥˡDBMSƥ˸褦ʲɤܤ줿ħͭ
ޤPostgreSQLϡ̵Ǵʥɤ뤳ȤǤޤ

PostgreSQL γȯϡۤȤɤˤҤäܥƥγȯԤˤä
󥿡ͥåȤ̤ߥ˥ˤäƹԤƤޤߥ˥ƥ
ˤץȤǤ뤿ᡢɤδȤ⤦ޤ󡣳ȯ˻ä
 http://www.postgresql.org/docs/faqs.FAQ_DEV.html ˤ볫ȯԤFAQ򸫤Ƥ


PostgresPostgreSQLιȤƤ밦ΤǤޤС졼ǤΥץ
ȤǤȤȻȤƤ̾ǡۤΤΰΤ٤Ƥڤ˹ޤǤ
'PostgreSQL' ȯ񤷤ȻפΤǤСΤ 'Postgres' ȸƤ֤
ˤޤ礦

1.2) ï PostgreSQL 򥳥ȥ뤷Ƥޤ

PostgreSQL֡Ѱ񡢤뤤ϡȥ򤹤ҤõȤƤ
ᤶ򤨤 ---- ¸ߤʤΤǤ桹ϡ濴Ȥʤ륳ߥåƥCVSߥ
ޤΥ롼פϥȥ뤹뤿Ȥ⡢Τ
ΤǤǤϡץȤϡǤ⻲äǤ볫ȯԤȥ桼Υߥ
ƥˤդޤɼԤʤФʤʤȤϡ᡼󥰥ꥹ
򥵥֥饤֤ơ˻ä뤳ȤǤDeveloper's FAQˤϡPostgreSQL
ȯ˲äˤĤƤξ󤬤ޤ

1.3) PostgreSQL ϤɤʤäƤޤ

PostgreSQL ϲ˽ޤ

PostgreSQLϸŤBSD饤󥹤βۤƤޤϴŪˤϡ
ѼԤΥɤ򹥤Ѥ뤳ȤƤޤ¤ȤС
ΥեȥȼʤˤƤˡŪǤ桹碌뤳Ȥ
ʤȤȤǤޤɽΥեȥΤ٤Ƥʣɽ
뤳ȤɬפǤʲˡ桹ºݤ˻ȤäƤBSDѵ򼨤ޤ

    [
        ʸϱѸǤͤȤơʸʻǺܤޤ
    ]


PostgreSQL Data Base Management System

Portions Copyright (c) 1996-2009, PostgreSQL Global Development Group Portions
Copyright (c) 1994-1996 Regents of the University of California

Permission to use, copy, modify, and distribute this software and its
documentation for any purpose, without fee, and without a written agreement is
hereby granted, provided that the above copyright notice and this paragraph and
the following two paragraphs appear in all copies.

IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST
PROFITS, ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF
THE UNIVERSITY OF CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
DAMAGE.

THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND
THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATIONS TO PROVIDE MAINTENANCE,
SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.

        POSTGRESQL ǡ١ƥ

        ʬŪ (c) 1996-2009, PostgreSQLݳȯ롼
        ʬŪ (c) 1994-1996 ե˥ܹ


          ܥեȥӤʸ켰Ͼ嵭ɽȡʸ
        Ӥ³ĤƤʣźդƤ¤ˤ
        ơѡʣդεĤ򡢤ʤŪǤäƤ⡢
        ̵ǤƱս̵˹Ԥʤ뤳Ȥ򤳤ǧޤ

          ե˥ؤϡʤԤˤƤ⡢פβ
        ޤࡢľŪŪ̡뤤ɬŪˤ餺
        »ˤĤơȤե˥ؤ»ˤĤ
        ƤȤƤ⡢ڤǤ餤ޤ

          ե˥ؤϡŪˤۤݾڤȡŪ
        Ŭ˴ؤƤϤȤꡢ˸¤餺ʤݾڤ
        뤳ȤޤʲѰդ줿եȥϡ֤Τޤޡפ
        ܸȤե˥ؤϤݻٱ硢ɤ
        뤤Ͻ̳餤ޤ

    [
        ˴ؤʸϾ嵭αѸˤɽǤܸϤޤ
        ٤ȤƤ
    ]


1.4) PostgreSQL򥵥ݡȤץåȥۡϡ

ŪˡǶUnixߴץåȥۡǤPostgreSQLƯϤ
꡼λǼºݤ˥ƥȤԤʤäȤ𤬤ʤ줿ץåȥۡ
ĤƤϥ󥹥ȡ󤷤Ƥޤ

PostgreSQL ϡWin2000 SP4, WinXP, ơWin2003 ʤ Microsoft Windows NT
Υڥ졼ƥ󥰥ƥǡͥƥ֤ޤ餫ѥå
줿󥹥ȡ餬 http://www.postgresql.org/download/windows 
ɤǤޤ MSDOS١WindowsΥС(Win95, Win98, WinMe)ǤϡCygwin
Ȥä PostgreSQL 餻뤳ȤǤޤ

    [
        ܸǤξϡ WindowsǤ˴ؤFAQ򤴤󤯤
    ʤŤǤˡ
        http://old.postgresql.jp/wg/jpugdoc/FAQ_windows.ja.html
    ]


ΥȤ Novell Netware 6 ؤΰܿǤ⤢ޤ http://
developer.novell.com/wiki/index.php/Postgresql ޤOS/2 (eComStation) С
ϡ http://hobbes.nmsu.edu/cgi-bin/h-search?sh=1&button=Search&key=
postgreSQL&stype=all&sort=type&dir=%2Fˤޤ


1.5) PostgreSQL ϤɤǤޤ

Web֥饦ͳȡ http://www.postgresql.org/ftp/줫顢ftpͳȡ
ftp://ftp.postgresql.org/pub/ Ȥޤ

1.6) ǿΥ꡼ϤɤǤ

PostgreSQL κǿǤϥС 8.3.5 Ǥ

桹ϡ1ǯ˥᥸㡼꡼򡢿ȤΥޥʡ꡼ԤʤȤ
褷Ƥޤ

    [
        Сֹ x.y.z κǽ x.y ᥸㡼꡼ֹ
        Ǹ z ޥʡ꡼ֹˤʤޤ᥸㡼꡼
        ֹ椬ƱǤСǡ١饹˸ߴޤ
    ]


1.7) ݡȤϤɤǼޤ

PostgreSQL ߥ˥ƥ¿Υ桼ΤˡŻҥ᡼ͳλٱ󶡤Ƥ
ޤŻҥ᡼ꥹȤ򥵥֥饤֤뤿ΥᥤȤʤ륦֥Ȥ
http://www.postgresql.org/community/lists/Ǥ줫顢ϤΤǤ
general ޤϡbugs ȤäꥹȤ褤Ǥ礦

᥸㡼IRC ͥϡFreenode (irc.freenode.net) #postgresql Ȥ
ͥǤUNIX ޥɤǤϡ irc -c '#PostgreSQL' "$USER" irc.freenode.net
ȤäƻäǤޤƱͥåȥˡڥΥͥ (#
postgresql-es)ե󥹸Υͥ (#postgresqlfr)֥饸ͥ (#
postgresql-br) ⤢ޤޤEFNetˤPostgreSQLͥ뤬ޤ

    [:
          1999ǯ723ܥݥȥ쥹桼άJPUGΩޤ
        JPUG ȿǡPostgreSQLѤã߶ϤξȤʤäƤޤ
        (2006ǯ ư(NPO)ˡPostgreSQL桼ˤʤޤ
        Webβ̵ǤβȲι׸
          ϱĤƤޤ)
        ܤϡJPUG Web :
                http://www.postgresql.jp/
        򤴤󤯤

        ܸIRCͥ '#PostgreSQL:*.jp' ¸ߤޤ
    ]


ѥݡȲҤΥꥹȤ http://www.postgresql.org/support/
professional_supportˤޤ

1.8) ХݡȤϤɤΤ褦ȯޤ

http://www.postgresql.org/support/submitbug PostgreSQL ХեˬƤ
ХݡȤФˤĤƤμȻؿˤޤ

Ʊ ftp  ftp://ftp.postgresql.org/pub/ ǡǿС
PostgreSQL õƤߤƤ

1.9) ΤΥХ̵̤ǽϤɤäƸĤޤ

PostgreSQLϳĥ줿SQL:2003Υ֥åȤ򥵥ݡȤޤ桹Υڡ TODO
ꥹȤˡΤΥХǽ侭ײˤĤƤεҤޤ

ħ׵̼Τ줫βˤޤ

  ˤˤ뵡ǽϡ TODO ꥹȤǤ
  Τ褦ʵǽޤƤޤ󡣤ϡ
      SQLʤ˽ऺ¸εǽȽʣ
      ɤʣФơΤʤǽ
      Τʤǽ
  ǽϡ TODO ΥꥹȤ˲äޤ

桹ϡPostgreSQL ˴ؤơŻҥ᡼ľб TODO ꥹȤǿ˹
Ƥ椯ۤŪǤ뤳ȤΤäƤޤΤǡХץƥϻȤޤ
󡣸¤ˡΥեȥǥХϤۤĹϤ³ޤ󤷡¿Υ
˱ƶХޤ˽ޤPostgreSQLΥ꡼ǡ٤Ƥѹ
ơΤꤿС CVS Υå򸫤Ƥ
꡼ΡȤˤΥեȥ˲ä줿٤Ƥѹ夵Ƥ


1.10) ɤΤ褦ʸ񤬤ޤ

դˡĤΥޥ˥奢ȥ饤󡦥ޥ˥奢(ޥ˥奢롦ڡ)
ӤĤξʥƥ꤬ޤޤޤ /docǥ쥯ȥ򤴤󤯤
ޤޥ˥奢ϡ http://www.postgresql.org/docs/ǥ饤ǤǤ


    [:
        JPUG ʸ񡦽ҴϢʬʲ줿ޥ˥奢⤢ޤ

        http://www.postgresql.jp/document/pg830doc/
        ץ쥹顢

        PostgreSQLեޥ˥奢ȤƽǤƤޤ
    ]


饤ǻȤǤ PostgreSQL ܤ2ޤ http://www.postgresql.org
/docs/books/awbook.html

    [:
        ܤϡJPUGPostgreSQL Bookʬʲ
        졢ԥ󤫤
        ֤ϤƤPostgreSQLפȤƽǤƤޤ
    ]


ӡ http://www.commandprompt.com/ppbook/Ǥ

    [:
        ˮϡּ PostgreSQL
        饤꡼ǤƤޤ
    ]


ǽʽҤϿϡhttp://www.postgresql.org/docs/books/ ˤޤ
PostgreSQL Ѿ󵭻⡢http://wiki.postgresql.org/wiki/
Community_Generated_Articles%2C_Guides%2C_and_Documentation ˤޤ

    [:
        ܸνˤĤƤϡPostgreSQL桼Ρhttp://www.postgresql.jp/PostgreSQL/references.html
        ⤴󤯤
    ]


ޥɥ饤Υ饤ȥץpsql ˤ⡢黻ҡؿ󡢤¾
ξĴ٤뤿ˡ餷 \d ޥɤĤޤ \? Ϥ
Ѳǽʥޥɤɽޤ

桹 Web Ȥˤϡʸ񤬤ޤ

    [:
        2008ǯ1118PostgreSQLڤΤ˰̸ξ򰷤
        Let's PostgresפȤݡ륵Ȥץ󤷤ޤhttp://lets.postgresql.jp/
    ]


1.11) SQL Ϥɤгؤ٤ޤ

ޤ嵭ǽҤ٤ PostgreSQL ˤĤƤܤɤळȤƤƤ The
Practical SQL Handbook, Bowman Judith S. et al., Addison-Wesley ¿Υ桼
˹ɾǤۤǤϡThe Complete Reference SQL, Groff et al., McGraw-Hill 
ɾǤ

餷ϡ
 
http://www.intermedia.net/support/sql/sqltut.shtm
http://sqlcourse.com
http://www.w3schools.com/sql/default.asp
http://mysite.verizon.net/Graeme_Birchall/id1.html
http://sqlzoo.net ˤޤ

    [:
         PostgreSQL桼ܸλʸξҲڡ

http://www.postgresql.jp/PostgreSQL/references.html
        ޤ
         ѱѻΡPostgreSQLܸޥ˥奢
                http://www.net-newbie.com/
        Ǥϥ饤ޥ˥奢θǤޤ
         ݻ׻UNIX ǡ١
                http://www.wakhok.ac.jp/DB/DB.html
        ⥪饤ɤळȤǤޤ
         Nikkei BP IT Pro ˤаã׻ PostgreSQL å
        Ǥ󿷤ȤꤢƤޤ
    ]


1.12) ѥå󶡤ꡢȯ໲äˤϤɤФ褤Ǥ

ʳȯԸΡDeveloper's FAQ򤴤󤯤

1.13) ¾DBMSPostgreSQLϤɤʤΤǤ PostgreSQLȤ߹ߤ˻Ȥޤ


եȥɾˡˤϤĤޤǽǽȿȥݡȤ
ʤǤ

ǽ(Features)
    PostgreSQLϡȥ󥶥󡢥֥ꡢȥꥬӥ塼
    ȡӡ줿åʤɡ絬Ͼ DBMSĵǽۤȤ
    ɻäƤޤ PostgreSQLϡ桼Ѿ롼롢줫顢
    å̾ޥСƱʤɡDBMS碌
    褦ʵǽ򤤤Ĥ碌Ƥޤ
ǽ(Performance)
    PostgreSQL¾ξѤ뤤ϥץ󥽡Υǡ١ȸ߳Ѥǽ
    ޤ̤ǤϤᤫäꡢ̤ۤǤϤ٤äꤷޤ¾Υǡ
    ١٤ǽϡդĤ +/-10% 餤Ǥ礦
(Reliability)
    桹ϡDBMSο⤯ʤƤϤβ̵ͤȤ򤷤Ƥޤʬ
    ȤơꤷɤХǾˤƤ꡼褦ؤƤޤ
    줾Υ꡼ϾʤȤ1 ʾΥ١ƥȤԤʤ
    ǤΥ꡼򤬡ǤȤưꤷǤʥ꡼Ǥ뤳Ȥʪ
    ƤޤʬǤϡ¾Υǡ١٤Ƥ½ʤȤ˼
    äƤޤ
ݡ(Support)
    桹Υ᡼󥰥ꥹȤϡ뤤ʤˤĤƤؤμ
    Ƥ롢ȯԤ桼礭ʽޤؤ󶡤Ƥޤ桹
    βݾڤ뤳ȤϤǤޤ󤬡ѥǡ١ǤäƤ˲褵
    櫓ǤϤޤ󡣳ȯԤ䡢桼ߥ˥ƥޥ˥奢ࡢ
    ɤʤɤľܥǤ뤳ȤˤäơPostgreSQLΥݡȤ
    ¾DBMS ݡȤͥ줿ΤȤʤäƤޤ˾ơ
    ѥݡȤʤɤ⤢ޤFAQ1.7򤴤󤯤ˡ
(Price)
    PostgreSQLѤϡѤǤѤǤ⡢٤̵Ǥ嵭˼ƤBSD
    λѵ˳ʤ¤ꡢPostgreSQLΥɤ̵ǾʤȤ
    ळȤǤޤ

PostgreSQLϥ饤ȡСƥ߷פƤơ饤
ȥФӤ뤤ʥץ̡뤳Ȥ׵ᤵޤ
¿Ȥ߹ߥƥϤΤ褦׵򥵥ݡȲǽǤȤ
ˤʤäƤȤ߹ߥƥˤäƤϡǡ١Фץꥱ
󡦥ץ뤳Ȥ׵ᤵ礬ꡢPostgresȤȤϤǤ
Τǡ̤Υǡ١塼򤹤٤Ǥ

1.14) PostgreSQLϹκǿβƻ֤ѹ򰷤ޤ

罣βƻ֤ѹϡPostgreSQLΥ꡼8.0.4ʹ[4+]ȡθΥ᥸㡼
꡼Ȥ 8.1 ˤϴޤޤƤޤʥȥȥꥢѹϡ
8.0.[10+], 8.1.[6+] ӡθΥ᥸㡼꡼Τ٤Ƥ˴ޤޤޤ8.0
PosrgreSQLǤϥڥ졼ƥ󥰥ƥΥॾǡ١ƻ
Τ˻ȤäƤޤ



1.15) PostgreSQLΥ᡼󥰥ꥹȤιɤˤϤɤФ褤Ǥޤ
Żҥ᡼ʣƼʤ褦ˤˤϤɤޤ

PostgreSQLMajordomo ڡ顢PostgreSQL˴ؤʣΥ᡼󥰥ꥹȤι
ɤγϤߤǤ褦ˤʤäƤޤʥ󤹤뤿ˤMajaordomo
ܿͤΥѥɤɬפˤʤޤ

PostgreSQLno٤ƤΥ᡼󥰥ꥹȤǤϡֿϥ᡼󥰥ꥹȤȤĸΥ᡼
ƼԤ褦˹ƤޤˤѼԤϡäȤ®˥
ؤֿ褦ˤʤäƤޤľܼäƤ᡼򡢥
ȤʣƼꤿʤϡMajordomo Change Settingsڡ顢
eliminateccåޤޤselfcopyΥåϤȤǡʬ
᡼Υԡʤ褦ˤǤޤ

                          桼饤Ȥμ

2.1) PostgreSQL ˤϤɤʥ󥿡եȤޤ

PostgreSQL Υ󥹥ȡ˴ޤޤʪCȹ CΥ󥿡եǤ
¾Υ󥿡եΩץȤǡ̡˥ɤޤ
ʬ뤳Ȥǡ줾γȯबȼΥ꡼塼ĤȤ
ޤ

PHP Τ褦ʤĤΥץߥ󥰸ϡ PostgreSQLΥ󥿡եޤ
ǤޤPerl, TCL, Python, ơΤۤѲǽʸΥ󥿡ե
ϡhttp://pgfoundry.org  Drivers/Interfaces ȥ󥿡ͥåȤθ
ߤĤޤ

2.2) PostgreSQL  Web ڡϢȤˤϤɤʥġ뤬ޤ

ǡ١΢˻ Web ڡˤĤƤ餷Ҳ𤬡
http://www.webreview.comˤޤ

Web ؤγĥΤˤϡPHP(http://www.php.net/) ۤ󥿡եȤ
äƤޤ

    [:
          PHP˴ؤܸξϡ2000ǯ419ȯ­PHP桼Υ
                http://www.php.gr.jp/
        뤤ϡע वΥ
                http://www.geocities.jp/rui_hirokawa/php/
        ˤʤޤȤƤޤ
    ]


ʣʾ硢¿οͤ Perl 󥿡ե CGI.pm  mod_perl Ȥ
ޤ

2.3) PostgreSQL ˥ե롦桼󥿡եϤޤ

Ѥȥץ󥽡ȯԤˤξǡPostgreSQLˤ¿GUIġ뤬
ǽǡܺ٤ʥꥹȤϡ PostgreSQL GUI ġˤĤƤΥߥ˥ƥɤˤ
󤯤

    [:
        pgAdmin3 PostgreSQLɸGUIġǡWindows(PostgreSQL
        for Windows) ƱƤޤܤϡ
        http://www.pgadmin.org/ˤޤ
    ]




                                 μ

3.1) ɤΤ褦ˤ /usr/local/pgsql ʳξ˥󥹥ȡǤޤ

ñˡϡ configure 餻Ȥ --prefix ץꤹ뤳ȤǤ


3.2) ¾ΥۥȤ³ϤɤΤ褦椷ޤ

ͤǤϡPostgreSQL  Unix ɥᥤ󥽥åȡޤϡTCP/IP³Υ
󤫤³ޤpostgresql.conf  listen_addresses 
ġ$PGDATA/pg_hba.conf եŬڤľǡ١ФƵư
ơۥȥ١ǧڤͭˤʤϡ¾Υޥ󤫤³ǤʤǤ
礦

3.3) ɤǽ뤿ˤϡǡ١󥸥ɤΤ褦Ĵޤ


ǽβǽΤꤽʼΰ褬3Ĥޤ

ѹ
    Ƥɤǽ뤳Ȥޤߤޤ
      ʬǥåޤࡢǥå
      ʣINSERTΤCOPY
      ʣʸ򥰥롼ײ1ĤΥȥ󥶥ˤƥߥåȤΥХإ
        ɤ︺
      ǥå餫ΥФȤCLUSTER
      νϤΥ֥åȤ֤LIMIT
      Ƥ륯
      ץƥޥΤפݻ뤿ANALYZE
      VACUUM ޤ pg_autovacuum ξ
      礭ʥǡѹΤȤϥǥå


й
    postgresql.confΤĤǽ˱ƶޤܤϡ
    Administration Guide/Server Run-time Environment/Run-time Configuration 
    ꥹȤ򤴤󤯤( JPUGȤܸǡФι)ơ
    Ȥơ http://www.varlena.com/varlena/GeneralBits/Tidbits/
    annotated_conf_e.html ӡ http://www.varlena.com/varlena/GeneralBits/
    Tidbits/perf.html 򤴤󤯤

ϡɥ
    ǽˤϡɥαƶ http://www.powerpostgresql.com/PerfList/
    ȡ http://momjian.us/main/writings/pgsql/hw_performance/index.html (JPUG
    Ȥܸ) ˽Ҥ٤Ƥޤ


    [:
      JPUGĹҲ͵ˤ롢ֺǤPostgreSQL塼˥󥰡
      Ȥʡ ThinkIT ȤˤꡢºȤλͤˤʤޤ
        http://www.thinkit.co.jp/free/tech/10/1/1.html
    ]


3.4) ɤΤ褦ʥǥХǽȤޤ

йѿˤĤƤϡ href="http://www.postgresql.org/docs/current/
interactive/runtime-config-logging.html">http://www.postgresql.org/docs/current
/interactive/runtime-config-logging.html ˼褦¿ log_* ꡢ
ȥץ׾Ϥ뤳ȤǤǥХǽ¬ˤϤȤƤ
Ǥ

3.5) ³褦ȤȤ 'Sorry, too many clients' ФΤϤʤǤ

Ǥ¤Ǥ 100 Υǡ١åãƤޤäƤޤС
Ʊ³ǤХåɥץͤ䤹ɬפޤ
postgresql.conf max_connections ͤѹƥФƵư뤳Ȥǲ
ǽˤʤޤ

3.6) PostgreSQLΥåץ졼ɤμϤɤʤޤ

СֹդˤˤĤơ̤ˤĤƤβhttp://
www.postgresql.org/support/versioning 򡢤ơåץ졼ɤˤĤƤΰ
Ū http://www.postgresql.org/docs/current/static/install-upgrading.html


[
   åץ졼ɤˤĤƤǤϲˤޤ
  http://www.postgresql.jp/document/current/html/install-upgrading.html
]

[
   ʸǤϡƤΩڡ˰ܤ졢Ƥޤ

ǽPostgreSQLΥ᥸㡼꡼Ϥǯ1ٹԤʤޤ
᥸㡼꡼ϡȤС8.18.2ؤΤ褦ˡСֹ1ܤ2
ܤʬ䤷Ƥ椭ޤ

PostgreSQLΥ᥸㡼꡼̾ƥơ֥ȥǡեޥå
ѹޤѹϤƤʣʤΤǤǡǡեθߴ
ݻϤޤ󡣥᥸㡼åץ졼ɤΤˤϡǡ١Υ/
ɤɬפˤʤޤ

ޥʡ꡼ϡȤС8.1.5 8.1.6ؤΤ褦ˡСֹ3
ͤ䤷ޤPostgreSQLϡޥʡ꡼ФƤϡХե
Ԥʤޤ󡣤٤ƤΥ桼ϡǤǿΥޥʡ꡼˹
Ǥåץ졼ɤˤϡ˥ꥹĤΤǤ顢PostgreSQLΥޥʡ
꡼Ǥϡˤȯꡢƥ˴طꡢǡĤ֤
Хåץ졼ɤΥꥹǾ¤ˤȤɤޤ桹Υߥ˥
Ǥϡåץ졼ɤꥹ⡢åץ졼ɤʤꥹΤۤ⤤
ȹͤƤޤ

ޥʡ꡼Υåץ졼ɤˤϥפȥꥹȥɬפϤʤǡ١
ФߤơåץǡȤ줿Хʥ򥤥󥹥ȡ뤷Фꥹ
Ȥޤ

]

3.7) ϡɥˤϤɤΤ褦ʥԥ塼ȤФ褤Ǥ

PCϡɥϤۤȤɸߴޤΤǡۤȤɤοͤϡ٤ƤPCϡ
ƱʼȻפ෹ޤϴְ㤤ǤECC RAM
SCSIӡʼޥܡɤϡ¤ϡɥ٤ȡ꿮
ǽɤΤǤ PostgreSQL ϤۤȤɤΥϡɥǲƯޤ
ǽפʾϡΥϡɥΥץˤĤĴ뤳
ȤǤХåƥ꡼ХååդΥåĥǥȥ
Ωޤ桹Υ᡼󥰥ꥹȾǤϡɥץΥȥ졼ɥ
դˤĤƵ뤳ȤǤޤ



                                 μ

4.1) ǽοΤߤ SELECTˤϤɤޤʥ

ۤοԤǡSELECT μ¹Ի˼οʬäƤ
LIMIT Ȥޤ礦ǥå ORDER BY ȥޥåСΤ(ݤ
)¹ԤʤƤѤ⤢ޤSELECT ǥοʤ顢
Ȥä FETCH ޤ礦

˥SELECTˤϡʸȤޤ

    SELECT col
    FROM tab
    ORDER BY random()
    LIMIT 1;

4.2) 줿ơ֥롢ǥåǡ١ӡ桼ɤΤ褦
ƸĤФޤpsqlǻȤƤ륯ɽˤϤɤޤ

psql  \dtޥɤȤäƥơ֥򸫤뤳ȤǤޤpsql \? 
äơޥɤꥹȤĴ٤뤳ȤǤޤǡpsql Υɤǡ
Хåå女ޥɤϤ pgsql/src/bin/psql/describe.c եɤ
ȤǤޤˤϡ SQL ޥɤʬޤޤޤޤ -E
ץդ psql 򳫻ϤȡϤ줿ޥɤ¹Ԥ뤿Υ
Ϥ褦ˤʤޤ PostgreSQL SQL  INFORMATION SCHEMA 
ե󶡤ޤΤǡǡ١ˤĤƤξ䤤碌뤳Ȥ
ޤ

pg_ ǻϤޤ륷ƥơ֥Ǥ⤳򵭽Ҥ뤳ȤǤޤ

psql -lȤƤΥǡ١ꥹȤޤ

ȡpgsql/src/tutorial/syscat.source ƤߤƤˤϡǡ
١Υƥơ֥뤫뤿ɬפ SELECT ʸޤ

4.3) ΥǡѹˤϤɤޤ

Υǡѹ 8.0 ʹߤǤϡ ALTER TABLE ALTER COLUMN TYPE Ȥ
Ȥˤñˤʤޤ

ΥСǤϡʲΤ褦ˤޤ:

    BEGIN;
    ALTER TABLE tab ADD COLUMN new_col new_data_type;
    UPDATE tab SET new_col = CAST(old_col AS new_data_type);
    ALTER TABLE tab DROP COLUMN old_col;
    COMMIT;

ԤʤäȤϡä줿ԤȤäƤǥ֤뤿
VACUUM FULL tab򤷤ۤɤ⤷ޤ

4.4) ơ֥롢ǡ١κ祵ϡ

¤ϰʲΤȤǤ:

    ǡ١κ祵?        ̵ (32 TB Υǡ١¸ߤ
                                     )
    ơ֥κ祵?            32 TB
    κ祵?                400 GB
    եɤκ祵?          1 GB
    ơ֥Ǥκ?        ̵
    ơ֥Ǥκ祫?      ηˤä 250-1600
    ơ֥Ǥκ祤ǥå   ̵
    ?

󡢤ϼºݤ̵¤ǤϤʤǥ̤ȥ꡼䥹åץڡ
礭ˤ¤ޤǽϤͤȤΤۤ礭ʻ
ޤ

ơ֥륵32TBϥڥ졼ƥ󥰥ƥˤեΥݡ
ɬפȤޤ󡣵ʥơ֥ʣ1GBΥեʬ¸ޤΤǡ
ե륷ƥ¤ϽפǤϤޤ

ǥեȤΥ֥å32kä뤳Ȥǡơ֥륵ȹԥ
祫Ȥ4ܤˤ뤳ȤǤޤޤơ֥륵ϥơ֥ѡ
ƥȤä䤹ȤǤޤ

ҤȤĤ¤ϡ2,000ʸʾĹΥ˥ǥåդ뤳ȤǤ
ȤǤˤ⡢Τ褦ʥǥåϼºݤɬפޤĹ
MD5ϥåδؿǥåϰʤˤݸǡޤեƥȤ
ǥåǤϥñ򸡺뤳ȤǤޤ

4.5) ŪʥƥȥեΥǡ¸ˤϡǡ١Υǥ
ϤɤΤ餤ɬפǤ

̤Υƥȥե PostgreSQL Υǡ١¸ˤϡ5ܤ
ǥ̤ɬפȤޤ

ȤơƹԤȥƥȵҤ 100,000ԤΥեͤƤߤޤ
ƥȤʸʿĹ20ХȤȲꤹȡեåȥե礭
2.8MB ǤΥǡޤ PostgreSQL ǡ١ե礭ϼ
褦5.2MBȸѤ뤳ȤǤޤ

    24 bytes: ƥΥإå()
    24 bytes: (int)եɤȥƥ(text)ե
   + 4 bytes: ڡΥåץؤΥݥ
   ----------------------------------------
    52 bytes per row

   PostgreSQL Υǡڡ 8192Х(8KB)ʤΤ:

   8192 bytes per page
   -------------------   =  146 rows per database page (ڤΤ)
     52 bytes per row

   100000 data rows
   --------------------  =  633 database pages (ڤ夲)
      158 rows per page

  633 database pages * 8192 bytes per page  =  5,185,536 bytes (5.2 MB)

ǥåϡۤɤΥХإåɤ׵ᤷޤ󤬡ǥåդ
ǡޤʾ塢ʤ礭ʤޤ

NULLϥӥåȥޥåפȤ¸Ƥơ餬鷺˥ڡȤޤ

4.6) ꤬٤ΤϤʤǤ礦ʤǥåȤʤΤǤ礦

ǥåϡ٤ƤΥǻȤ櫓ǤϤޤ󡣥ơ֥뤬Ǿ
礭ǤΤ鷺ʥѡơΥ򤹤
åϻȤޤϥǥåˤ굯ʥǥ
ϡơ֥򥹥ȥ졼Ȥɤ缡٤ʤ뤳Ȥ뤫


ǥåȤꤹ뤿ˡPostgreSQL ϥơ֥ˤĤƤ׾
ʤФʤޤ󡣤׾ϡ VACUUM ANALYZEޤϡñ ANALYZE 
ȤäƼ뤳ȤǤޤ׾Ȥäƥץƥޥϥơ֥ˤ
ΤꡢǥåȤ٤ηǤޤ׾
ŬʷˡǤ⵮ŤʤΤ⤢ޤ׾μϡ
֥ƤѤ˷֤ʤ٤Ǥ

ǥåϡ̾ ORDER BY ԤʤˤϻȤޤ󡣽缡
³ŪȤϡʥơ֥Υǥå̤Ϲ®Ǥ


ORDER BYȤ߹蘆줿LIMIT ϡơ֥ξʬ֤ˤ
ӥǥåȤǤ礦

⤷ץƥޥְäƥ󥷥륹򤷤Ȥ˵ʤ
СSET enable_seqscan TO 'off'ꤷơ⤦ټ¹Ԥǥå
󤬤ޤʤ®ʤäƤ뤫ɤߤƤ

LIKE 뤤 ~ Τ褦ʥ磻ɥɱ黻Ҥ̤ʴĶǤȤޤ

  ʸʸκǽˤޤȤС
      LIKE ѥ%ǻϤޤʤ
      ~ (ɽ) ѥ^ǻϤޤʤФʤʤ
  ʸʸ饹Ϥ뤳ȤϤǤޤ󡣤ȤС[a-e]
  ILIKE  ~* Τ褦ʸȾʸ̤ʤϻȤޤ󡣤Τ
    FAQ4.8뼰ǥåȤޤ
  initdb ˤƤϡǥեȤC뤬ȤʤƤϤʤޤ󡣤
    ͳϡCʳǤϼ礭ʸΤ뤳ȤǤʤǤΤ褦
    ʾ硢

    LIKE

    ǥ󥰤ˤƯ褦ʡ̤

    text_pattern_ops

    ǥå뤳ȤǤޤޤʸΥեƥȤ
    ǥå˻ȤȤǤޤ

4.7) 䤤碌ץƥޥɤΤ褦䤤碌ɾΤ򸫤ˤϤɤ
ޤ

饤ޥ˥奢 EXPLAIN 򸫤Ƥ

4.8) ɽǤθʸȾʸȤ̤ʤɽϤɤΤ褦˼¸
ޤʸȾʸȤ̤ʤΤΥǥåϤɤΤ褦˻Ȥ
ޤ

~黻ҤɽȹԤʤ~* ʸȾʸ̤ʤ
(case-insensitive)ɽȹԤޤʸȾʸ̤ʤ LIKE 黻
Ҥ ILIKE Ȥޤ

ʸȾʸ̤ʤӤϼΤ褦ɽǤ롧

    SELECT *
    FROM tab
    WHERE lower(col) = 'abc';

ɸ।ǥåǤϻȤ줺ʤ顢⤷ǥåäʤ餽
줬ȤǤ礦

    CREATE INDEX tabindex ON tab (lower(col));

嵭ΥǥåUNIQUEǺ줿硢ʸȾʸǼǤ
ΰ㤤ʸǤäƤƱˤϤʤޤ󡣤ʸ
򥫥˳Ǽˤ CHECK󤫡ȥꥬȤäƤ

4.9) ǡեɤNULL Ǥ뤳Ȥ򸡽ФˤϤɤޤ NULL
Ǥ뤳Ȥ򸡽ФˤϤɤޤեɤNULLɤǤɤΤ褦˥
ȤǤޤ

ʲΤ褦ˡIS NULL  IS NOT NULLǡΥƥȤƤߤޤ

   SELECT *
   FROM tab
   WHERE col IS NULL;

NULLβǽΤΤϢ뤹ˤϡCOALESCE()򼡤Τ褦˻Ȥޤ

   SELECT COALESCE(col1, '') || COALESCE(col2, '')
   FROM tab

NULL֤ǥȤˤϡIS NULL  IS NOT NULL νҤ ORDER BY ǻ
äƤߤޤtrue ΤΤ false ΤΤ⤤ͤȤ¤٤ޤΤǡ
Ǥ NULL εܤ̥ꥹȤξ֤ޤ

   SELECT *
   FROM tab
   ORDER BY (col IS NOT NULL)

4.10) ʸΤ줾ΰ㤤ϲǤ

             ̾                      
    VARCHAR(n) varchar ĹΥꤹ롢ͤʪ̵
    CHAR(n)    bpchar  ꤵ줿ĹȤʤ褦˶򤬵ͤ
    TEXT       text    Ĺ̤ʾ¤̵
    BYTEA      bytea   ĹΥХ(null-byte safe)
    "char"     char    1ʸ

̾ˤܤˤΤϡƥࡦĴ٤Ȥ䡢顼å
ȤǤ

嵭ηΤǽΣĤη "varlena" Ǥ(ʤǥκǽΣ
ȤǡĹǡθ˼ºݤΥǡ³ޤ)Τ褦˼ºݤζ֤
줿礭⾯礭ʤޤĹͤϰ̤Τǡǥ
ζ֤ϻפä⾮ʤޤ

VARCHAR(n) ϲĹʸ¸Τ˺ŬǤ¸ǤʸĹ
¤ޤTEXT Ĺ¤̵ʸ¸ΤΤΤǡ 1
ȤǤ CHAR(n)ϡVARCHAR(n)Ϳ줿ʸ¸ΤФ֥
ͤǤĤƱĹʸ¸Τ˺ŬǤBYTEAϡʬŪ
NULL ΥХȤޤХʥǡ¸뤿ΤΤǤΥפƱ
餤ǽޤ

4.11.1) (serial)ưʬեɤϤɤΤ褦ˤĤޤ

PostgreSQL  SERIAL ǡ򥵥ݡȤޤ˥󥹤ư
ޤȤС

    CREATE TABLE person (
        id   SERIAL,
        name TEXT
    );

ϼưŪ˼Τ褦ޤ:

    CREATE SEQUENCE person_id_seq;
    CREATE TABLE person (
        id   INT4 NOT NULL DEFAULT nextval('person_id_seq'),
        name TEXT
    );

    [
        CREATE UNIQUE INDEX person_id_key ON person ( id );
        ϡ 7.3 ʹߤϼưŪˤϹԤʤʤʤޤ
    ]


ưŪˤĤ֤ϡ <table>_<serialcolumn>_seq ̾դƤơtable
 serialcolumn ϡ줾ơ֥ SERIAL ̾Ǥ֤ˤĤƤ
饤ޥ˥奢create_sequence 򤴤󤯤

4.11.2) SERIALǡͤϡɤޤ

ǤñˡϡƤ줿SERIALͤ RETURNINGȤƼ뤳ȤǤ
4.11.1ơ֥ȤȼΤ褦ˤʤޤ

    INSERT INTO person (name) VALUES ('Blaise Pascal') RETURNING id;

4.11.3) currval() ¾Υ桼Ȥζ֤˴٤뤳ȤϤʤǤ

Ϥޤcurrval() ϡ٤ƤΥ桼ǤϤޤ󤬡ɼԤΥå
Ϳ줿ߤ֤ͤޤ

4.11.4) ȥ󥶥ǤȤˤ⤦ɥֹ椬Ȥʤ
ϤʤǤ󥹡SERIAL˶ΤϤʤǤ

Ʊ뤿ˡ¹Υȥ󥶥ˡɬפ˱ƥȥ󥶥
󤬽λޤǥåʤ褦ͤͿƤޤΤȥ
ǤֹƤ˥åפޤ

4.12) OID ȤϲǤ CTID ȤϲǤ

ơ֥뤬WITH OIDSǤĤ줿ϡ줾Υ˰դOIDޤ
OIDϼưŪ4ХȤͿ졢ϡ󥹥ȥ졼̤ư
ͤȤʤޤ40ǥСեơOIDϽʣ򤷤Ϥ
PostgreSQLƥơ֥˥󥯤뤿OID Ȥޤ

桼Υơ֥Υ˰դֹդ뤿ˤϡ OID ǤϤʤ SERIAL 
ΤǤ褤Ǥ礦SERIALϢ֤1ĤΥơ֥ǤΤ߰դˤʤ뤫ǡ
Сե򵯤ˤȹͤޤ 8ХȤΥͤ¸뤿
ˡSERIAL8ޤ

CTID ϡʪ֥åȥեåȤͤǼ̤뤿˻Ȥޤ
CTIDϡ줿ɹߤ줿ȤѤޤޤʪ򺹤
˥ǥåεܤ˻Ȥޤ

4.13) 顼å "ERROR: Memory exhausted in AllocSetAlloc()"ФΤϤ
Ǥ

餯ƥβۥ꡼ƻȤ̤ƤޤäƤǽ뤫
ͥ뤬꥽ˤĤƤͤ㤹ǽޤФ
ưˤƤߤƤ

    ulimit -d 262144
    limit datasize 256m

ˤäơɤ餫ҤȤĤǤ礦ϥץΥǡ
¤⤯ꤷ֤󥯥꤬뤹褦ˤʤǤ礦Υ
ɤϸԤΥץȡΥޥɤ餻˺ƤΥ֥ץ
ĤŬѤޤХåɤȤƤ¿Υǡ֤SQL 饤
Ȥ꤬³ƤΤǤС饤Ȥ򳫻ϤˤƤߤƤ


4.14) ɤΥС PostgreSQL 餻Ƥ뤫Ĵ٤ˤϤɤޤ

psql  SELECT version(); 򥿥פޤ

4.15) ߤλ郎ǥեȤȤʤ褦ʥϤɤΤ褦ˤĤޤ

CURRENT_TIMESTAMPȤޤ:

    CREATE TABLE test (x int, modtime TIMESTAMP DEFAULT CURRENT_TIMESTAMP );

4.16) (outer join)ϤɤΤ褦˼¸ޤ?

PostgreSQL  SQL ɸ๽ʸȤ(祤)򥵥ݡȤޤ
 2Ĥ꤬ޤ

    SELECT *
    FROM t1 LEFT OUTER JOIN t2 ON (t1.col = t2.col);

뤤

    SELECT *
    FROM t1 LEFT OUTER JOIN t2 USING (col);

ξħŪʥǤ t1.col  t2.col ȷ礷ơt1 η礵ʤä
(t2 Ȱפʤä)֤ƤޤRIGHT  t2 η礵ʤä
äǤ礦FULL ϡפ t1  t2 Ϸ礵ʤä
֤Ǥ礦OUTER Ȥդϥץ LEFT, RIGHT, ޤ FULL 
ɤηꤵƤޤ̾INNERȸƤФޤ

4.17) ʣΥǡ١Ȥ䤤碌ϤɤΤ褦ˤФǤޤ

ԤΥǡ١ʳؤ䤤碌ˡϤޤ󡣤ȤΤPostgreSQL
ǡ١ͤΥƥ५ɤ߹िǡˤϡȤΤդ
ˤǡ١ۤ䤤碌򤹤뤹٤ޤ

contrib/dblink ϥǡ١(cross-database)䤤碌ؿƽФˤ
ޤ󡢥饤ȤƱ³̤Υǡ١ؤĥʤƤϤ
餺̤򥯥饤¦ǥޡʤƤϤʤޤ

4.18) ؿʣΥޤϥ֤ˤϤɤޤ

֤ؿ(Set Returning Functions): http://wiki.postgresql.org/wiki/
Return_more_than_one_row_of_data_from_PL/pgSQL_functions ȤȴñǤ



4.19) PL/PgSQL δؿǰơ֥˥Ȥɤ "relation
with OID ##### does not exist" Ȥ顼ΤǤ礦

С8.3 PostgreSQL ǤϡPL/PgSQL ϴؿץȤ򥭥å夷
ᡢѤޤPL/PgSQL ؿơ֥˥
ǤΥơ֥äƺꤷˡؿ⤦ٸƤӽФ줿Ȥϡ
ؿΥå夷ƤƤޤŤơ֥ؤޤޤä
ΡȤơPL/PgSQL EXECUTE ơ֥ؤΥΤ
˻Ȥޤȡѡľ褦ˤʤޤ

ϡ PostgreSQL С8.3 ʹߤǤϵޤ

4.20) ɤΤ褦ʥץꥱΥ塼󤬤ޤ

֥ץꥱפȰǤޤץꥱ򤹤뤿εѤϤ
Ĥꡢ줾졢ȷޤ

ޥ졼֤Υץꥱϡɤߡ񤭤Υ륷󥰥ޥ
ǽǡ졼֤ǤɤߡSELECT䤤碌դ뤳ȤǤޤ
Ǥ͵롢ե꡼ѤǤ롢ޥݥ졼֤PostgreSQLץꥱ
󥽥塼ϡ Slony-I Ǥ

ޥݥޥΥץꥱϡɤߡ񤭤ΥȤꡢʣΥץ
Ȥ륳ԥ塼뤳ȤǤޤεǽϡд֤ѹƱ
ɬפʤᡢǽ˽ʾ׷Ϳޤ PGCluster ϡΤ褦ʥ塼
ȤPostgreSQLΤ˥ե꡼ѤǤΤȤơǤ͵ޤ

¾ˤ⡢Ѥϡɥݥ١Υץꥱ󥽥塼󤬤
ʥץꥱǥ򥵥ݡȤƤޤ

4.21)ơ֥ȥ̾꡼ǧʤΤϤʤǤʤʸ
(ԥ饤)ϲ¸ʤΤǤ?

̾ǧʤǤŪʸϡơ֥ݤˡơ֥䥫
ϤŰλѤǤŰȤȡơ֥ȥ̾ʼ
ҤȤޤˤʸȾʸζ̤򤷤ƳǼޤäơpgAdminΤ
˥ơ֥ΤȤ˼ưŪŰȤΤϥǤ̾
ȤȤŰդʤƤϤʤʤȤ̣ޤΤᡢ̻
ǧ뤿ˤϰʲΤ줫򿴤ޤ

  ơ֥ȤŰǼ̻ҤϤȤ򤱤
  ̻ҤˤϾʸȤ
  ǻȤȤŰǼ̻ҤϤ



                              ܸ˴ؤ

5.1)ܸ줬ޤʤΤϤʤǤ

createdb -Eޥɥץ UTF8 뤤 EUC_JP Υ󥳡ǥ󥰤ꤷ
ƥǡ١뤫Τ褦˥󥳡ǥ󥰤ꤷƥǡ١
Ƥ

        CREATE DATABASE dbname WITH ENCODING 'UTF8';
    ⤷ϡ
        CREATE DATABASE dbname WITH ENCODING 'EUC_JP';

5.2) psql Windows饢Ȥˡܸ줬ʸΤǤ

psqlǥ饤ȤΥ󥳡ǥ󥰤ꤷƤ

        SET client_encoding TO 'SJIS'

PostgreSQLǡ١Υ󥳡ǥ󥰤˻Ȥܸʸɤ EUC_JP 
UTF-8(UNICODE) Ǥ뤿ᡢShift-JISɽΥޥɥץץȤϡ
client_encodingꤷƤʤȡܸɽݤʸޤ

5.3) PostgreSQLܸʸϤǤޤ

С8.3ǤϡTSearch2ʸǽΤȤ߹ޤޤΤޤޤǤ
ܸΥǥå񤷤Ǥ褹뤿ˡTakahiro
ItagakiˤäơMecabȤǲϥץѤܸʸ⥸
塼 textsearch_ja ȯޤTSearch2бʤ鷺˲뤳
ܸбˤޤ



ܸǤˤĤơ

[
  ܸǤˤĤƤϰʲ̤Ǥ

  ǽ:   2008ǯ108
  :       ¼  (Jun KUWAMURA <juk at postgresql.jp>)

  FAQκˤ궨Ϥ򤷤Ƥä(ɾΤάƤޤ):

                 ̭(Minoru TANAKA <Tanaka.Minoru at keiken.co.jp>)
                а ã(Tatsuo ISHII <ishii at sraoss.co.jp>)
                ƣ ο(Tomohito SAITOH <tomos at elelab.nsc.co.jp>)
                Ͼ  ȥ(Hajime BABA <baba at kusastro.kyoto-u.ac.jp>)
                 칬(Kazuyuki OKAMOTO <kaz-okamoto at hitachi-system.co.jp>)
                 (Shoichi Kosuge <s-kosuge at str.hitachi.co.jp>)
                 Ƿ(Yoshiyuki YAMASHITA <dica at eurus.dti.ne.jp>)
                 Ϻ(Sintaro SAKAI <s_sakai at mxn.mesh.ne.jp>)
                 (Masami OGOSHI <ogochan at zetabits.com>)
                 ӹ(Toshiyuki ISHIKAWA <tosiyuki at gol.com>)
                 й(Shigehiro HONDA <fwif0083 at mb.infoweb.ne.jp>)
                 (Jun SESE <sesejun at linet.gr.jp>)
                ë ѹ(Hidetaka KAMIYA <hkamiya at catvmics.ne.jp>)
                 (Atsushi SUGAWARA <asugawar at f3.dion.ne.jp>)
                 (Kaori Inaba <i-kaori at sraoss.co.jp>)
                ˧ (Yasufumi Haga <yasufumi.haga at nifty.com>)

  Ϥᡢݥȥ쥹˴ؤ˭٤ܸPostgreSQL᡼󥰥ꥹȡ
  ΤääƤ줿ꡢĤå򤷤Ƥ
   JF(Linux Japanese FAQ)ץȡFreeBSD ɥơץ
  줫顢ľܤ뤤ϴŪˤäƤ뤹٤ƤΥץ󥽡
  ߥ˥ƥΤߤʤޤ˴դޤ


  ʸ ܲ "Frequently Asked Questions"  Υڡ "Japanese FAQ"
  ȤܤǤޤ

  ޤǿǤϰʲΥȤˤޤ
        http://www.postgresql.jp/wg/jpugdoc/ JPUGʸ񡦽ҴϢʬʲ
        http://www.linux.or.jp/JF/JFdocs/INDEX-database.html Linux JFץȡ   http://www.linet.gr.jp/~juk/pgsql/ PostgreSQL Notes for Japaneseסԥڡ

  ʤ˴ؤ뤴ո(juk at postgresql.jp)ޤǤ󤻤
  ʢ ᡼륢ɥ쥹 " at " ŬڤľƤȾѤ "@@" Ǥ
]

@


1.55
log
@Update Japanese FAQ.

Jun Kuwamura
@
text
@@


1.55.2.1
log
@Remove translated FAQs

The English FAQ has been moved to the wiki, so the translated versions should
have been removed at that point as well.

The FAQ_MINGW.html should have been removed when the platform FAQs were
integrated into the documentation (or earlier).

applied to both 8.4 and 8.5
@
text
@@


1.54
log
@Update copyright for 2009.
@
text
@d3 1
a3 1
ʸǽ: Tue Sep 23 16:19:49 EDT 2008
d180 1
a180 1
        ʬŪ (c) 1996-2008, PostgreSQLݳȯ
d238 1
a238 1
PostgreSQL κǿǤϥС 8.3.4 Ǥ
a323 1

d361 6
@


1.53
log
@Update Japanese FAQ.

Jun Kuwamura
@
text
@d158 1
a158 1
Portions Copyright (c) 1996-2008, PostgreSQL Global Development Group Portions
@


1.52
log
@Update Japanese FAQ.

Jun Kuwamura
@
text
@d3 1
a3 1
ʸǽ: Thu Apr 24 15:58:18 EDT 2008
d214 3
a216 3
줿󥹥ȡ餬 http://www.postgresql.org/ftp/win32/ ɤǤ
ޤ MSDOS١WindowsΥС(Win95, Win98, WinMe)ǤϡCygwinȤ
 PostgreSQL 餻뤳ȤǤޤ
d225 4
a228 3
ΥȤ Novell Netware 6 ؤΰܿǤ⤢ޤ http://forge.novell.com 
OS/2 (eComStation) Сϡ http://hobbes.nmsu.edu/cgi-bin/h-search?
sh=1&button=Search&key=postgreSQL&stype=all&sort=type&dir=%2Fˤޤ
d238 1
a238 1
PostgreSQL κǿǤϥС 8.3.1 Ǥ
d347 2
a348 1
PostgreSQL Ѿ󵭻⡢http://www.postgresql.org/docs/techdocs ˤޤ
d374 2
a375 1
http://mysite.verizon.net/Graeme_Birchall/id1.html ˤޤ
d400 2
a401 2
եȥפˡˤϤĤޤǽǽȿȥݡȤȲ
Ǥ
d501 2
a502 1
ǽǡܺ٤ʥꥹȤϡPostgreSQLߥ˥ƥʸǤ󤯤
d570 5
a574 2
йѿˤ¿ log_* ꡢȥץפϤ뤳Ȥ
ǥХǽ¬ˤȤƤǤ
d629 3
a631 2
ȤǤ桹Υ᡼󥰥ꥹȾǤϡɥץΥȥ졼ɥ
ˤĤƵ뤳ȤǤޤ
d639 4
a642 4
äοԤΥФˡɬפ狼С SELECT ΤȤ
LIMIT Ȥޤ ORDER BY˥ǥåޥå硢ޤä꤬¹
ʤȤ⤢ޤSELECT ΤȤ˲ԤɬפΤʤС
FETCHޤ
d644 1
a644 1
SELECTˤϡʸȤޤ
d994 2
a995 4
֤ؿ(Set Returning Functions): http://www.postgresql.org/docs/
techdocs.17

ȤȴñǤ
d1050 2
a1051 2
ƥǡ١Τ褦˥󥳡ǥ󥰤ꤷƥǡ١
Ƥ
d1082 1
a1082 1
  ǽ:   2008ǯ425
d1102 1
@


1.51
log
@Update Japanese FAQ.

Jun Kuwamura
@
text
@d3 1
a3 1
ʸǽ: Mon Mar 3 11:22:50 EST 2008
d39 2
a40 1
1.13) ¾DBMS٤PostgreSQLϤɤʤΤǤ
d237 1
a237 1
PostgreSQL κǿǤϥС 8.3 Ǥ
d394 2
a395 1
1.13) ¾DBMSPostgreSQLϤɤʤΤǤ
d430 7
d1076 1
a1076 1
  ǽ:   2008ǯ34
@


1.50
log
@Update Japanese FAQ.

Jun Kuwamura
@
text
@d3 1
a3 1
ʸǽ: Mon Jan 14 15:39:06 EST 2008
d41 2
d104 1
d179 1
a179 1
        ʬŪ (c) 1996-2007, PostgreSQLݳȯ
d213 3
a215 3
줿󥹥ȡ餬 http://pgfoundry.org/projects/pginstaller ˤꡢѤǤ
ޤMSDOS١WindowsΥС(Win95, Win98, WinMe)ǤϡCygwinȤä
PostgreSQL 餻뤳ȤǤޤ
d218 2
a219 4
        pgInstaller FTPߥ顼Ȥ win32 ǥ쥯ȥ꤫ǽǤ
            http://www.postgresql.org/mirrors-ftp.html

        ܤϡ WindowsǤ˴ؤFAQ򤴤󤯤
d236 1
a236 1
PostgreSQL κǿǤϥС 8.2.6 Ǥ
d318 1
a318 1
        http://www.postgresql.jp/document/pg825doc/
a377 3
         ƣľʸΡֽ鿴ԸΣģ߷硦ӣѣ绲ͽҲפΥʡ
                http://www.shonan.ne.jp/~nkon/ipsql/books_SQL.html
        ޤ(Ť2000ǯ)
d438 14
d491 7
d1003 2
a1004 2
Ǥ͵롢ե꡼ѤǤ롢ޥ?졼֤PostgreSQLץꥱ
󥽥塼ϡ Slony-I Ǥ
d1006 4
a1009 4
ޥ?ޥΥץꥱϡɤߡ񤭤ΥȤꡢʣΥץꥱ
Ȥ륳ԥ塼뤳ȤǤޤεǽϡд֤ѹƱ
ɬפʤᡢǽ˽ʾ׷Ϳޤ PGCluster ϡΤ褦ʥ塼
ȤPostgreSQLΤ˥ե꡼ѤǤΤȤơǤ͵ޤ
d1011 2
a1012 2
¾ˤ⡢Ѥϡɥ?١Υץꥱ󥽥塼󤬤
ʥץꥱǥ򥵥ݡȤƤޤ
d1052 8
d1067 1
a1067 1
  ǽ:   2008ǯ117
d1103 1
a1103 1
  ? ᡼륢ɥ쥹 " at " ŬڤľƤȾѤ "@@" Ǥ
@


1.49
log
@Update copyrights in source tree to 2008.
@
text
@d3 1
a3 1
ʸǽ: Sun Dec 9 19:31:34 EST 2007
d235 1
a235 1
PostgreSQL κǿǤϥС 8.2.5 Ǥ
d1040 1
a1040 1
  ǽ:   2007ǯ1219
@


1.48
log
@Update Japanese FAQ.

Jun Kuwamura
@
text
@d154 1
a154 1
Portions Copyright (c) 1996-2007, PostgreSQL Global Development Group Portions
@


1.47
log
@Update Japanese FAQ.

Jun Kuwamura
@
text
@d3 1
a3 1
ʸǽ: Fri Nov 16 10:53:50 EST 2007
d27 1
a27 1
1.1) PostgreSQLȤϲǤθƤϡ PostgresȤϲ
d106 1
a106 1
1.1) PostgreSQLȤϲǤθƤϡ PostgresȤϲ
d451 2
a452 2
ϡ a href="http://pgfoundry.org">http://pgfoundry.org  Drivers/Interfaces
ȥ󥿡ͥåȤθǤߤĤޤ
d1040 1
a1040 1
  ǽ:   2007ǯ1130
@


1.46
log
@Update Japanese FAQ.

Jun Kuwamura
@
text
@d3 1
a3 1
ʸǽ: Last updated: Wed Oct 17 13:34:42 EDT 2007
d27 1
a27 1
1.1) PostgreSQLȤϲǤθƤϡ
d106 1
a106 1
1.1) PostgreSQLȤϲǤθƤϡ
d122 5
d134 2
a135 2
򥵥֥饤֤ơ˻ä뤳ȤǤDeveloper's FAQˤϡPostgres
ȯ˲äˤĤƤξ󤬤ޤ
d212 1
a212 1
Postgres 餻뤳ȤǤޤ
d283 1
a283 1
Postgres õƤߤƤ
d302 4
a305 4
˱ƶХޤ˽ޤPostgresΥ꡼ǡ٤Ƥѹ
ơΤꤿС CVS Υå򸫤Ƥ
ΡȤˤΥեȥ˲ä줿٤Ƥѹ夵Ƥޤ

d451 2
a452 2
ϡ http://gborg.postgresql.org  Drivers/Interfaces ȥ󥿡ͥå
θǤߤĤޤ
d492 3
a494 2
ġ$PGDATA/pg_hba.conf եŬڤľơۥȼƳǧڤͭˤ
ʤϡ¾Υޥ󤫤³ǤʤǤ礦
d689 2
a690 2
2.8MB ǤΥǡޤ Postgres ǡ١ե礭ϼΤ
5.2MBȸѤ뤳ȤǤޤ
d698 1
a698 1
   Postgres Υǡڡ 8192Х(8KB)ʤΤ:
d984 2
a985 2
Ǥ͵롢ե꡼ѤǤ롢ޥݥ졼֤PostgreSQLץꥱ
󥽥塼ϡ Slony-I Ǥ
d987 4
a990 4
ޥݥޥΥץꥱϡɤߡ񤭤ΥȤꡢʣΥץ
Ȥ륳ԥ塼뤳ȤǤޤεǽϡд֤ѹƱ
ɬפʤᡢǽ˽ʾ׷Ϳޤ PGCluster ϡΤ褦ʥ塼
ȤPostgreSQLΤ˥ե꡼ѤǤΤȤơǤ͵ޤ
d992 2
a993 2
¾ˤ⡢Ѥϡɥݥ١Υץꥱ󥽥塼󤬤
ʥץꥱǥ򥵥ݡȤƤޤ
d1040 1
a1040 1
  ǽ:   2007ǯ1020
d1076 1
a1076 1
  ʢ ᡼륢ɥ쥹 " at " ŬڤľƤȾѤ "@@" Ǥ
@


1.45
log
@Update Japanese FAQ.

Jun Kuwamura
@
text
@d3 1
a3 1
ʸǽ: Last updated: Tue Oct 9 16:13:00 EDT 2007
d92 4
a95 2
4.19) ɤΤ褦ʥץꥱΥ塼󤬤ޤ
4.20) ơ֥ȥ̾꡼ǧʤΤϤʤǤʤ
d119 2
a120 2
 http://www.postgresql.org/files/documentation/faqs/FAQ_DEV.html ˤ볫ȯ
FAQ򸫤Ƥ
d338 2
a339 3
ǽʽҤϿϡhttp://techdocs.postgresql.org/techdocs/bookreviews.php
ˤޤ PostgreSQL Ѿ󵭻⡢http://techdocs.postgresql.org/ ˤ
ޤ
d355 4
a358 7
ޤ嵭ǽҤ٤ PostgreSQL ˤĤƤܤɤळȤƤƤ⤦
ȤĤϡ "Teach Yourself SQL in 21 Days, Second Edition" at http://
members.tripod.com/er4ebus/sql/index.htmǤ

The Practical SQL Handbook, Bowman Judith S. et al., Addison-Wesley ¿Υ
˹ɾǤۤǤϡThe Complete Reference SQL, Groff et al., McGraw-Hill
⹥ɾǤ
d512 4
a515 4
    ꥹȤ򤴤󤯤( JPUGȤܸ)ơȤơ
    http://www.varlena.com/varlena/GeneralBits/Tidbits/annotated_conf_e.html 
    ӡ http://www.varlena.com/varlena/GeneralBits/Tidbits/perf.html 򤴤
    󤯤
d855 1
a855 1
ưŪ֤ϡ <table>_<serialcolumn>_seq ̾դƤơtable
d959 13
a971 1
4.19) ɤΤ褦ʥץꥱΥ塼󤬤ޤ
d989 1
a989 1
4.20)ơ֥ȥ̾꡼ǧʤΤϤʤǤʤʸ
d1034 1
a1034 1
  ǽ:   2007ǯ1010
@


1.44
log
@Update Japanese FAQ.

Jun Kuwamura
@
text
@d3 1
a3 1
ʸǽ: Last updated: Fri Sep 14 14:39:54 EDT 2007
d6 1
a6 1
Maintainer of Japanese Translation: Jun Kuwamura (juk at PostgreSQL.jp)
d92 2
a93 4
4.19) PL/PgSQL δؿǰơ֥˥Ȥɤ "relation
with OID ##### does not exist" Ȥ顼ΤǤ礦
4.20) ɤΤ褦ʥץꥱΥ塼󤬤ޤ
4.21) ơ֥ȥ̾꡼ǧʤΤϤʤǤʤ
d127 2
a128 2
򥵥֥饤֤ơ˻ä뤳ȤǤDeveloper's FAQˤϡPostgreSQL
ȯ˲äˤĤƤξ󤬤ޤ
d205 1
a205 1
PostgreSQL 餻뤳ȤǤޤ
d224 1
a224 1
ftp://ftp.PostgreSQL.org/pub/ Ȥޤ
d260 1
a260 1
                http://www.PostgreSQL.jp/
d275 2
a276 2
Ʊ ftp  ftp://ftp.PostgreSQL.org/pub/ ǡǿС
PostgreSQL õƤߤƤ
d295 4
a298 4
˱ƶХޤ˽ޤPostgreSQLΥ꡼ǡ٤Ƥѹ
ơΤꤿС CVS Υå򸫤Ƥ
꡼ΡȤˤΥեȥ˲ä줿٤Ƥѹ夵Ƥ

d304 1
a304 1
ޤޥ˥奢ϡ http://www.PostgreSQL.org/docs/ǥ饤ǤǤ
d310 1
a310 1
        http://www.postgresql.jp/document/pg803doc/
d318 1
a318 1
饤ǻȤǤ PostgreSQL ܤ2ޤ http://www.PostgreSQL.org
d336 2
a337 2
ǽʽҤϿϡhttp://techdocs.PostgreSQL.org/techdocs/bookreviews.php
ˤޤ PostgreSQL Ѿ󵭻⡢http://techdocs.PostgreSQL.org/ ˤ
d539 4
a542 4
Ǥ¤Ǥ 100 Υǡ١åãƤޤäƤޤ
postmasterƱ³ǤХåɥץ¿䤹ɬפޤ
postgresql.conf  max_connections ͤѹ postmasterƵư뤳
Ȥǲǽˤʤޤ
d685 2
a686 2
2.8MB ǤΥǡޤ PostgreSQL ǡ١ե礭ϼ
褦5.2MBȸѤ뤳ȤǤޤ
d694 1
a694 1
   PostgreSQL Υǡڡ 8192Х(8KB)ʤΤ:
d755 2
a756 5
    ǥå뤳ȤǤޤ

8.0Υ꡼Ǥϡǥåϡǡ礦ɥǥåΥ
ηȰפʤСȤʤȤФФޤ餯int2, int8,
 numeric ΥΥǥåǤ
d857 3
a859 2
֤ˤĤƤΤäȾܤϡ饤ޥ˥奢 create_sequence 򤴤
󤯤
d863 2
a864 14
ҤȤĤˡϡnextval() ؿȤäƤͤ(before) SEQUENCE 
֥Ȥ鼡 SERIAL ͤФ줫ºݤ򤹤뤳ȤǤ
4.11.1 Υơ֥ȤȤȡǤϤΤ褦ˤʤޤ

    new_id = execute("SELECT nextval('person_id_seq')");
    execute("INSERT INTO person (id, name) VALUES (new_id, 'Blaise Pascal')");

ơnew_id ¸ͤ¾Υ(ȤС person ơ֥
볰(foreign key)Τ褦)ȤȤ褤Ǥ礦ưŪ˺줿SEQUENCE
֥Ȥ̾ϡ<table>_<serialcolumn>_seq Τ褦ˤʤꡢΤtable
 serialcolumn Ϥ줾ơ֥̾SERIAL̾Ǥ

뤤ϡͿ줿SERIALͤ򡢤줬ͤȤ줿(after)
currval() ؿȤäƼФȤǤޤȤС
d866 1
a866 2
    execute("INSERT INTO person (name) VALUES ('Blaise Pascal')");
    new_id = execute("SELECT currval('person_id_seq')");
d900 2
a901 2
ͥ뤬꥽ˤĤƤͤ㤹ǽޤpostmaster
ưˤƤߤƤ
d961 1
a961 11
4.19) PL/PgSQL δؿǰơ֥˥Ȥɤ "relation
with OID ##### does not exist" Ȥ顼ΤǤ礦

PL/PgSQL ϴؿץȤ򥭥å夷Թˤ⤽Ѥǡ PL/PgSQLؿ
ơ֥˥硢ǤΥơ֥äƺʤ졢ؿ
ٸƤӽФȡδؿϥå夷ƤؿƤϤޤŤơ
֥򺹤ޤޤǤΡȤơPL/PgSQL EXECUTE 
ơ֥ؤΥΤ˻Ȥޤȡѡľ
褦ˤʤޤ

4.20) ɤΤ褦ʥץꥱΥ塼󤬤ޤ
d979 1
a979 1
4.21)ơ֥ȥ̾꡼ǧʤΤϤʤǤʤʸ
d982 1
a982 1
ǧ줿̾ΤäȤŪʸϡơ֥ݤˡơ֥䥫
d1024 2
a1025 2
  ǽ:   2007ǯ0915
  :       ¼  (Jun Kuwamura <juk at PostgreSQL.jp>)
d1043 1
a1043 1
                 (Kaori Inaba <i-kaori at sra.co.jp>)
d1056 1
a1056 1
        http://www.PostgreSQL.jp/wg/jpugdoc/ JPUGʸ񡦽ҴϢʬʲ
d1059 1
a1059 1
  ʤ˴ؤ뤴ո(juk at PostgreSQL.jp)ޤǤ󤻤
@


1.43
log
@Update Japanese FAQ, backpatch.

Jun Kuwamura
@
text
@d3 1
a3 1
ʸǽ: Last updated: Tue Mar 20 13:43:40 EDT 2007
d108 3
a110 4
PostgreSQLPost-Gres-Q-L(ݥȡ쥹塼) ȯޤ

ޤȤˤäƤñ Postgres ȤƻȤޤȯʹͤ
ˡ MP3եޥåȤβե뤬ޤ
d553 8
d583 2
d1051 1
a1051 1
  ǽ:   2007ǯ0913
d1084 1
a1084 2
        http://www.linux.or.jp/JF/JFdocs/INDEX-database.html Linux JFץȡ
        http://www.linet.gr.jp/~juk/pgsql/ PostgreSQL Notes for Japaneseסԥڡ
@


1.42
log
@Update Japanese FAQ to current release number.
@
text
@d3 1
a3 1
ʸǽ: Last updated: Tue Apr 24 17:29:38 EDT 2007
d549 4
a552 3
СֹդˤˤĤơ̤ˤĤƤβ http://
www.postgresql.org/support/versioning 򡢤ơܺ٤ˤĤƤ http://
www.postgresql.org/docs/current/static/install-upgrading.html 
d1042 1
a1042 1
  ǽ:   2007ǯ0425
@


1.41
log
@Update Japanese FAQs.

Jun Kuwamura
@
text
@d231 1
a231 1
PostgreSQL κǿǤϥС 8.2.4 Ǥ
@


1.40
log
@Update Japanese FAQ.

Jun Kuwamura
@
text
@d3 1
a3 1
ʸǽ: Tue Mar 20 13:43:40 EDT 2007
d231 1
a231 1
PostgreSQL κǿǤϥС 8.2.3 Ǥ
d549 3
a551 2
СֹդˤˤĤƤϡhttp://www.postgresql.org/support/
versioning 
d581 3
a583 3
ǽפʾϡϡɥΥץ򸦵椹뤳ȤǤ
᡼󥰥ꥹȤǤϡɥץȥȥ졼ɥդˤĤƵ뤳Ȥ
Ǥޤ
d1041 1
a1041 1
  ǽ:   2007ǯ0325
d1047 1
a1047 1
                а ã(Tatsuo ISHII <t-ishii at sra.co.jp>)
a1060 1
                а ã(Tatsuo Ishii <t-ishii at sra.co.jp>)
d1075 1
a1075 1
        http://www.rccm.co.jp/~juk/pgsql/ PostgreSQL Notes for Japaneseסԥڡ
@


1.39
log
@Update Japanese FAQ.

Jun Kuwamura
@
text
@d3 1
a3 1
ʸǽ: Fri Jan 5 15:40:20 EST 2007
d40 1
d57 2
a58 2
3.6) PostgreSQLΥåץ졼ɤμϤɤޤ
3.7) ϡɥˤϤɤʥԥ塼ȤФ褤Ǥ
d231 1
a231 1
PostgreSQL κǿǤϥС 8.2.1 Ǥ
d430 8
d547 1
a547 1
3.6) PostgreSQLΥåץ졼ɤμϤɤޤ
d549 2
a550 15
PostgreSQLϥޥʡ꡼ǤϥХνԤʤޤΤǡȤ
7.4.8  7.4.9 ؤΥåץ졼ɤ˥פȥꥹȥɬפޤ󡣤
ơǡ١ФŪߤơåץǡȤХʥ򥤥󥹥ȡ
뤷ơФꥹȤǤ

桼ϤǤ᤯ǿΥޥʡ꡼˥åץ졼ɤ٤Ǥ
٤ƤΥåץ졼ɤ˥ꥹϤĤΤǤ PostgreSQLΥޥʡ꡼ϡ
ʤ٤ʥꥹǰŪʥХνΤǤ桹ߥ˥
Ǥϥåץ졼ɤʤۤäȥꥹ⤤ΤȹͤƤޤ

᥸㡼꡼ʤȤС7.3  7.4 Τ褦ʡˤǤϡƥơ
ǡեեޥåȤѹ򤷤ФйԤʤޤѹ
ƤʣǡΤ桹ϥǡեΤθߴݻ뤳Ȥ
Ǥޤ󡣥᥸㡼åץ졼ɤΤˤϡǡ١Υ/ɤɬ
פǤ
d552 23
a574 1
3.7) ϡɥˤϤɤʥԥ塼ȤФ褤Ǥ
d677 1
a677 1
褦5.6MBȸѤ뤳ȤǤޤ
d679 1
a679 1
    28 bytes: ƥΥإå()
d683 1
a683 1
    56 bytes per row
d689 1
a689 1
     56 bytes per row
d692 2
a693 2
   --------------------  =  685 database pages (ڤ夲)
      146 rows per page
d695 1
a695 1
  685 database pages * 8192 bytes per page  =  5,611,520 bytes (5.6 MB)
d960 4
a963 2
֤ؿ(Set Returning Functions): http://techdocs.postgresql.org/guides/
SetReturningFunctions ȤȴñǤ
d1040 1
a1040 1
  ǽ:   2007ǯ0107
@


1.38
log
@Update CVS HEAD for 2007 copyright.  Back branches are typically not
back-stamped for this.
@
text
@d3 1
a3 1
ʸǽ: Mon Dec 11 17:45:54 EST 2006
d171 1
a171 1
        ʬŪ (c) 1996-2006, PostgreSQLݳȯ
d230 1
a230 1
PostgreSQL κǿǤϥС 8.2.0 Ǥ
d1020 1
a1020 1
  ǽ:   2006ǯ1225
@


1.37
log
@Update Japanese FAQ.
@
text
@d149 1
a149 1
Portions Copyright (c) 1996-2006, PostgreSQL Global Development Group Portions
@


1.36
log
@Update Japanese FAQ.

Jun Kuwamura
@
text
@d3 1
a3 1
ʸǽ: Sat Oct 14 19:08:19 EDT 2006
d74 3
a76 2
4.9) ǡեɤNULL Ǥ뤳Ȥ򸡽ФˤϤɤޤե
ɤNULLɤǤɤΤ褦˥ȤǤޤ
d94 2
a95 1
4.21) ơ֥ȥ̾꡼ǧʤΤϤʤǤ
d193 1
a193 1
        ͤǤ
d230 1
a230 1
PostgreSQL κǿǤϥС 8.1.5 Ǥ
d289 4
a292 4
      SQL˽ä¸εǽȽʣ
      ɤʣФơΤʤǽ
      Τʤǽ
  ǽ TODO ꥹȤ˲äޤ
d348 3
a350 3
ޥɥ饤Υ饤ȥץpsql ⡢黻ҡؿ󡢤¾
򤪸롢Ĥ餷 \d ޥɤޤ - \? Ȥ
Ѳǽʥޥɤɽޤ
d762 3
a764 2
4.9) ǡեɤNULL Ǥ뤳Ȥ򸡽ФˤϤɤޤե
ɤNULLɤǤɤΤ褦˥ȤǤޤ
d772 5
d870 4
a873 5
PostgreSQLǤĤ뤹٤ƤΥϡWITHOUT OIDS ǤĤʤդ
OIDޤ OIDϼưŪ4ХȤͿ졢ϡ󥹥ȥ졼
̤ưդͤȤʤޤ40ǥСեơOIDϽ
ʣ򤷤ϤޤPostgreSQLƥơ֥˥󥯤뤿OID
Ȥޤ
d975 2
a976 1
4.21)ơ֥ȥ̾꡼ǧʤΤϤʤǤ
d978 6
a983 6
äȤŪʸϡơ֥ݤˡơ֥䥫ϤŰ
λѤǤŰȤȡơ֥ȥ̾ʼ̻ҤȸƤӤޤˤ
ʸȾʸζ̤򤷤ƳǼޤäơpgAdminΤ褦˥ơ֥
ΤȤ˼ưŪŰȤΤϥǤ̾ȤȤ
դʤƤϤʤʤȤ̣ޤΤᡢ̻Ҥǧ뤿
ˤϰʲΤ줫򿴤ޤ
d1020 1
a1020 1
  ǽ:   2006ǯ1015
@


1.36.2.1
log
@Update Japanese FAQ.
@
text
@d3 1
a3 1
ʸǽ: Mon Dec 11 17:45:54 EST 2006
d74 2
a75 3
4.9) ǡեɤ NULL Ǥ뤳Ȥ򸡽ФˤϤɤޤ
NULLβǽΤΤɤΤ褦ϢǤޤ? եɤNULLɤ
ǤɤΤ褦˥ȤǤޤ
d93 1
a93 2
4.21) ơ֥ȥ̾꡼ǧʤΤϤʤǤʤ
ʸ(ԥ饤)ϲ¸ʤΤǤ?
d191 1
a191 1
        ٤ȤƤ
d228 1
a228 1
PostgreSQL κǿǤϥС 8.2.0 Ǥ
d287 4
a290 4
      SQLʤ˽ऺ¸εǽȽʣ
      ɤʣФơΤʤǽ
      Τʤǽ
  ǽϡ TODO ΥꥹȤ˲äޤ
d346 3
a348 3
ޥɥ饤Υ饤ȥץpsql ˤ⡢黻ҡؿ󡢤¾
ξĴ٤뤿ˡ餷 \d ޥɤĤޤ \? Ϥ
Ѳǽʥޥɤɽޤ
d760 2
a761 3
4.9) ǡեɤNULL Ǥ뤳Ȥ򸡽ФˤϤɤޤ NULL
Ǥ뤳Ȥ򸡽ФˤϤɤޤեɤNULLɤǤɤΤ褦˥
ȤǤޤ
a768 5
NULLβǽΤΤϢ뤹ˤϡCOALESCE()򼡤Τ褦˻Ȥޤ

   SELECT COALESCE(col1, '') || COALESCE(col2, '')
   FROM tab

d862 5
a866 4
ơ֥뤬WITH OIDSǤĤ줿ϡ줾Υ˰դOIDޤ
OIDϼưŪ4ХȤͿ졢ϡ󥹥ȥ졼̤ư
ͤȤʤޤ40ǥСեơOIDϽʣ򤷤Ϥ
PostgreSQLƥơ֥˥󥯤뤿OID Ȥޤ
d968 1
a968 2
4.21)ơ֥ȥ̾꡼ǧʤΤϤʤǤʤʸ
(ԥ饤)ϲ¸ʤΤǤ?
d970 6
a975 6
ǧ줿̾ΤäȤŪʸϡơ֥ݤˡơ֥䥫
ϤŰλѤǤŰȤȡơ֥ȥ̾ʼ
ҤȤޤˤʸȾʸζ̤򤷤ƳǼޤäơpgAdminΤ
˥ơ֥ΤȤ˼ưŪŰȤΤϥǤ̾
ȤȤŰդʤƤϤʤʤȤ̣ޤΤᡢ̻
ǧ뤿ˤϰʲΤ줫򿴤ޤ
d1012 1
a1012 1
  ǽ:   2006ǯ1225
@


1.36.2.2
log
@Backpatch FAQs to stable branch.
@
text
@d149 1
a149 1
Portions Copyright (c) 1996-2007, PostgreSQL Global Development Group Portions
@


1.36.2.3
log
@Stamp releases 8.2.4, 8.1.9, 8.0.13, 7.4.17, 7.3.19.
@
text
@d3 1
a3 1
ʸǽ: Tue Mar 20 13:43:40 EDT 2007
a39 1
1.14) PostgreSQLϹκǿβƻ֤ѹ򰷤ޤ
d56 2
a57 2
3.6) PostgreSQLΥåץ졼ɤμϤɤʤޤ
3.7) ϡɥˤϤɤΤ褦ʥԥ塼ȤФ褤Ǥ
d171 1
a171 1
        ʬŪ (c) 1996-2007, PostgreSQLݳȯ
d230 1
a230 1
PostgreSQL κǿǤϥС 8.2.3 Ǥ
a428 8
1.14) PostgreSQLϹκǿβƻ֤ѹ򰷤ޤ

罣βƻ֤ѹϡPostgreSQLΥ꡼8.0.4ʹ[4+]ȡθΥ᥸㡼
꡼Ȥ 8.1 ˤϴޤޤƤޤʥȥȥꥢѹϡ
8.0.[10+], 8.1.[6+] ӡθΥ᥸㡼꡼Τ٤Ƥ˴ޤޤޤ8.0
PosrgreSQLǤϥڥ졼ƥ󥰥ƥΥॾǡ١ƻ
Τ˻ȤäƤޤ

d538 1
a538 1
3.6) PostgreSQLΥåץ졼ɤμϤɤʤޤ
d540 15
a554 2
СֹդˤˤĤƤϡhttp://www.postgresql.org/support/
versioning 
d556 1
a556 23
ǽPostgreSQLΥ᥸㡼꡼Ϥǯ1ٹԤʤޤ
᥸㡼꡼ϡȤС8.18.2ؤΤ褦ˡСֹ1ܤ2
ܤʬ䤷Ƥ椭ޤ

PostgreSQLΥ᥸㡼꡼̾ƥơ֥ȥǡեޥå
ѹޤѹϤƤʣʤΤǤǡǡեθߴ
ݻϤޤ󡣥᥸㡼åץ졼ɤΤˤϡǡ١Υ/
ɤɬפˤʤޤ

ޥʡ꡼ϡȤС8.1.5 8.1.6ؤΤ褦ˡСֹ3
ͤ䤷ޤPostgreSQLϡޥʡ꡼ФƤϡХե
Ԥʤޤ󡣤٤ƤΥ桼ϡǤǿΥޥʡ꡼˹
Ǥåץ졼ɤˤϡ˥ꥹĤΤǤ顢PostgreSQLΥޥʡ
꡼Ǥϡˤȯꡢƥ˴طꡢǡĤ֤
Хåץ졼ɤΥꥹǾ¤ˤȤɤޤ桹Υߥ˥
Ǥϡåץ졼ɤꥹ⡢åץ졼ɤʤꥹΤۤ⤤
ȹͤƤޤ

ޥʡ꡼Υåץ졼ɤˤϥפȥꥹȥɬפϤʤǡ١
ФߤơåץǡȤ줿Хʥ򥤥󥹥ȡ뤷Фꥹ
Ȥޤ

3.7) ϡɥˤϤɤΤ褦ʥԥ塼ȤФ褤Ǥ
d659 1
a659 1
褦5.2MBȸѤ뤳ȤǤޤ
d661 1
a661 1
    24 bytes: ƥΥإå()
d665 1
a665 1
    52 bytes per row
d671 1
a671 1
     52 bytes per row
d674 2
a675 2
   --------------------  =  633 database pages (ڤ夲)
      158 rows per page
d677 1
a677 1
  633 database pages * 8192 bytes per page  =  5,185,536 bytes (5.2 MB)
d942 2
a943 4
֤ؿ(Set Returning Functions): http://www.postgresql.org/docs/
techdocs.17

ȤȴñǤ
d1020 1
a1020 1
  ǽ:   2007ǯ0325
@


1.36.2.4
log
@Stamp releases 8.2.5, 8.1.10, 8.0.14, 7.4.18, 7.3.20.

Update FAQs for 8.2.5.
@
text
@d3 1
a3 1
ʸǽ: Last updated: Tue Apr 24 17:29:38 EDT 2007
d231 1
a231 1
PostgreSQL κǿǤϥС 8.2.4 Ǥ
d549 2
a550 3
СֹդˤˤĤơ̤ˤĤƤβ http://
www.postgresql.org/support/versioning 򡢤ơܺ٤ˤĤƤ http://
www.postgresql.org/docs/current/static/install-upgrading.html 
d580 3
a582 3
ǽפʾϡΥϡɥΥץˤĤĴ뤳
ȤǤ桹Υ᡼󥰥ꥹȾǤϡɥץΥȥ졼ɥ
ˤĤƵ뤳ȤǤޤ
d1040 1
a1040 1
  ǽ:   2007ǯ0425
d1046 1
a1046 1
                а ã(Tatsuo ISHII <ishii at sraoss.co.jp>)
d1060 1
d1075 1
a1075 1
        http://www.linet.gr.jp/~juk/pgsql/ PostgreSQL Notes for Japaneseסԥڡ
@


1.36.2.5
log
@Update Japanese FAQ to current release number.
@
text
@d231 1
a231 1
PostgreSQL κǿǤϥС 8.2.5 Ǥ
@


1.36.2.6
log
@Update Japanese FAQ, backpatch.

Jun Kuwamura
@
text
@d3 1
a3 1
ʸǽ: Last updated: Tue Mar 20 13:43:40 EDT 2007
d549 3
a551 4
СֹդˤˤĤơ̤ˤĤƤβhttp://
www.postgresql.org/support/versioning 򡢤ơåץ졼ɤˤĤƤΰ
Ū http://www.postgresql.org/docs/current/static/install-upgrading.html

d1041 1
a1041 1
  ǽ:   2007ǯ0913
@


1.35
log
@Update Japanese FAQ.

Jun Kuwamura
@
text
@d3 1
a3 1
ʸǽ: Mon Oct 9 20:28:14 EDT 2006
d250 2
a251 2
postgresql-es)⤢ꡢե󥹸Υͥ (#postgresqlfr)⤢ޤEFNet
PostgreSQLͥ뤬ޤ
d962 1
a962 1
ɬפʤᡢǽ˽ʾ׷Ϳޤ Pgcluster ϡΤ褦ʥ塼
d1012 1
a1012 1
  ǽ:   2006ǯ1014
@


1.34
log
@Update Japanese FAQ.

Jun Kuwamura
@
text
@d3 1
a3 1
ʸǽ: Fri Aug 18 12:27:33 EDT 2006
d169 1
a169 1
        ʬŪ (c) 1996-2005, PostgreSQLݳȯ
d212 1
a212 1
        http://www.postgresql.jp/wg/jpugdoc/FAQ_windows.ja.html
d228 1
a228 1
PostgreSQL κǿǤϥС 8.1.4 Ǥ
d256 3
a258 2
        (2003ǯ517PostgreSQL桼פ̾Τޤ)
        β̵ǤβȲѶŪʹ׸αĤƤޤ
d261 1
a261 1
        򤴤󤯤ϿǽȤʤäƤޤ
d1012 1
a1012 1
  ǽ:   2006ǯ0819
@


1.33
log
@Update Japanese FAQ.

J.Kuwamura
@
text
@d3 1
a3 1
ʸǽ: Tue May 23 11:50:55 EDT 2006
d5 1
a5 1
ߤΰݻ: Bruce Momjian (pgman at candle.pha.pa.us)
d201 1
a201 1
PostgreSQL ϡWin2000, WinXP, ơWin2003 Τ褦 Microsoft Windows NT
d266 2
a267 2
ѥݡȲҤΥꥹȤ http://techdocs.postgresql.org/companies.phpˤ

d464 2
a465 2
󡢤ޤܺ٤ϡhttp://techdocs.postgresql.org/guides/GUITools 
󤯤
d511 3
a513 3
    ǽˤϡɥαƶ http://candle.pha.pa.us/main/writings/
    pgsql/hw_performance/index.html (JPUGȤܸ)  http://
    www.powerpostgresql.com/PerfList/ ˽Ҥ٤Ƥޤ
d1011 1
a1011 1
  ǽ:   2006ǯ0530
@


1.32
log
@Update Japanese FAQ.

J.Kuwamura
@
text
@d3 1
a3 1
ʸǽ: Thu May 18 23:52:32 EDT 2006
d32 1
a32 1
1.6) ǿǤϤɤǤ
d56 1
a56 2
3.6) PostgreSQLΥ᥸㡼꡼򥢥åץǡȤΤ˥פȥꥹȥ򤷤ʤ
ƤϤʤʤΤϤʤǤ
d226 1
a226 1
1.6) ǿǤϤɤǤ
d535 1
a535 2
3.6) PostgreSQLΥ᥸㡼꡼򥢥åץǡȤΤ˥פȥꥹȥ򤷤ʤ
ƤϤʤʤΤϤʤǤ
d537 15
a551 7
PostgreSQLϥޥʡ꡼ǤϾѹԤʤޤΤǡ7.4.0 
 7.4.1 ؤΥåץ졼ɤˤϥפȥꥹȥɬפϤޤ󡣤᥸
㡼꡼(ȤС7.27.3ؤΤ褦) Ǥϡƥơ֥ǡե
եޥåȤѹ򤷤ФйԤʤޤѹϤƤʣ
Τ桹ϥǡեΤθߴݻ뤳ȤǤޤ󡣥
פѥեޥåȤǥǡϤ򿷤եޥåȤɤ߹
ȤǤޤ
d1011 1
a1011 1
  ǽ:   2006ǯ0522
@


1.31
log
@Updated Japanese FAQ, version 2.

J.Kuwamura
@
text
@d3 1
a3 1
ʸǽ: Sun Apr 2 23:40:12 EDT 2006
d38 1
a38 1
1.12) ȯˤϤɤΤ褦˻äޤ
d229 1
a229 1
PostgreSQL κǿǤϥС 8.1.3 Ǥ
d362 6
a367 3
餷ϡhttp://www.intermedia.net/support/sql/sqltut.shtm, http://
ourworld.compuserve.com/homepages/graeme_birchall/HTM_COOK.HTM, ơhttp://
sqlcourse.com ˤޤ
d388 1
a388 1
1.12) ȯˤϤɤΤ褦˻äޤ
d633 2
a634 1
祫Ȥ4ܤˤ뤳ȤǤޤ
d1005 1
a1005 1
  ǽ:   2006ǯ0403
d1014 1
a1014 1
                 칬(Kazuyuki OKAMOTO <kokamoto at itg.hitachi.co.jp>)
@


1.30
log
@Update Japanese FAQ, backpatch.

J.Kuwamura
@
text
@d28 1
a28 1
1.2) ï PostgreSQL 򥳥ȥ뤷ޤ
d95 5
d121 1
a121 1
1.2) ï PostgreSQL 򥳥ȥ뤷ޤ
d278 23
a300 1
1.9) ɤΤ褦ʸ񤬤ޤ
d319 1
a319 1
/docs/awbook.html
a351 5
1.10) ΤΥХ̵̤ǽϤɤäƸĤޤ

PostgreSQLϳĥ줿SQL:2003Υ֥åȤ򥵥ݡȤޤ桹Υڡ TODO
ꥹȤˡΤΥХǽ侭ײˤĤƤεҤޤ

d972 24
@


1.29
log
@Update copyright for 2006.  Update scripts.
@
text
@d3 1
a3 1
ʸǽ: Fri Feb 24 23:28:40 EST 2006
d592 1
a592 1
    κ祵?                1.6TB
d607 2
a608 2
ǥեȤΥ֥å32kˤ뤳Ȥǡơ֥륵Ⱥ祫
4ܤˤ뤳ȤǤޤ
d955 1
a955 1
  ǽ:   2006ǯ0226
@


1.28
log
@Update Japanese FAQ, backpatched to 8.1.X.
@
text
@d143 1
a143 1
Portions Copyright (c) 1996-2005, PostgreSQL Global Development Group Portions
@


1.27
log
@Update FAQ, second version.

J.Kuwamura
@
text
@d3 1
a3 1
ʸǽ: Thu Dec 8 17:26:16 EST 2005
d224 1
a224 1
PostgreSQL κǿǤϥС 8.1.1 Ǥ
d624 1
a624 1
褦6.4MBȸѤ뤳ȤǤޤ
d669 1
a669 8
ӥǥåȤǤ礦ºݡMAX()  MIN() ǥåȤʤ
Ƥ⡢Τ褦ͤORDER BY  LIMIT ȤäƥǥåȤäƼФ
ȤǽǤ:

    SELECT col
    FROM tab
    ORDER BY col [ DESC ]
    LIMIT 1;
d955 1
a955 1
  ǽ:   2005ǯ1214
@


1.26
log
@Update Japanese FAQ.

J.Kuwamura
@
text
@d16 4
a19 1
        ܸǤˤĤƤϡʸκǸ򤴤󤯤
a20 1
                                                2005ǯ1213    ¼ 
a242 6
The major IRC channel is #postgresql on Freenode (irc.freenode.net). To connect
you can use the Unix program irc -c '#postgresql' "$USER" irc.freenode.net or
use any other IRC clients. A Spanish one also exists on the same network, (#
postgresql-es), and a French one, (#postgresqlfr). There is also a PostgreSQL
channel on EFNet.

d345 3
a347 2
         аã׻ˤܸλʸξҲڡ
                http://www.SRA.co.jp/people/t-ishii/PostgreSQL/doc-jp/index.html
d564 1
a564 1
psql -lȤƤΥǡ١ꥹȤޤ
d662 1
a662 1
֥Ƥ˷֤ʤ٤Ǥ
d926 2
a927 2
֥ץꥱפȰǸޤץꥱ򤹤뤿εѤϤ
Ĥꡢ줾졢ȷޤ
d946 4
a949 4
ʸȾʸζ̤򤷤ƳǼ줹äơpgAdminΤ褦˥ơ֥
Ȥ˼ưŪŰȤΤϥǤ̾ȤȤŰ
դʤƤϤʤʤȤ̣ޤΤᡢ̻Ҥǧ뤿
ϰʲΤ줫򿴤ޤ
d953 1
a953 1
  ǻȤȤŰǼ̻ҤϤ
d957 2
d962 1
a962 1
  ǽ:   2005ǯ1213
d986 7
a992 3
   JF(Linux Japanese FAQ)ץȡ
  FreeBSD ɥơץȡ ¾ľܤ뤤ϴŪ
  äƤ뤹٤ƤΥץ󥽡ߥ˥ƥΤߤʤޤ˴դޤ
a993 1
  ܸǤΤʸ ܲ "Frequently Asked Questions"  Υڡ "Japanese FAQ" ȤФǤޤ
d995 3
a997 3
        http://www.PostgreSQL.jp/wg/jpugdoc/JPUGʸ񡦽ҴϢʬʲ
        http://www.linux.or.jp/JF/Linux JFץ
        http://www.rccm.co.jp/~juk/pgsql/(FAQ PostgreSQL ˤĤƤ褯)
d1000 1
@


1.25
log
@Update Japanese FAQ.

J.Kuwamura
@
text
@d3 1
a3 1
ʸǽ: Fri Nov 4 20:35:04 EST 2005
d12 1
a12 1
˲ޤ
d18 1
a18 1
                                                2005ǯ1117    ¼ 
d25 8
a32 8
1.1) PostgreSQLȤϲǤɤߤޤ
1.2) PostgreSQLϤɤʤäƤޤ
1.3) PostgreSQL򥵥ݡȤץåȥۡϡ
1.4) PostgreSQLϤɤǤޤ
1.5) ݡȤϤɤǼޤ
1.6) ХݡȤϤɤΤ褦ȯޤ
1.7) ǿǤϤɤǤ
1.8) ɤΤ褦ʸ񤬤ޤ
d34 4
a37 4
1.10) SQLϤɤгؤ٤ޤ
1.11) ȯˤϤɤΤ褦˻äޤ
1.12) ¾DBMS٤PostgreSQLϤɤʤΤǤ
1.13) ï PostgreSQL 򥳥ȥ뤷ޤ
d97 1
a97 1
1.1) PostgreSQL ȤϲǤȯޤ
d99 1
a99 1
PostgreSQLPost-Gres-Q-L(ݥ - 쥹 - 塼 - ) ȯޤ
d114 11
a124 1
1.2) PostgreSQL ϤɤʤäƤޤ
d128 6
d189 1
a189 1
1.3) PostgreSQL ưĶϡ
d215 1
a215 1
1.4) PostgreSQL ϤɤǤޤ
d220 15
a234 1
1.5) ݡȤϤɤǼޤ
d269 1
a269 1
1.6) ХݡȤϤɤΤ褦ȯޤ
d277 1
a277 8
1.7) ǿǤϤɤǤ

PostgreSQL κǿǤϥС 8.1 Ǥ

桹ϡ1ǯ˥᥸㡼꡼ԤʤȤΥޥʡ꡼ײ褷
ޤ

1.8) ɤΤ褦ʸ񤬤ޤ
d299 1
a299 1
        JPUGPostgreSQL Bookʬʲ
d301 1
a301 1
        ֤ϤƤPostgreSQLפȤƽǤޤ
d329 1
a329 1
1.9) ΤΥХ̵̤ǽϤɤäƸĤޤ
d334 1
a334 1
1.10) SQL Ϥɤгؤ٤ޤ
d366 1
a366 1
1.11) ȯˤϤɤΤ褦˻äޤ
d370 1
a370 1
1.12) ¾DBMSPostgreSQLϤɤʤΤǤ
d399 1
a399 1
    ѥݡȤʤɤ⤢ޤFAQ1.5򤴤󤯤ˡ
a404 10
1.13) ï PostgreSQL 򥳥ȥ뤷ޤ

PostgreSQL֡Ѱ񡢤뤤ϡȥ򤹤ҤõȤƤ
ᤶ򤨤 ---- ¸ߤʤΤǤ桹ϡ濴Ȥʤ륳ߥåƥCVSߥ
ޤΥ롼פϥȥ뤹뤿Ȥ⡢Τ
ΤǤǤϡץȤϡǤ⻲äǤ볫ȯԤȥ桼Υߥ
ƥˤդޤɼԤʤФʤʤȤϡ᡼󥰥ꥹ
򥵥֥饤֤ơ˻ä뤳ȤǤDeveloper's FAQˤϡPostgreSQL
ȯ˲äˤĤƤξ󤬤ޤ

d497 1
a497 1
      Ȥʡ ThinkIT Ȥˤꡢͤˤʤޤ
d795 1
d801 1
d963 1
a963 1
  ǽ:   2005ǯ1117
@


1.24
log
@Update Japanese FAQ.

 Jun Kuwamura
@
text
@d3 1
a3 1
ʸǽ: Wed Sep 28 07:45:42 EDT 2005
d18 1
a18 1
                                                2005ǯ1005    ¼ 
d189 1
a189 1
        ܤϡ WindwosǤ˴ؤFAQ򤴤󤯤
d249 1
a249 1
PostgreSQL κǿǤϥС 8.0.4 Ǥ
d482 7
d648 5
a652 5
ʤФʤޤ󡣤׾ϡ VACUUMANALYZEޤϡñ ANALYZE 
äƼ뤳ȤǤޤ׾Ȥäƥץƥޥϥơ֥ˤ
ΤꡢǥåȤ٤ηǤޤ׾Ϻ
ŬʷˡǤ⵮ŤʤΤ⤢ޤ׾μϡơ
֥Ƥ˷֤ʤ٤Ǥ
d669 1
a669 1
СSET enable_seqscan TO 'off'ꤷơ⤦ټ¹Ի롢ǥå
d919 1
a919 1
Ǥ͵롢ե꡼ѤǤ롢ޥݥ졼֤PosrgreSQLץꥱ
d925 1
a925 1
ȤPosrgreSQLΤ˥ե꡼ѤǤΤȤơǤ͵ޤ
d932 6
a937 12
The most common cause is the use of double-quotes around table or + column
names during table creation. When double-quotes are used, + table and column
names (called identifiers) are stored case-sensitive, meaning you must use +
double-quotes when referencing the names in a query. Some interfaces, + like
pgAdmin, automatically double-quote identifiers during table + creation. So,
for identifiers to be recognized, you must either: äȤŪʸϡơ
֥ݤˡơ֥䥫ϤŰλѤǤŰ
ȡơ֥ȥ̾ʼ̻ҤȸƤӤޤˤʸȾʸζ̤򤷤Ƴ
Ǽ줹äơpgAdminΤ褦˥ơ֥ΤȤ˼ưŪŰ
ΤϥǤ̾ȤȤŰդʤƤϤʤʤ
Ȥ̣ޤΤᡢ̻Ҥǧ뤿ˤϰʲΤ줫򿴤ޤ

a939 1
  Use only lowercase characters in identifiers
d948 1
a948 1
  ǽ:   2005ǯ1005
@


1.24.2.1
log
@Update Japanese FAQ.

J.Kuwamura
@
text
@d3 1
a3 1
ʸǽ: Fri Nov 4 20:35:04 EST 2005
d18 1
a18 1
                                                2005ǯ1117    ¼ 
d189 1
a189 1
        ܤϡ WindowsǤ˴ؤFAQ򤴤󤯤
d249 1
a249 1
PostgreSQL κǿǤϥС 8.1 Ǥ
a481 7
    [:
      JPUGĹҲ͵ˤ롢ֺǤPostgreSQL塼˥󥰡
      Ȥʡ ThinkIT Ȥˤꡢͤˤʤޤ
        http://www.thinkit.co.jp/free/tech/10/1/1.html
    ]


d641 5
a645 5
ʤФʤޤ󡣤׾ϡ VACUUM ANALYZEޤϡñ ANALYZE 
ȤäƼ뤳ȤǤޤ׾Ȥäƥץƥޥϥơ֥ˤ
ΤꡢǥåȤ٤ηǤޤ׾
ŬʷˡǤ⵮ŤʤΤ⤢ޤ׾μϡ
֥Ƥ˷֤ʤ٤Ǥ
d662 1
a662 1
СSET enable_seqscan TO 'off'ꤷơ⤦ټ¹Ԥǥå
d912 1
a912 1
Ǥ͵롢ե꡼ѤǤ롢ޥݥ졼֤PostgreSQLץꥱ
d918 1
a918 1
ȤPostgreSQLΤ˥ե꡼ѤǤΤȤơǤ͵ޤ
d925 12
a936 6
äȤŪʸϡơ֥ݤˡơ֥䥫ϤŰ
λѤǤŰȤȡơ֥ȥ̾ʼ̻ҤȸƤӤޤˤ
ʸȾʸζ̤򤷤ƳǼ줹äơpgAdminΤ褦˥ơ֥
Ȥ˼ưŪŰȤΤϥǤ̾ȤȤŰ
դʤƤϤʤʤȤ̣ޤΤᡢ̻Ҥǧ뤿
ϰʲΤ줫򿴤ޤ
d939 1
d948 1
a948 1
  ǽ:   2005ǯ1117
@


1.24.2.2
log
@Stamp release 8.1.2.
@
text
@d3 1
a3 1
ʸǽ: Thu Dec 8 17:26:16 EST 2005
d12 1
a12 1
˲ޤ
d16 1
a16 4
        ܸǤFAQϡ
                http://www.postgresql.org/docs/faqs.FAQ_japanese.html
        ˤޤ
        ǿܸǤˤĤƤϡʸκǸˤܸǤˤĤơפ򤴤󤯤
d18 1
d25 8
a32 8
1.1) PostgreSQLȤϲǤθƤϡ
1.2) ï PostgreSQL 򥳥ȥ뤷ޤ
1.3) PostgreSQLϤɤʤäƤޤ
1.4) PostgreSQL򥵥ݡȤץåȥۡϡ
1.5) PostgreSQLϤɤǤޤ
1.6) ǿǤϤɤǤ
1.7) ݡȤϤɤǼޤ
1.8) ХݡȤϤɤΤ褦ȯޤ
d34 4
a37 4
1.10) ɤΤ褦ʸ񤬤ޤ
1.11) SQLϤɤгؤ٤ޤ
1.12) ȯˤϤɤΤ褦˻äޤ
1.13) ¾DBMS٤PostgreSQLϤɤʤΤǤ
d97 1
a97 1
1.1) PostgreSQLȤϲǤθƤϡ
d99 1
a99 1
PostgreSQLPost-Gres-Q-L(ݥȡ쥹塼) ȯޤ
d114 1
a114 11
1.2) ï PostgreSQL 򥳥ȥ뤷ޤ

PostgreSQL֡Ѱ񡢤뤤ϡȥ򤹤ҤõȤƤ
ᤶ򤨤 ---- ¸ߤʤΤǤ桹ϡ濴Ȥʤ륳ߥåƥCVSߥ
ޤΥ롼פϥȥ뤹뤿Ȥ⡢Τ
ΤǤǤϡץȤϡǤ⻲äǤ볫ȯԤȥ桼Υߥ
ƥˤդޤɼԤʤФʤʤȤϡ᡼󥰥ꥹ
򥵥֥饤֤ơ˻ä뤳ȤǤDeveloper's FAQˤϡPostgreSQL
ȯ˲äˤĤƤξ󤬤ޤ

1.3) PostgreSQL ϤɤʤäƤޤ
a117 6
PostgreSQLϸŤBSD饤󥹤βۤƤޤϴŪˤϡ
ѼԤΥɤ򹥤Ѥ뤳ȤƤޤ¤ȤС
ΥեȥȼʤˤƤˡŪǤ桹碌뤳Ȥ
ʤȤȤǤޤɽΥեȥΤ٤Ƥʣɽ
뤳ȤɬפǤʲˡ桹ºݤ˻ȤäƤBSDѵ򼨤ޤ

d173 1
a173 1
1.4) PostgreSQL򥵥ݡȤץåȥۡϡ
d199 1
a199 1
1.5) PostgreSQL ϤɤǤޤ
d204 1
a204 15
1.6) ǿǤϤɤǤ

PostgreSQL κǿǤϥС 8.1.1 Ǥ

桹ϡ1ǯ˥᥸㡼꡼򡢿ȤΥޥʡ꡼ԤʤȤ
褷Ƥޤ

    [
        Сֹ x.y.z κǽ x.y ᥸㡼꡼ֹ
        Ǹ z ޥʡ꡼ֹˤʤޤ᥸㡼꡼
        ֹ椬ƱǤСǡ١饹˸ߴޤ
    ]


1.7) ݡȤϤɤǼޤ
d211 6
d239 1
a239 1
1.8) ХݡȤϤɤΤ褦ȯޤ
d247 8
a254 1
1.9) ɤΤ褦ʸ񤬤ޤ
d276 1
a276 1
        ܤϡJPUGPostgreSQL Bookʬʲ
d278 1
a278 1
        ֤ϤƤPostgreSQLפȤƽǤƤޤ
d306 1
a306 1
1.10) ΤΥХ̵̤ǽϤɤäƸĤޤ
d311 1
a311 1
1.11) SQL Ϥɤгؤ٤ޤ
d326 2
a327 3
         PostgreSQL桼ܸλʸξҲڡ

http://www.postgresql.jp/PostgreSQL/references.html
d343 1
a343 1
1.12) ȯˤϤɤΤ褦˻äޤ
d347 1
a347 1
1.13) ¾DBMSPostgreSQLϤɤʤΤǤ
d376 1
a376 1
    ѥݡȤʤɤ⤢ޤFAQ1.7򤴤󤯤ˡ
d382 10
d484 1
a484 1
      Ȥʡ ThinkIT ȤˤꡢºȤλͤˤʤޤ
d554 1
a554 1
psql -lȤƤΥǡ١ꥹȤޤ
d652 1
a652 1
֥ƤѤ˷֤ʤ٤Ǥ
a781 1

a786 1

d914 2
a915 2
֥ץꥱפȰǤޤץꥱ򤹤뤿εѤϤ
Ĥꡢ줾졢ȷޤ
d934 4
a937 4
ʸȾʸζ̤򤷤ƳǼޤäơpgAdminΤ褦˥ơ֥
ΤȤ˼ưŪŰȤΤϥǤ̾ȤȤ
դʤƤϤʤʤȤ̣ޤΤᡢ̻Ҥǧ뤿
ˤϰʲΤ줫򿴤ޤ
d941 1
a941 1
  ǻȤȤŰǼ̻ҤϤ
a944 2
ܸǤˤĤơ

d948 1
a948 1
  ǽ:   2005ǯ1214
d972 3
a974 7
   JF(Linux Japanese FAQ)ץȡFreeBSD ɥơץ
  줫顢ľܤ뤤ϴŪˤäƤ뤹٤ƤΥץ󥽡
  ߥ˥ƥΤߤʤޤ˴դޤ


  ʸ ܲ "Frequently Asked Questions"  Υڡ "Japanese FAQ"
  ȤܤǤޤ
d976 1
d978 3
a980 3
        http://www.PostgreSQL.jp/wg/jpugdoc/ JPUGʸ񡦽ҴϢʬʲ
        http://www.linux.or.jp/JF/JFdocs/INDEX-database.html Linux JFץȡ
        http://www.rccm.co.jp/~juk/pgsql/ PostgreSQL Notes for Japaneseסԥڡ
a982 1
  ʢ ᡼륢ɥ쥹 " at " ŬڤľƤȾѤ "@@" Ǥ
@


1.24.2.3
log
@Update Japanese FAQ, backpatched to 8.1.X.
@
text
@d3 1
a3 1
ʸǽ: Fri Feb 24 23:28:40 EST 2006
d224 1
a224 1
PostgreSQL κǿǤϥС 8.1.3 Ǥ
d624 1
a624 1
褦5.6MBȸѤ뤳ȤǤޤ
d669 8
a676 1
ӥǥåȤǤ礦
d962 1
a962 1
  ǽ:   2006ǯ0226
@


1.24.2.4
log
@Update AIX FAQ to show readline options more clearly.

Backpatch FAQ's to 8.1.X.
@
text
@d143 1
a143 1
Portions Copyright (c) 1996-2006, PostgreSQL Global Development Group Portions
@


1.24.2.5
log
@Update Japanese FAQ, backpatch.

J.Kuwamura
@
text
@d3 1
a3 1
ʸǽ: Sun Apr 2 23:40:12 EDT 2006
d592 1
a592 1
    κ祵?                400 GB
d607 2
a608 2
ǥեȤΥ֥å32kä뤳Ȥǡơ֥륵ȹԥ
祫Ȥ4ܤˤ뤳ȤǤޤ
d955 1
a955 1
  ǽ:   2006ǯ0403
@


1.24.2.6
log
@Updated Japanese FAQ, version 2.

J.Kuwamura
@
text
@d28 1
a28 1
1.2) ï PostgreSQL 򥳥ȥ뤷Ƥޤ
a94 5

                              ܸ˴ؤ

5.1) ܸ줬ޤʤΤϤʤǤ
5.2) psql Windows饢Ȥˡܸ줬ʸΤǤ
d116 1
a116 1
1.2) ï PostgreSQL 򥳥ȥ뤷Ƥޤ
d273 1
a273 23
1.9) ΤΥХ̵̤ǽϤɤäƸĤޤ

PostgreSQLϳĥ줿SQL:2003Υ֥åȤ򥵥ݡȤޤ桹Υڡ TODO
ꥹȤˡΤΥХǽ侭ײˤĤƤεҤޤ

ħ׵̼Τ줫βˤޤ

  ˤˤ뵡ǽϡ TODO ꥹȤǤ
  Τ褦ʵǽޤƤޤ󡣤ϡ
      SQL˽ä¸εǽȽʣ
      ɤʣФơΤʤǽ
      Τʤǽ
  ǽ TODO ꥹȤ˲äޤ

桹ϡPostgreSQL ˴ؤơŻҥ᡼ľб TODO ꥹȤǿ˹
Ƥ椯ۤŪǤ뤳ȤΤäƤޤΤǡХץƥϻȤޤ
󡣸¤ˡΥեȥǥХϤۤĹϤ³ޤ󤷡¿Υ
˱ƶХޤ˽ޤPostgreSQLΥ꡼ǡ٤Ƥѹ
ơΤꤿС CVS Υå򸫤Ƥ
꡼ΡȤˤΥեȥ˲ä줿٤Ƥѹ夵Ƥ


1.10) ɤΤ褦ʸ񤬤ޤ
d292 1
a292 1
/docs/books/awbook.html
d325 5
a949 24
                              ܸ˴ؤ

5.1)ܸ줬ޤʤΤϤʤǤ

createdb -Eޥɥץ UTF8 뤤 EUC_JP Υ󥳡ǥ󥰤ꤷ
ƥǡ١Τ褦˥󥳡ǥ󥰤ꤷƥǡ١
Ƥ

        CREATE DATABASE dbname WITH ENCODING 'UTF8';
    ⤷ϡ
        CREATE DATABASE dbname WITH ENCODING 'EUC_JP';

5.2) psql Windows饢Ȥˡܸ줬ʸΤǤ

psqlǥ饤ȤΥ󥳡ǥ󥰤ꤷƤ

        SET client_encoding TO 'SJIS'

PostgreSQLǡ١Υ󥳡ǥ󥰤˻Ȥܸʸɤ EUC_JP 
UTF-8(UNICODE) Ǥ뤿ᡢShift-JISɽΥޥɥץץȤϡ
client_encodingꤷƤʤȡܸɽݤʸޤ



@


1.24.2.7
log
@Backpatch FAQs to 8.1.X.
@
text
@d3 1
a3 1
ʸǽ: Fri Aug 18 12:27:33 EDT 2006
d5 1
a5 1
ߤΰݻ: Bruce Momjian (bruce@@momjian.us)
d32 1
a32 1
1.6) ǿΥ꡼ϤɤǤ
d38 1
a38 1
1.12) ѥå󶡤ꡢȯ໲äˤϤɤФ褤Ǥ
d56 2
a57 1
3.6) PostgreSQLΥåץ졼ɤμϤɤޤ
d202 1
a202 1
PostgreSQL ϡWin2000 SP4, WinXP, ơWin2003 ʤ Microsoft Windows NT
d227 1
a227 1
1.6) ǿΥ꡼ϤɤǤ
d229 1
a229 1
PostgreSQL κǿǤϥС 8.1.4 Ǥ
d267 2
a268 2
ѥݡȲҤΥꥹȤ http://www.postgresql.org/support/
professional_supportˤޤ
d362 3
a364 6
餷ϡ
 
http://www.intermedia.net/support/sql/sqltut.shtm
http://sqlcourse.com
http://www.w3schools.com/sql/default.asp
http://mysite.verizon.net/Graeme_Birchall/id1.html ˤޤ
d385 1
a385 1
1.12) ѥå󶡤ꡢȯ໲äˤϤɤФ褤Ǥ
d462 2
a463 2
Ѥȥץ󥽡ȯԤˤξǡPostgreSQLˤ¿GUIġ뤬
ǽǡܺ٤ʥꥹȤϡPostgreSQLߥ˥ƥʸǤ󤯤
d509 3
a511 3
    ǽˤϡɥαƶ http://www.powerpostgresql.com/PerfList/
    ȡ http://momjian.us/main/writings/pgsql/hw_performance/index.html (JPUG
    Ȥܸ) ˽Ҥ٤Ƥޤ
d533 2
a534 1
3.6) PostgreSQLΥåץ졼ɤμϤɤޤ
d536 7
a542 15
PostgreSQLϥޥʡ꡼ǤϥХνԤʤޤΤǡȤ
7.4.8  7.4.9 ؤΥåץ졼ɤ˥פȥꥹȥɬפޤ󡣤
ơǡ١ФŪߤơåץǡȤХʥ򥤥󥹥ȡ
뤷ơФꥹȤǤ

桼ϤǤ᤯ǿΥޥʡ꡼˥åץ졼ɤ٤Ǥ
٤ƤΥåץ졼ɤ˥ꥹϤĤΤǤ PostgreSQLΥޥʡ꡼ϡ
ʤ٤ʥꥹǰŪʥХνΤǤ桹ߥ˥
Ǥϥåץ졼ɤʤۤäȥꥹ⤤ΤȹͤƤޤ

᥸㡼꡼ʤȤС7.3  7.4 Τ褦ʡˤǤϡƥơ
ǡեեޥåȤѹ򤷤ФйԤʤޤѹ
ƤʣǡΤ桹ϥǡեΤθߴݻ뤳Ȥ
Ǥޤ󡣥᥸㡼åץ졼ɤΤˤϡǡ١Υ/ɤɬ
פǤ
d630 1
a630 2
祫Ȥ4ܤˤ뤳ȤǤޤޤơ֥륵ϥơ֥ѡ
ƥȤä䤹ȤǤޤ
d1001 1
a1001 1
  ǽ:   2006ǯ0819
d1010 1
a1010 1
                 칬(Kazuyuki OKAMOTO <kaz-okamoto at hitachi-system.co.jp>)
@


1.24.2.8
log
@Update Japanese FAQ.

Jun Kuwamura
@
text
@d3 1
a3 1
ʸǽ: Mon Oct 9 20:28:14 EDT 2006
d169 1
a169 1
        ʬŪ (c) 1996-2006, PostgreSQLݳȯ
d212 1
a212 1
        http://old.postgresql.jp/wg/jpugdoc/FAQ_windows.ja.html
d228 1
a228 1
PostgreSQL κǿǤϥС 8.1.5 Ǥ
d256 2
a257 3
        (2006ǯ ư(NPO)ˡPostgreSQL桼ˤʤޤ
        Webβ̵ǤβȲι׸
          ϱĤƤޤ)
d260 1
a260 1
        򤴤󤯤
d1011 1
a1011 1
  ǽ:   2006ǯ1014
@


1.23
log
@Update Japanese FAQ.

Jun Kuwamura
@
text
@d3 1
a3 1
ʸǽ: Mon May 9 13:15:04 EDT 2005
d18 1
a18 1
                                                2005ǯ0518    ¼ 
d21 3
a23 1
 
a24 2
                                 Ūʼ                                  
                                                                               
d39 2
a40 2
                         桼饤Ȥμ                          
                                                                               
d43 3
a45 1
2.3) PostgreSQL ˥ե롦桼󥿡եϤޤ
a46 2
                                 μ                                  
                                                                               
d58 2
a59 2
                                 μ                                  
                                                                               
d92 4
a95 1
 
a96 2
                                 Ūʼ                                  
                                                                               
d101 2
a102 1
ޤñ Postgres ȤƤФޤ
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d155 1
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d160 1
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d171 1
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d192 1
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d201 1
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Web֥饦ͳȡ http://www.postgresql.org/ftp/줫顢ftpͳȡ 
d207 1
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ޤŻҥ᡼ꥹȤ򥵥֥饤֤뤿ΥᥤȤʤ륦֥Ȥ 
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        JPUG ȿǡPostgreSQLѤã߶ϤξȤʤäƤޤ  
d232 3
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        ܸIRCͥ '#PostgreSQL*jp' ¸ߤޤ
    
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PostgreSQL κǿǤϥС 8.0.3 Ǥ
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桹ϡ1ǯ˥᥸㡼꡼ԤʤȤΥޥʡ꡼ײ褷
Ƥޤ
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d266 1
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d270 1
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d280 1
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d288 1
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d295 1
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d298 1
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d308 1
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PostgreSQLϳĥ줿SQL-92Υ֥åȤ򥵥ݡȤޤ桹Υڡ TODO
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d392 3
a394 1
 
a395 2
                         桼饤Ȥμ                          
                                                                               
d413 1
a413 1
Web ؤγĥΤˤϡPHP(http://www.php.net/) ۤ󥿡եȤ
a422 1
    
d424 2
a425 1
ʣʾ硢¿οͤ Perl 󥿡ե CGI.pm  mod_perl Ȥ
d428 1
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2.3) PostgreSQL ˥ե롦桼󥿡եϤޤ
d433 3
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a436 2
                                 μ                                  
                                                                               
d466 2
a467 2
   
   
d471 5
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    ꥹȤ󤯤( JPUGȤܸ)ơȤơ http:
    //www.varlena.com/varlena/GeneralBits/Tidbits/annotated_conf_e.html 
     http://www.varlena.com/varlena/GeneralBits/Tidbits/perf.html 򤴤
    
   
d480 1
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d515 3
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a518 2
                                 μ                                  
                                                                               
d536 8
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psql  \dtޥɤȤäƥơ֥򸫤뤳ȤǤޤpsql \? 
ȤäơޥɤꥹȤĴ٤뤳ȤǤޤǡpsql Υɤ
Хåå女ޥɤϤ pgsql/src/bin/psql/describe.c ե
ळȤǤޤˤϡ SQL ޥɤʬޤޤޤޤ
-E ץդ psql 򳫻ϤȡϤ줿ޥɤ¹Ԥ뤿Υ
Ϥ褦ˤʤޤ PostgreSQL SQL  INFORMATION SCHEMA 
󥿡ե󶡤ޤΤǡǡ١ˤĤƤξ䤤碌뤳Ȥ
Ǥޤ
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    ǡ١κ祵?        ̵ (32 TB Υǡ١¸ߤ  
                                     )                                       
    ơ֥κ祵?            32 TB                                     
    κ祵?                1.6TB                                     
    եɤκ祵?          1 GB                                      
    ơ֥Ǥκ?        ̵                                  
    ơ֥Ǥκ祫?      ηˤä 250-1600               
    ơ֥Ǥκ祤ǥå   ̵                                  
    ?                                                                        
   
d593 5
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    32 bytes: ƥΥإå()
d613 1
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   60 bytes per row
d618 2
a619 2
   -------------------   =  136 rows per database page (ڤΤ)
     60 bytes per row
d622 4
a625 4
   --------------------  =  782 database pages (ڤ夲)
      128 rows per page
 
  735 database pages * 8192 bytes per page  =  6,021,120 bytes (6 MB)
d642 1
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äƼ뤳ȤǤޤ׾Ȥäƥ֥ƥޥϥơ֥ˤ
d676 1
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d678 1
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d680 1
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d682 1
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d689 1
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4.7) 䤤碌֥ƥޥɤΤ褦䤤碌ɾΤ򸫤ˤϤɤ
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             ̾                                          
    VARCHAR(n) varchar ĹΥꤹ롢ͤʪ̵        
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    TEXT       text    Ĺ̤ʾ¤̵                      
    BYTEA      bytea   ĹΥХ(null-byte safe)          
    "char"     char    1ʸ                                       
   
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    CREATE TABLE person ( 
        id   SERIAL, 
        name TEXT 
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    CREATE TABLE person ( 
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ʣ򤷤ϤޤPostgreSQLƥơ֥˥󥯤tOID
d923 21
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d948 1
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  ǽ:   2005ǯ0518
d970 5
a974 5
  Ϥᡢݥȥ쥹˴ؤ˭٤ܸݥȥ쥹᡼󥰥
  ȡ ΤääƤ줿 JF(Linux Japanese FAQ Mailing List)ץ
  ȡFreeBSD ɥơץȡ ¾ľܤ뤤
  ϴŪˤäƤ뤹٤ƤΥץ󥽡ߥ˥ƥγ
  դޤ
@


1.22
log
@Here's the patch to fix a lot of markup errors in the HTML FAQs. Doesn't
change content (at least not supposed to).

Magnus Hagander
@
text
@d1 1
d3 12
a14 16
   PostgreSQL(ݥȥ쥹塼)ˤĤƤ褯Ȥβ(FAQ)
                                       
   ʸǽ: Sun Jan 9 14:44:04 EST 2005
   
   ߤΰݻ: Bruce Momjian (pgman@@candle.pha.pa.us)
   Maintainer of Japanese Translation: Jun Kuwamura (juk at
   PostgreSQL.jp)
   
   ʸκǿǤ
   http://www.postgresql.org/files/documentation/faqs/FAQ.html
   Ǹ뤳ȤǤޤ
   
   ץåȥۡͤμˤĤƤ:
   http://www.postgresql.org/docs/faq/
   ˲ޤ
(ʲԤˤ [  ] ȤǰϤǵޤ)
d16 4
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        ܸˤĤƤΥϺǸذưޤ
d21 1
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        ܸǤΤʸ ܲ "Docs"   "Frequently Asked Questions" 
        Ȥ "Japanese FAQ" ȤФǤޤޤʲΥȤˤ
        ޤ
                http://www.PostgreSQL.jp/wg/jpugdoc/
                http://www.rccm.co.jp/~juk/pgsql/
                http://www.linux.or.jp/JF/
d23 92
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        ˤĤƤŤ(juk at PostgreSQL.jp)ޤǥ᡼Ǥ󤻲
a115 159
                                                2005ǯ0112    ¼ 
]
     _________________________________________________________________
   
                                Ūʼ
                                      
   1.1) PostgreSQLȤϲǤ ɤߤޤ
   1.2) PostgreSQLϤɤʤäƤޤ
   1.3) PostgreSQLưUnixץåȥۡϡ
   1.4) UnixʳΰܿǤǻȤΤϡ
   1.5) PostgreSQLϤɤǤޤ
   1.6) ݡȤϤɤǼޤ
   1.7) ǿǤϤɤǤ
   1.8) ɤΤ褦ʸ񤬤ޤ
   1.9) ΤΥХ̵̤ǽϤɤäƸĤޤ
   1.10) SQLϤɤгؤ٤ޤ
   1.11) PostgreSQL2000ǯ(Y2K)бƤޤ
   1.12) ȯˤϤɤΤ褦˻äޤ
   1.13) ХݡȤϤɤΤ褦ȯޤ
   1.14) ¾DBMS٤PostgreSQLϤɤʤΤǤ
   1.15) PostgreSQL̤ǱˤϤɤФ褤Ǥ
   
                        桼饤Ȥμ
                                      
   2.1) PostgreSQL  ODBC ɥ饤СϤޤ
   2.2) PostgreSQL  Web
   ڡϢȤˤϤɤʥġ뤬ޤ
   2.3) PostgreSQL ˥ե롦桼󥿡եϤޤ
   2.4) ɤΤ褦ʸ PostgreSQL ̿Ǥ
   
                                μ
                                      
   3.1) ɤΤ褦ˤ /usr/local/pgsql ʳξ˥󥹥ȡǤ
   ޤ
   3.2) postmaster 餻ȡ Bad System Call
   ȤפȤΥåФޤʤǤ
   3.3) postmaster 餻褦Ȥȡ IpcMemoryCreate
   顼ФޤʤǤ
   3.4) postmaster餻褦Ȥȡ IpcSemaphoreCreate
   顼ФޤʤǤ
   3.5) ¾ΥۥȤ³ϤɤΤ褦椷ޤ
   3.6) ɤ
   ǽ뤿ˤϡǡ١󥸥ɤΤ褦ĴɤǤ
   
   3.7) ɤΤ褦ʥǥХǽȤޤ
   3.8) ³褦ȤȤ 'Sorry, too many clients'
   ФΤϤʤǤ
   3.9) pgsql_tmp ǥ쥯ȥˤϲޤ
   3.10)
   PostgreSQLΥ᥸㡼꡼򥢥åץǡȤΤ˥פȥꥹȥ
   ʤƤϤʤʤΤϤʤǤ
   3.11) ϡɥˤϤɤʥԥ塼ȤФ褤Ǥ
   
                                μ
                                      
   4.1) Хʥꡦ̾參Ȥΰ㤤ϲǤ
   4.2) ǽοΤߤ select ˤϤɤޤ ʥ
   4.3) ơ֥䤽¾ξΥꥹȤ psql ǸˤϤɤޤ
   4.4)
   ơ֥뤫饫κ뤤ϡǡѹˤϤɤޤ
   
   4.5) ơ֥롢ǡ١κ祵ϡ
   4.6) Ūʥƥ
   ȥե뤫ǡ¸ˤϡǡ١Υǥ̤Ϥɤ
   餤ɬפǤ
   4.7)
   줿ơ֥롢ǥåǡ١ӡ桼ɤΤ
   ˤƸĤФޤ
   4.8)
   䤤碌٤ǥåȤäƤͻҤޤ󡣤ʤ
   
   4.9)
   䤤碌֥ƥޥɤΤ褦䤤碌ɾ뤫򸫤ˤϤ
   ޤ
   4.10) R-tree ǥåȤϲǤ
   4.11) Ū䤤碌ŬȤϲǤ
   4.12)
   ɽǤθʸȾʸȤ̤ʤɽϤɤΤ褦
   ¸ޤʸȾʸȤ̤ʤΤΥǥåϤ
   Τ褦˻Ȥޤ
   4.13) 䤤碌ǡեɤ NULL
   Ǥ뤳Ȥ򸡽ФˤϤɤޤ
   4.14) ʸΤ줾ΰ㤤ϲǤ
   4.15.1) (serial)ưʬեɤϤɤΤ褦ˤĤޤ
   4.15.2) SERIALǡͤϡɤޤ
   4.15.3) currval() ¾Υ桼Ȥζ֤˴٤뤳ȤϤʤǤ
   4.15.4) ȥ󥶥ǤȤ
   ˤ⤦ɥֹ椬ȤʤΤϤʤǤ󥹡SERI
   AL˶ΤϤʤǤ
   4.16) OID ȤϲǤ TID ȤϲǤ
   4.17) PostgreSQL ǻȤ뤤ĤѸΰ̣ϲǤ
   4.18) 顼å "ERROR: Memory exhausted in
   AllocSetAlloc()"ФΤϤʤǤ
   4.19) ɤΥС PostgreSQL
   餻ƤΤĴ٤ˤϤɤޤ
   4.20) 顼֥Ȥǡinvalid large obj
   descriptorȽФΤϤʤǤ
   4.21)
   ߤλ郎ǥեȤȤʤ褦ʥϤɤΤ褦ˤĤޤ
   4.22) ʤINȤ䤤碌ȤƤ٤ΤǤ
   4.23) (outer join)ϤɤΤ褦˼¸ޤ?
   4.24) ʣΥǡ١Ȥ䤤碌ϤɤΤ褦ˤФǤޤ
   4.25) ؿʣΥޤϥ֤ˤϤɤޤ
   4.26) ʤPL/PgSQL ؿ椫ơ֥μ¤ create/drop
   뤳ȤǤʤΤǤ礦
   4.27) ɤΤ褦ʰŹ沽ץѤǤޤ?
   
                       PostgreSQLγĥˤĤƤμ
                                      
   5.1) ʬǽ񤤤桼ؿ psql
   Ǽ¹ԤȥפƤޤΤϤʤǤ
   5.2) PostgreSQL
   Ѥ˽񤤤äŨʿؿ󶡤ƥץȤ˹׸
   ΤǤ
   5.3) ץ֤ CδؿϤɤΤ褦˽ޤ
   5.4)
   եѹޤƥѥ뤷ƤѲʤΤ
   ʤǤ
     _________________________________________________________________
   
                                Ūʼ
                                      
    1.1) PostgreSQL ȤϲǤ ɤߤޤ
    
   PostgreSQLPost-Gres-Q-L(ݥ - 쥹 - 塼 - )
   ȯޤ
   
   PostgreSQL ϼ DBMS ѤΥץȥפǤä POSTGRES
   ǡ١ƥβǤǤʤΤᡢǤȤɤ
   "Postgres" ȸƤФ뤳ȤޤˡPostgreSQL  POSTGRES
   ζϤʥǡǥ˭
   ٤ʥǡ()ݻʤ顢POSTGRES ǻȤ줿 PostQuel
   䤤碌򡢳ĥ SQL Υ֥åȤ֤
   ƤޤPostgreSQL ̵ǴʥѤǤޤ
   
   PostgreSQL γȯϡPostgreSQL
   ȯ᡼󥰥ꥹȤ˻äƤ볫ȯãΥǤ٤ƹԤʤƤ
   ޤߤκĹ Marc G. Fournier (scrappy@@PostgreSQL.org
   )Ǥ(1.6˻äλޤ)ߡΥब
   PostgreSQL
   ȯΤ٤ƤݤߤƤޤΥϥߥ˥ƥץȤ
   ꡢʤȤˤäƤޤ󡣻äС
   http://www.postgresql.org/files/documentation/faqs/FAQ_DEV.html
   ˤ볫ȯԸFAQ򸫤Ƥ
   
   Postgres95-1.01 濴ŪʳȯԤ Andrew Yu  Jolly Chen
   Ǥ¾ο͡ΥɤΰܿƥȡǥХӡ
   ɤ˻äޤPostgreSQL ɤǤ Postgres
   ϥե˥إС쥤ˤơ Michael Stonebraker
   λشΤȡ¿γ´ܿΥץޤϤˤ
   ޤ
   
   С쥤ˤ뤳ΥեȥΤȤ̾ Postgres
   ǤSQL εǽɲä줿 1995 ǯˤ̾ Postgres95
   ѹ졢1996 ǯνˤ̾ PostgreSQL ѹޤ
   
    1.2) PostgreSQL ϤɤʤäƤޤ
    
   PostgreSQL ϲ˽ޤ
d117 1
a117 1
        ʸϱѸǤͤȤơʸʻǺܤޤ
d119 23
a142 23
   PostgreSQL Data Base Management System
   
   Portions Copyright (c) 1996-2005, PostgreSQL Global Development Group
   Portions Copyright (c) 1994-6 Regents of the University of California
   
   Permission to use, copy, modify, and distribute this software and its
   documentation for any purpose, without fee, and without a written
   agreement is hereby granted, provided that the above copyright notice
   and this paragraph and the following two paragraphs appear in all
   copies.
   
   IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY
   FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES,
   INCLUDING LOST PROFITS, ARISING OUT OF THE USE OF THIS SOFTWARE AND
   ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF CALIFORNIA HAS BEEN
   ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   
   THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
   INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
   MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE
   PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND THE UNIVERSITY OF
   CALIFORNIA HAS NO OBLIGATIONS TO PROVIDE MAINTENANCE, SUPPORT,
   UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
d145 2
a146 2
        ʬŪ (c) 1996-2004, PostgreSQLݳȯ
        ʬŪ (c) 1994-6 ե˥ܹ
d149 1
a149 1
          ܥեȥӤʸ켰Ͼ嵤ɽȡʸ
d160 1
a160 1
        Ŭ˴ؤƤϤȤꡢ˸¤餺ʤݾڤ
d166 1
a166 1
        ˴ؤʸϾ嵤αѸˤɽǤܸϤޤ
d169 13
a182 19
   嵤BSD饤󥹤ǸŤץ󥽡Υ饤󥹤Ǥ
   ɤΤ褦˻Ȥ褦Ȥ¤ޤ󡣹ޤȤʤΤǡ桹⤽
    ѤĤϤޤ
   
    1.3) PostgreSQL ưĶϡ
    
   ŪˡǶUnixߴץåȥۡǤPostgreSQLƯ
   ϤǤ꡼λǼºݤ˥ƥȤԤʤäȤ𤬤ʤ줿
   ץåȥۡˤĤƤϥ󥹥ȡ󤷤Ƥޤ
   
    1.4) UnixʳΰܿǤǻȤΤϡ
    
   С8.0ˤʤꡢPostgreSQL ϡWin2000, WinXP, Win2003ʤɤ
   Microsoft Windows
   NT١Υڥ졼ƥ󥰥ƥǥͥƥ֤褦ˤʤޤ
   ѥåˤʤä󥹥ȡ餬http://pgfoundry.org/projects/pginst
   allerǤޤ Windows (Win95, Win98,
   WinMe)ʤɡMSDOS١ΥСǤϡCygwin
   ȤäPostgreSQL餻뤳ȤǤޤ
d186 3
d190 5
a195 11
   ΥȤ Novell Netware 6 ؤΰܿ⤢ޤ
   http://forge.novell.com ޤOS/2 (eComStation) Сϡ
   http://hobbes.nmsu.edu/cgi-bin/h-search?sh=1&button=Search&key=postgre
   SQL&stype=all&sort=type&dir=%2Fˤޤ
   
    1.5) PostgreSQL ϤɤǤޤ
    
   PostgreSQL 縵 anonymous ftp Ȥ
   ftp://ftp.PostgreSQL.org/pub/ Ǥ
   ߥ顼ȤˤĤƤϡ桹Υᥤ Web ڡ
    [:
d197 1
a197 1
        ʲܤΥߥ顼ȤǤ:
d199 2
a200 13
       Japan: ftp://ftp.jp.postgresql.org/
       Japan: ftp://mirror.nucba.ac.jp/mirror/PostgreSQL/pub/
       Japan: ftp://ring.ip-kyoto.ad.jp/pub/misc/db/PostgreSQL/
       Japan: ftp://ring.crl.go.jp/pub/misc/db/PostgreSQL/
       Japan: ftp://ring.saitama-u.ac.jp/pub/misc/db/PostgreSQL/
       Japan: ftp://ring.astem.or.jp/pub/misc/db/PostgreSQL/
       Japan: ftp://ring.exp.fujixerox.co.jp/pub/misc/db/PostgreSQL/
       Japan: ftp://ring.jah.ne.jp/pub/misc/db/PostgreSQL/
       Japan: ftp://ring.etl.go.jp.jp/pub/misc/db/PostgreSQL/
       Japan: ftp://ring.asahi-net.or.jp/pub/misc/db/PostgreSQL/
       Japan: ftp://ring.so-net.ne.jp/pub/misc/db/PostgreSQL/
       Japan: ftp://ring.aist.go.jp/pub/misc/db/PostgreSQL/
    ]
d202 1
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    1.6) ݡȤϤɤǼޤ
    
   פʥ᡼󥰡ꥹȤ:
   pgsql-general@@PostgreSQL.orgǤPostgreSQL
   ˴ؤ뤳ȤǤеǤ
   ޤΥꥹȤؤλäϡŻҥ᡼ʸ(Subject
   ԤǤϤޤ)˼ΣԤ񤤤ơ
        subscribe
        end
d204 4
a207 6
   pgsql-general-request@@PostgreSQL.org äƲ
   
   ǤΥ᡼󥰡ꥹȤ⤢ޤΥꥹȤؤλä
   "ʸ"ˡ
        subscribe
        end
d209 5
a213 10
   Ƚ񤤤 pgsql-general-digest-request@@PostgreSQL.org
   Żҥ᡼äƲ
   
   ǤϡᥤꥹȤǼå 30k
   ί˥ǥꥹȤΥСդޤ
   
   ХݡѤΥ᡼󥰥ꥹȤ⤢ޤΥꥹȤؤλä
   "ʸ" ˡ
        subscribe
        end
d215 5
a219 6
   Ƚ񤤤pgsql-bugs-request@@PostgreSQL.org Żҥ᡼äƲ
   
   ȯԤεΤΥ᡼󥰥ꥹȤѤǤ
   ޤΥꥹȤؤλäŻҥ᡼ʸˡ
        subscribe
        end
a220 14
   Ƚ񤤤ơpgsql-hackers-request@@PostgreSQL.orgŻҥ᡼äƲ
   
   
   PostgreSQL ˤĤƤäȾܤΤꤿС PostgreSQL
   WWWۡڡ餿ɤޤ
   
     http://www.PostgreSQL.org
     
   ᥸㡼IRC ͥϡFreenode (irc.freenode.net) #PostgreSQL
   ȤͥǤ UNIX ޥɤǡ irc -c '#PostgreSQL' "$USER"
   irc.freenode.net. ȤäƻäǤޤ
   ƱͥåȥˡڥΥͥ(#postgresql-es)⤢
   ꡢե󥹸Υͥ(#postgresqlfr)⤢ޤ
   EFNetˤPostgreSQLͥ뤬ޤ
d223 1
a223 1
        JPUG ȿǡPostgreSQLѤã߶ϤξȤʤäƤޤ
d228 1
a228 1
        ϿǽȤʤäƤޤ
d231 34
d266 1
a266 4
   ѥݡȲҤΥꥹȤhttp://techdocs.postgresql.org/companies.php
   ˤޤ
   
    1.7) ǿǤϤɤǤ
d268 4
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   PostgreSQL κǿǤϥС 7.4.6 Ǥ
   
   桹ϡ68˥᥸㡼꡼ԤʤȤײ褷Ƥޤ
   
    1.8) ɤΤ褦ʸ񤬤ޤ
    
   դˡĤΥޥ˥奢ȥ饤󡦥ޥ˥奢(ޥ˥奢롦
   ڡ)ӤĤξʥƥ꤬ޤޤޤ/doc
   ǥ쥯ȥޤޥ˥奢ϡhttp://www.ca.PostgreSQL
   .org/docs/ǥ饤ǤǤޤ
d273 3
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        ʳSRAPostgreSQL桼졢
        PostgreSQL եޥ˥奢
        ȤƽǤƤޤ
d277 3
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   饤ǻȤǤ PostgreSQL
   ܤ2ޤhttp://www.PostgreSQL.org/docs/awbook.html
d282 2
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        ܥݥȥ쥹桼    PostgreSQL Bookʬʲ
        ˤޤ
d285 5
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   ӡ http://www.commandprompt.com/ppbook/ Ǥ
   ǽʽҤϿϡhttp://techdocs.PostgreSQL.org/techdocs/bookre
   views.php ˤޤ PostgreSQL Ѿ
   ⡢http://techdocs.PostgreSQL.org/ ˤޤ
   
   [:
   ʸϡܥݥȥ쥹桼http://www.postgresql.jp/docum
   ent/ 򤴤󲼤 ]
   
   ޥɥ饤Υ饤ȥץpsql
   ⡢黻ҡؿ󡢤¾ξ򤪸롢Ĥ
    \d ޥɤޤ - \?
   ȤѲǽʥޥɤɽޤ
   
   桹 Web Ȥˤϡäʸ񤬤ޤ
   
    1.9) ΤΥХ̵̤ǽϤɤäƸĤޤ
    
   PostgreSQLϳĥ줿SQL-92Υ֥åȤ򥵥ݡȤޤ
   桹Υڡ TODO ꥹȤˡΤΥХǽ侭
   ײˤĤƤεҤޤ
   
  1.10) SQL Ϥɤгؤ٤ޤ
  
   http://www.PostgreSQL.org/docs/awbook.html ˤPostgreSQLܤ SQL
   򶵤Ƥޤ
d292 2
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        ܥݥȥ쥹桼    PostgreSQL Bookʬʲ
        ˤǤƤޤ
d295 26
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   ¾ˤ PostgreSQLܤȤơhttp://www.commandprompt.com/ppbook
   ޤ
   餷ϡhttp://www.intermedia.net/support/sql/sqltut.shtm,
   http://ourworld.compuserve.com/homepages/graeme_birchall/HTM_COOK.HTM,
   ơhttp://sqlcourse.com ˤޤ
   
   ¾Ǥϡ "Teach Yourself SQL in 21 Days, Second Edition" 
   http://members.tripod.com/er4ebus/sql/index.htmˤޤ
   
   ¿Υ桼ˡ The Practical SQL Handbook, Bowman Judith S. et al.,
   Addison-Wesley ɾǤ ¾ˡThe Complete Reference SQL,
   Groff et al., McGraw-Hill Τ褦ʤΤ⤢ޤ
d331 1
a331 1
        Ǥϥ饤ޥ˥奢θǤޤ
d334 78
a411 2
        ⥪饤ɤळȤǤޤ
    ]
a412 136
    1.11) PostgreSQL2000ǯ(Y2K)бƤޤ
    
   бƤޤ2000ǯդ⡢2000ǯդ⡢
   ñ˰ޤ
   
    1.12) ȯˤϤɤΤ褦˻äޤ
    
   ޤǽ()ˡǿΥɤ桹 Web
   Ȥۤ˴ޤޤƤPostgreSQL Developersʸɤߤޤ
   ܤˡpgsql-hackers  pgsql-patches
   ᡼󥰡ꥹȤ(subscribe)ޤ
   ܤˡʼΥѥåpgsql-patchesȯޤ
   
   褽ͤäȤοãPostgreSQL
   CVS֤˥ߥåȤ븢¤äƤޤ
   Τ줾οãιʼʥѥåȯΤǡߥߥå
   ȤʤäƤãϤɤդΤѤǤ桹餬ߥåȤ
   ѥåϹʼǤȳοƤޤ
   
    1.13) ХݡȤϤɤΤ褦ȯޤ
    
   http://www.postgresql.org/support/submitbug PostgreSQL
   ХեˬƲ
   ХݡȤФˤĤƤμȻؿˤޤ
   
   Ʊ ftp 
   ftp://ftp.PostgreSQL.org/pub/ǡäȿС PostgreSQL
   뤤ϥѥå򤵤ƤߤƲ
   
    1.14) ¾DBMS٤PostgreSQLϤɤʤΤǤ
    
   եȥפˡˤϤĤޤǽǽȿ
   ȥݡȤȲʤǤ
   
   ǽ(Features)
          PostgreSQLϡȥ󥶥䤤碌ȥꥬӥ塼
          
          ȡӡ줿åʤɡ絬ϾDBMSĵ
          ۤȤɻäƤޤ
          PostgreSQLϡ桼Ѿ롼롢줫顢å
          ̾ޥСƱ
          ʤɡDBMS碌ʤ褦ʵǽ򤤤Ĥ
          Ƥޤ
          
   ǽ(Performance)
          PostgreSQL¾ξѤ뤤ϥץ󥽡Υǡ١ȸ߳Ѥ
          
          ǽޤ̤ǤϤᤫäꡢ̤ۤǤϤ٤ä
          ꤷޤMySQLʤɤòǡ١ƥˤ٤ơP
          ostgreSQL ʣ桼ʣ䤤碌ޤ read/write
          䤤碌Υɤ®ǤMySQLϾʤ桼Ǥñ
          SELECT 䤤碌ǤϹ®ǤMySQLˤϾ嵭
          Features˼褦ʵǽϤۤȤɤޤ󡣲桹ϡPos
          tgreSQL˽ȵǽȤ߹ߤʤ⡢䤨
          ǽβ³Ƥޤ
          
   (Reliability)
          桹ϡDBMSο
          ⤯ʤƤϤβ̵ͤȤ򤷤ƤޤʬƥȤơ
          ꤷɤХǾˤƤ꡼褦ؤƤ
          줾Υ꡼ϾʤȤ1ʾΥ١ƥȤ
          ʤޤǤΥ꡼򤬡ǤȤưꤷǤʥ
          ꡼Ǥ뤳ȤʪäƤޤʬǤϡ¾Υǡ١
          ٤Ƥ½ʤȤ˼äƤޤ
          
   ݡ(Support)
          桹Υ᡼󥰥ꥹȤϡ뤤ʤˤĤƤؤ
          μ򤷤Ƥ롢ȯԤ桼礭
          ʽޤؤ󶡤Ƥޤ桹βݾڤ뤳
          ȤϤǤ
          ޤ󤬡ѥǡ١ǤäƤ˲褵櫓ǤϤ
          ޤ󡣳ȯԤ䡢桼ߥ˥ƥޥ˥奢ࡢˡ
          ɤʤɤľܥǤ
          뤳ȤˤäơPostgreSQLΥݡȤϡ¾DBMSݡȤ
          줿ΤȤʤäƤޤ˾ơξѥݡȤ
          ɤ⤢ޤFAQ1.6ˡ
          
   (Price)
          PostgreSQLѤϡѤǤѤǤ⡢٤̵Ǥ嵭
          ˼ƤBSDλѵ˳ʤ¤ꡢPostgreSQLΥ
          ɤ̵ǾʤȤ߹ळȤǤޤ
          
    1.15) PostgreSQL̤ǱˤϤɤФ褤Ǥ
    
   PostgreSQLϡ桹Ϥ᤿ 1996ǯ衢ǹ⥯饹ξפäƤ
   ޤϤ٤ơMarc
   FournieΤǡϤδפϤФǯˤ錄äƴ
   Ƥޤ
   
   ɤפϡץ󥽡ץȤˤȤäƤϤȤƤڤʤ
   ǡץȤʤ򼺤äʬΤ򤷤ޤ
   
   󡢤δפϰ¤ΤǤϤޤ󡣰ݻ³뤿ˤ
   뤤ϰŪ˷񤬤ޤ⤷ʤ䤢ʤβҤˡ
   ϤΤλαܤȤǤ
   褦Ǥ顢http://store.pgsql.com/shopping/դ򤪴ꤤޤ
   
   
   ޤWebڡˤ PostgreSQL,Inc Ȥޤ
   "׸(contributions)"Ȥܤϡ PostgreSQL
   ץȤٱ礹Τǡ褷βҤΤλǤϤ
   ޤ󡣤⤷ڼ(check)Թ褱Ϣνؤ겼
   
   
   ˡPostgreSQLȤä򤪻ǤСҡ
   Ҳꥹ pgsql-advocacy@@postgresql.org ؤ꤯
     _________________________________________________________________
   
                        桼饤Ȥμ
                                      
    2.1) PostgreSQL Τ ODBC ɥ饤СϤޤ
    
   PsqlODBC  OpenLink ODBC Ĥ ODBC ɥ饤СѲǽǤ
   
   PsqlODBC ϼξ꤫ɤǤޤ
   http://gborg.postgresql.org/project/psqlodbc/projdisplay.php
   
   OpenLink ODBC  http://www.openlinksw.com/ǤޤɸŪ
   ODBC
   饤ȡեȥǻȤޤΤǡٱ礷Ƥ뤹٤ƤΥץå
   ۡ(Win, Mac, Unix, VMS) PostgreSQL  ODBC ѤǤޤ
   
   ֤ϡʼΥݡȤɬפʿ͡äƤȻפޤ
   ե꡼ǤϤĤǤǽΤ褦Ǥϡpostgres95@@openlin
   k.co.uk äƲ
   
   Programmer's Guide  ODBC ξϤ⤴
   
    2.2) PostgreSQL  Web ڡϢȤˤϤɤʥġ뤬ޤ
    
   ǡ١΢˻ Web ڡˤĤƤ餷Ҳ𤬡
   http://www.webreview.comˤޤ
   
   Web ؤγĥΤˤϡPHP
   ۤ󥿡եȤʤäƤޤhttp://www.php.net/ˤޤ
   
d414 1
a414 1
          PHP˴ؤܸξϡ2000ǯ419ȯ¤PHP桼Υ
d420 1
d422 28
a449 11
   ʣʾ硢¿οͤ Perl 󥿡ե CGI.pm 
   mod_perl Ȥޤ
    [:
        WDB ϡWeb  DataBase ؤ Perl  Interface Ǥ
        wdb-p95 ؤΥ󥯤ڤƤޤäƤޤ餯Perl DBI ͳ DBD::Pg ѤǽȻפޤ
        ߡWDBI Ȥ̾ˤʤäƤ
                http://www.egroups.com/list/wdb-users/
        ȡWDB̾ΤޤޤΤ
                http://www.i-con.dk/wdb/
        ȤޤηаޤϤ褯狼ޤ
    ]
d451 12
a462 11
    2.3) PostgreSQL ˥ե롦桼󥿡եϤޤ
    
   PostgreSQL
   ؤΥե륤󥿡եĤޤ PgAccess
   http://www.pgaccess.org ޤޤޤ PgAdmin III
   (http://www.pgadmin.org)⤢ޤ RHDB Admin
   (http://sources.redhat.com/rhdb/ )TORA
   (http://www.globecom.net/tora/ (ʬŪ˾)) ӡ Rekall (
   http://www.thekompany.com/products/rekall/, proprietary)⤢ 
   PhpPgAdmin ( http://phppgadmin.sourceforge.net/ )
   PostgreSQLؤWeb١ 󥿡ե󶡤ޤ
a463 2
   ܺ٤ʥꥹȤˤĤƤϡhttp://techdocs.postgresql.org/guides/GUIT
   ools 
d465 7
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    2.4) ɤΤ褦ʸ PostgreSQL ̿Ǥ
    
   ͵ΤۤȤɤθPostgreSQLؤΥ󥿡եäƤޤ
   
   ʤȤץߥ󥰸γĥ⥸塼ΥꥹȤƤߤƤ
   
d473 4
a476 14
   ʲΥ󥿡եPostgreSQLۤ˴ޤޤƤޤ
     * C (libpq)
     * C (ecpg)
     * Java (jdbc)
     * Python (PyGreSQL)
     * TCL (libpgtcl)
       
   ¾Ѳǽʥ󥿡ե http://gborg.postgresql.org
   Drivers/InterfacesΥˤޤ
    [
        ʰ¸ˤ Palm Ǥ libpq ȯޤ
                http://www.snaga.org/libpq/
    ]
     _________________________________________________________________
a477 196
                                μ
                                      
    3.1) ɤΤ褦ˤ /usr/local/pgsql ʳξ˥󥹥ȡǤޤ
    
   ñˡϡ configure 餻Ȥ --prefix
   ץꤹ뤳ȤǤ
   
    3.2) postmaster 餻ȡBad System Call
    ȤפȤΥåФޤʤǤ
    
   ޤޤ꤬ͤޤޤǽˤʤΥͥ System V
   IPC γĥ󥹥ȡ뤵Ƥ뤫ǧƸƤPostgreSQL
   ϥͥˤ붦ͥ꡼ȥޥեΥݡȤɬפȤޤ
   
    3.3) postmaster 餻褦ȤȡIpcMemoryCreate
    顼ФޤʤǤ
    
   ͥ뤬ͭ
   ꡼ˤʤäƤʤäǤʤСͥФƻ
   붦ͥ꡼礤礤ꤹɬפޤŪ礭
   ϡȤäƤ륢ƥpostmaster 餻Ȥ
   ꤹХåեοȥХåɥץ˰¸ޤۤȤɤΥ
   ƥǤϡͤΥХåեΤޤޤǡʤȤ1MBɬפǤ
    PostgreSQL Administrator's Guide/Server Run-time
   Environment/Managing Kernel Resources ˶ͭ
   ꡼ȥޥեˤĤƤξξܺ٤ޤΤǤ
   
    3.4) postmaster餻褦ȤȡIpcSemaphoreCreate
    顼ФޤʤǤ
    
   ⤷顼åIpcSemaphoreCreate: semget failed (No space left
   on
   device)ǤСͥ뤬ʬʥޥեȤ褦˹Ƥޤ
   PostgresŪʥХåɥץ˰ĤΥޥեɬפȤ
   ޤȤꤢβpostmasterưȤ
   ˡХåɥץο꾯ʤ¤򤹤뤳ȤǤͤ32
   꾮ʿΥѥ᡼-NǻȤޤ깱Ūʲϡͥ
   SEMMNS  SEMMNI ѥ᡼䤹ȤǤ
   
   ǽΥޥե٤ʥǡ١δ֤˥å
   ǽޤ
   
   ⤷顼åʤˤ¾ΤΤǤСͥιǤޤä
   ޥեΥݡȤ򤷤Ƥʤ⤷ޤ PostgreSQL
   Administrator's Guide ˶ͭ
   ꡼ȥޥեˤĤƤξξܺ٤ޤ
   
    3.5) ¾ΥۥȤ³ϤɤΤ褦椷ޤ
    
   ͤǤϡPostgreSQL  Unix
   ɥᥤ󥽥åȡޤϡTCP/IP³Υޥ󤫤³
   ޤpostgresql.conf  listen_addresses
   ġ$PGDATA/pg_hba.conf
   եŬڤľơۥȼƳǧڤͭ
   ˤʤϡ¾Υޥ󤫤³ǤʤǤ礦
   
    3.6) ɤ
    ǽ뤿ˤϡǡ١󥸥ɤΤ褦ĴɤǤ
    
   Τ˥ǥå䤤碌®٤ޤEXPLAIN
   ANALYZEޥɤ PostgreSQL
   ɤΤ褦ˤʤ䤤碌Ƥ뤫򸫤뤳ȤǤ
   ơɤΥǥåȤƤ뤫򸫤뤳ȤǤޤ
   
   ⤷ INSERT ¿ѤƤϡCOPY ޥɤȤä礭
   ʥХåǤԤʤȤƤƲϡINSERT
   ̡˹Ԥʤäȹ®ǤˡBEGIN WORK/COMMIT
   Υȥ󥶥󡦥֥å̵ʸϡ鼫Ȥ줾Υȥ
   󥶥äƤȸʤޤĤʸĤΥȥ󥶥
   󡦥֥åǹԤʤȤͤƲˤȥ󥶥
   ΥСإåɤޤޤ礭
   ʥǡѹԤʤݤϥǥåٳơľȤͤ
   ƤߤƲ
   
   Administration Guide/Server Run-time Environment/Run-time
   Configurationˤϡ
   塼˥󥰤Υץ󤬤Ĥޤfsyncץfsync()
   ̵ˤ뤳ȤǤޤˤäơƥȥ󥶥
   fsync() ǥǥ򹹿Τߤᤵޤ
   
   shared_buffersץȤäƥХåɡץˤȤ붦
   ͥ꡼Хåե礤뤳ȤǤ
   ޤ⤷Υѥ᡼⤯ȡͥζͭ
   ꡼֤ͤۤƤޤ postmaster
   ʤʤǤ礦ͤǤϡ줾ΥХåե礤 8K
   ǡХåե 1000 Ǥ
   
   sort_mem (PostgreSQL 8.0:
   work_mem)ץȤäơ줾ΥХåɡץŪ
   ¤ؤˤäƻȤ꡼κ祵䤹ȤǤޤ
   ͤ 1024 (ʤ1MB)Ǥ
   
   ޤCLUSTER
   ޥɤȤäơơ֥Υǡ򥤥ǥå˹碌뤿˥롼
   ײ뤳ȤǤޤܤϡ饤ޥ˥奢 CLUSTER
   򸫤Ʋ
   
    3.7) ɤΤ褦ʥǥХǽȤޤ
    
   PostgreSQL
   ϡǥХΤ˰̣Τ롢־𤹤뤤Ĥεǽ
   
   
   ޤ--enable-cassert ץ configure
   餻ޤƥѥ뤹뤳Ȥˤꡢ assert()
   ХåɤοĽƻ뤷ͽ̤Ȥ
   ȥץߤ褦ˤʤޤ
   
   postmaster  postgres
   ξǤĤΥǥХץѤǤޤޤΤ褦
   postmaster ưȤ
   ϤĤǤ⡢ɸϤȥ顼Ϥե褦ˤƤ뤳
   ȤΤƲ
        cd /usr/local/pgsql
        ./bin/postmaster >server.log 2>&1 &

   ˤ PostgreSQL κǾΥǥ쥯ȥ server.log
   ե뤬֤ޤΥեϥС䥨顼ˤ
   ѤʾޤߤޤPostmaster Ϲ˾ܺ٤ʾ𤹤뤿
   -d ץޤ -d
   ץϡǥХ٥ꤷޤ⤤ǥХ٥Ǥϡ礭
   ʥե뤳ȤդʤƤϤʤޤ
   
   ⤷postmasteräƤʤСpostgresХåɤ򥳥ޥɥ饤
   󤫤餻뤳ȤǤľSQLʸ򥿥פ뤳ȤǤ
   ޤΤ꤫ϡǥХŪΤȤ
   ᤷޤߥǤϤʤԤ䤤碌νˤʤ뤳
   դƤ⤷ǥХܥƥѥ뤷ƤС
   ǥХåȤäƲƤ뤫򸫤뤳ȤǤޤpostmaster
   Хåɤ򳫻Ϥ櫓ǤϤʤΤǡΩʴĶ
   äƤΤǤϤʤåХåɤȤä꤬ʣ뤳
   Ϥޤ
   
   ⤷postmasteräƤС륦ɥpsql򳫻ϤȡSELE
   CT pg_backend_pid()Ȥäơpsql ǻȤ postgres
   ץPIDĤޤ
   ǥХåȤäpostgresPID˥å(attach)ޤǥХå椫
   ֥졼ݥȤ򥻥åȤpsql
   䤤碌ȯԤޤǥХΤpostgresưϡPG
   OPTIONS="-W n" Ǥ줫顢psql 򳫻Ϥޤˤꡢn
   óϤ٤餻ϤʤΤǡǥХåǥץ˥åơ֥졼
   ݥȤꤷϤɤäƸƤ椯ȤǤޤ
   
   Ĥlog_*йѿϡǥХå
   ǽ¬ˤȤƤΩĥץפΰǽˤޤ
   
   ȤؿɤΤ餤¹Ի֤򿩤äƤ뤫򸫤뤿ˡץե
   󥰡ʥץեդ
   ˤǥѥ뤹뤳ȤǽǤΥХåɤΥץե롦ե
    pgsql/data/base/dbname
   ǥ쥯ȥ˳ǼǤ礦饤ȤΥץեϥ饤
   Ȥθԥǥ쥯ȥ֤Ǥ礦Linux
   ǤޤȤʥץե󥰤Ԥˤ -DLINUX_PROFILE
   ǥѥ뤹ɬפޤ
   
    3.8) ³褦ȤȤ 'Sorry, too many clients' ФΤϤʤǤ
    
   postmasterƱưǤ
   ХåɥץФ¿䤹ɬפޤ
   
   κץ32ץǤ-NŬڤͤˤpostmaster
   Ƶư뤫PostgreSQL.conf
   뤳Ȥˤäơͤ䤹ȤǤޤ
   
   ⤷-N  32礤ΤǤС-B64礭
   ͤäʤƤϤʤʤ-B ϾʤȤ -N
   2ܤϤʤƤϤʤ餺餯ǹǽ˾ʤФ礭
   ͤɬפʤϤǤХåɥץ򤿤ˤȡ
   Unixͥ빽ѥ᡼䤹Ȥɬפˤʤ뤫⤷ޤ
   ͥ꡼֥åκ(SHMMAX)
   ޥեκ(SEMMNSSEMMNI) ץκ(NPROC)
   桼κץ(MAXUPRC)
   եκ(NFILENINODE) ǧ˴ޤޤޤ
   PostgreSQL˵ХåɤΥץ¤ƤΤϡ
   ƥΥ꥽Ȥ̤ƤޤȤ򤱤뤿Ǥ
   
    3.9) pgsql_tmp ǥ쥯ȥˤϲޤ
    
   䤤碌¹ԥ⥸塼ˤä줿Ūʥե뤬Υǥ
   쥯ȥ˴ޤޤޤ㤨С⤷ ORDER BY
   ˥Хåɤ -S ѥ᡼ǵĤͤ礭
   ʥڡȤκݤɬפȤȡ줿ǡݻ뤿˰
   Ūʥե뤬Ĥޤ
   
   ŪʥեϼưŪ˾äϤǤ⤷Ȥ
   Хåɤå夷ƤޤȤϤʤޤpostmaster
   ȥꥹȤǤΥեϥǥ쥯ȥ꤫äޤ
    [
         SYSLOGD ͳǥϤˤϡޤconfigure  --enable-syslog
        դ餻塢ѥȥ󥹥ȡԤʤޤ
         ˡsyslog.conf  local?.*  ꤷ(Ķѿѹǽ)
        syslogd  HUP ʥäƽƤޤơ
        $PGDATA/pg_options  syslog=2 äơ postmaster  -S
        ץդˤƥХ⡼ɤǵưޤ(С 7.1 
        pg_options  PostgreSQL.conf ˤʤäƤޤ)
    ]
d479 46
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    3.10)
    PostgreSQLΥ᥸㡼꡼򥢥åץǡȤΤ˥פȥꥹȥ򤷤ʤ
    ƤϤʤʤΤϤʤǤ
    
   PostgreSQLϥޥʡ꡼ǤϾѹԤʤޤΤǡ
   7.2  7.2.1
   ؤΥåץ졼ɤˤϥפȥꥹȥɬפϤޤ󡣤᥸
   㡼꡼(ȤС7.27.3ؤΤ褦)Ǥϡƥơ֥
   եեޥåȤѹ򤷤ФйԤʤޤѹ
   ϤƤʣǡΤ桹ϥǡեΤθߴ
   ݻ뤳ȤǤ
   ޤ󡣥פѥեޥåȤǥǡϤ򿷤ե
   ޥåȤɤ߹ळȤǤޤ
   
   ǥǤΥեޥåȤѹΤʤƱ꡼Ǥϡåץ졼
   ϡסꥹȥǤϤʤpg_upgrade ץȤȤȤǤ
   ޤ꡼ΡȤˤϡpg_upgrade Ѳǽʥ꡼ɤ
   Ƥޤ
   
    3.11) ϡɥˤϤɤʥԥ塼ȤФ褤Ǥ
    
   PCϡɥϤۤȤɸߴ
   ޤΤǡۤȤɤοͤϡ٤ƤPCϡɥƱʼȻ
   ෹ޤϴְ㤤ǤECC
   RAMSCSIӡʼޥܡɤϡ¤ϡɥ٤ȡ
   꿮⤯ǽɤΤǤPostgreSQL
   ϤۤȤɤΥϡɥǲƯޤ
   ǽפʾϡϡɥΥץ򸦵椹뤳Ȥ
   Ǥ᡼󥰥ꥹȤǤϡɥץȥȥ졼ɥդˤĤ
   Ƶ뤳ȤǤޤ
     _________________________________________________________________
   
                                μ
                                      
    4.1) Хʥꡦ̾參Ȥθ̩ʰ㤤ϲǤ
    
   ܽҤϡ饤ޥ˥奢 DECLARE 򸫤Ʋ
   
    4.2) ǽοΤߤ SELECTˤϤɤޤʥ
    
   饤ޥ˥奢FETCH򸫤Ƥ뤤ϡSELECT ...
   LIMIT....ȤäƤߤƲ
   
   ȤߤΤϺǽοǤ⡢٤Ƥ䤤碌ɾʤ
   ƤϤʤʤ⤷ޤORDER BY
   ä䤤碌ȤȤͤƤߤƲ ⤷ORDER
   BY˹äǥåȤ
   PostgreSQL׵ᤵ줿ǽοɾǤ
   뤫⤷ޤ󤬡ǤʤСPostgreSQL
   ϰտޤޤǤ٤ƤΥɾʤФʤʤ
   ޤ
   
   ʥSELECTˤϡʸȤޤ
d530 25
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    4.3) ơ֥䤽¾ξΥꥹȤ psql ǸˤϤɤޤ
    
   psqlǡ \dt ޥɤȤäƥơ֥򸫤ޤpsql
   ΥޥɤδʥꥹȤˤ \?
   Ȥޤ뤤ϡpsqlΥɤpgsql/src/bin/psql/describe.
   cե򸫤뤳ȤǤ
   ơˤpsqlΥХåå女ޥɤνϤSQLޥ
   ɤޤޤƤޤޤpsql -E
   ץȰ˳Ϥȡ¹Ԥޥɤ¹Ԥ뤿˻Ȥ
   碌Ϥ褦ˤʤޤPostgreSQLϤޤSQLiб
   INFORMATION SCHEMA
   󥿡եѰդƤơǡ١ˤĤƤξ뤿
   䤤碌ȤȤǤޤ
   
    4.4)
    ơ֥뤫饫κ뤤ϡǡѹˤϤɤޤ
    
   DROP COLUMNǽALTER TABLE DROP COLUMN Ȥƥ꡼7.3
   ˲äޤޤǤΥСǤϡˤޤ:
        BEGIN;
        LOCK TABLE old_table;
        SELECT ...  -- ʳΥ򤹤٤򤷤ޤ
        INTO TABLE new_table
        FROM old_table;
        DROP TABLE old_table;
        ALTER TABLE new_table RENAME TO old_table;
        COMMIT;
a555 1
   ΥǡפϼʸѤޤ
d562 39
a600 39
   ԤʤäȤ
   ϡä줿ԤȤäƤǥ֤뤿VACUUM FULL
   tab򤷤ۤɤ⤷ޤ
   
    4.5) ơ֥롢ǡ١κ祵ϡ
    
   ¤ϰʲΤȤǤ
ǡ١κ祵?       ̵ (32 TB Υǡ١¸ߤޤ)
ơ֥κ祵?           32TB
κ祵?               1.6TB
եɤκ祵?         1GB
ơ֥Ǥκ?       ̵
ơ֥Ǥκ祫?     ηˤ250-1600
ơ֥Ǥκ祤ǥå? ̵

   󡢤ϼºݤ̵¤ǤϤʤǥ̤ȥ꡼䥹
   ץڡ礤ˤ¤ޤǽϤͤȤΤۤ礭
   ʻޤ
   
   ơ֥륵32TBϥڥ졼ƥ󥰥ƥˤե
   ݡȤɬפȤޤ󡣵ʥơ֥ʣ1GBΥեʬ
   ¸ޤΤǡե륷ƥ¤ϽפǤϤޤ
   
   ǥեȤΥ֥å32kˤ뤳Ȥǡơ֥륵Ⱥ
   Ȥܤˤ뤳ȤǤޤ
   
    4.6) Ūʥƥ
    ȥե뤫ǡ¸ˤϡǡ١Υǥ̤ϤɤΤ
    ɬפǤ
    
   ̤Υƥȥե PostgreSQL
   Υǡ١¸ˤϡ5ܤΥǥ̤ɬפȤޤ
   
   
   ȤơƹԤȥƥȵҤ 100,000ԤΥեͤ
   Ƥߤޤ礦ƥ
   ȤʸʿĹ20ХȤȲꤹȡեå ե礭
   2.8MB ǤΥǡޤ PostgreSQL ǡ١
   ե礤ϼΤ褦6.4MBȸѤ뤳ȤǤޤ
d602 1
a602 1
    24 bytes: (int)եɤȥƥ(text)ե
d616 9
d626 21
a646 1
  735 database pages * 8192 bytes per page  =  6,021,120 bytes (6 MB)
a647 52
   ǥåϡۤɤΥХإåɤ׵ᤷޤ󤬡ǥå
   ǡޤʾ塢ʤ礤ʤޤ
   
   NULLϥӥåȥޥåפȤ¸Ƥơ餬鷺˥ڡȤ
   ޤ
   
    4.7)
    줿ơ֥롢ǥåǡ١ӡ桼ɤΤ褦ˤ
    ƸĤФޤ
    
   psql
   ˤϤʥХåå塦ޥɤꡢɽ
   Хåå塦ޥɤμ򸫤ˤ \?
   ȤäƲޤpg_ ǻϤޤ륷ƥơ֥ˤ⵭
   ҤƤޤˡpsql -l
   Ϥ٤ƤΥǡ١ꥹɽޤ
   
   ޤpgsql/src/tutorial/syscat.source
   ե餻ƤߤƲϡ SELECT
   ʸˤɬפʾǡ١Υƥࡦơ֥뤫Ф㼨
   Ƥޤ
   
    4.8)
    䤤碌٤ǥåȤäƤͻҤޤ󡣤ʤǤ
    
    
   ǥåϼưŪˤ٤Ƥ䤤碌ǻȤ櫓ǤϤޤ
   ơ ֥뤬Ǿ礭
   䤤碌ǤΤ鷺ʥѡơΥ
   򤹤ǥåϻȤޤϥǥå
   ˤ
   굯ʥǥϡơ֥򥹥ȥ졼Ȥɤ
    ٤ʤ뤳Ȥ뤫Ǥ
   
   ǥåȤꤹ뤿ˡPostgreSQL ϥơ֥ˤĤ
   Ƥ׾ʤФʤޤ󡣤׾ϡVACUUM
   ANALYZEޤϡñ ANALYZE ȤäƼ뤳 Ǥ
   ޤ׾Ȥäƥ֥ƥޥϥơ֥ˤ
   ꡢǥåȤ٤ηǤޤ׾ϺŬ
   ʷˡǤ⵮ŤʤΤ⤢ޤ׾μ
    ơ֥Ƥ˷֤ʤ٤Ǥ
   
   ǥåϡ̾ ORDER BY Ԥ
   ˤϻȤޤ󡣽缡
   ³ŪȤϡʥơ֥ Υǥå
   ̤Ϲ®Ǥ
   
   ORDER BYȤ߹蘆줿LIMIT
   ϡơ֥ξʬ֤ˤӤӥǥåȤǤ礦
    ºݡMAX()  MIN()
   ǥåȤʤȤƤ⡢Τ褦ͤ ORDER BY  LIMIT
   ȤäƥǥåȤäƼФȤǽǤ:
d653 15
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   ⤷ץƥޥְäƥ󥷥륹
   򤷤Ȥ˵ʤСSET enable_seqscan TO
   'off'Ȥäƥǥå
   Ǥޤʤ®ʤäƤ뤫ƥȤ򤷤ƤߤƤ
d669 3
a671 21
   LIKE 뤤 ~ Τ褦ʥ磻ɥɱ黻 Ҥ̤ʴĶ
   ǤȤޤ
     * ʸʸκǽˤޤȤС
          + LIKE ѥ%ǻϤޤʤ
          + ~ (ɽ) ѥ^ǻϤޤʤФʤʤ
     * ʸʸ饹Ϥ뤳ȤϤǤޤ󡣤ȤС[a-e]
     * ILIKE  ~* Τ褦ʸȾʸ̤
       ʤϻȤޤ󡣤ΤꡢFAQ4.12ؿΥ
       ǥåȤޤ
     * initdb ˤƤϡǥեȤC뤬Ȥ
       ƤϤʤޤ󡣤ͳϡCʳǤϼ礭
       ʸΤ뤳 Ǥ
       ʤǤΤ褦ʾ硢LIKEǥ󥰤ˤ
       Ư褦ʡ̤text_pattern_opsǥå
       뤳ȤǤޤ
       
   8.0Υ꡼Ǥϡǥåϡǡ礦ɥǥå
   ΥηȰפʤСȤʤȤФФޤ
   餯int2, int8,  numeric ΥΥǥåǤ
   [ Ū˥ǥåȤˤ SET enable_seqscan = off
   ¹Ԥޤ ]
d673 1
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    4.9)
    䤤碌֥ƥޥɤΤ褦䤤碌ɾΤ򸫤ˤϤɤ
    ޤ
d675 18
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   饤ޥ˥奢 EXPLAIN 򸫤Ʋ
   
  4.10) R-tree ǥåȤϲǤ
  
   R-tree
   ǥå϶Ūʥǡ˥ǥåդ뤿˻Ȥޤ
   å奤ǥåǤϰϤθǤޤ󡣤ޤB-tree
   ǥåǤϡǤϰϤθǤޤR-tree
   ǥåǤ¿Υǡ򰷤ޤȤС⤷ R-tree
   ǥå point °դ뤳ȤǤ
   ȤȥƥϡĹ˰Ϥޤ줿򤹤٤򤹤פȤ褦
   䤤碌ˡΨɤޤ
   
   R-Tree ߷פθŵȤʤ븢Ҥʸ:
   
   Guttman, A. "R-Trees: A Dynamic Index Structure for Spatial
   Searching." Proceedings of the 1984 ACM SIGMOD Int'l Conf on Mgmt of
   Data, 45-57.
   
   ʸϡStonebraker  "Readings in Database Systems"
   Ǥ夲Ƥޤ
    [
          ü¼R-TreeطʸҲ𤷤ĺޤ
        ܸ Postgres ML Υ֤ "Subject: [postgres95 801] spatialdata structures"
                http://www.sra.co.jp/people/t-ishii/PostgreSQL/mhonarc/pgsql-jp/1996Oct/msg00007.html
        
    ]
d694 1
a694 8
   ȹߤ R-Tree ǥݥꥴܥåǤޤŪˤR-Tree
   Ϥäȹ⤤褦ˤĥǤޤ¼ŪˤϡR-Tree
   γĥˤϤäȤȤɬפǤơߡ桹ϤɤΤ褦ˤ
   뤫ˤĤƤʸäƤޤ
    [
        R-Tree ǥåGiSTǳȯƤޤ
        http://www.sai.msu.su/~megera/postgres/gist/
    ]
a695 17
    4.11) Ū䤤碌ŬȤϲǤ
    
   GEQO ⥸塼ϡΥơ֥礹Ȥ
   ˡŪ르ꥺ(GA)碌®ޤˤꡢ
   Ĥ֤õԤʤʤƤ⡢礤ʷ(join queries)򰷤ȤǤ
   褦ˤʤޤ
   
    4.12)
    ɽǤθʸȾʸȤ̤ʤɽϤɤΤ褦˼¸
    ޤʸȾʸȤ̤ʤΤΥǥåϤɤΤ褦˻
    ޤ
    
   ~黻ҤɽȹԤʤ~*
   ʸȾʸ̤ʤ(case-insensitive)ɽȹԤޤ
   ʸȾʸ̤ʤ LIKE 黻Ҥ ILIKE Ȥޤ
   
   ʸȾʸ̤ʤӤϼΤ褦ɽǤ롧
d700 13
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   ɸ।ǥåǤϻȤ줺ʤ顢⤷ؿǥå
   äʤ餽줬ȤǤ礦
   CREATE INDEX tabindex ON tab (lower(col));
d714 3
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a729 4
    4.13) 䤤碌ǡեɤ NULL
    Ǥ뤳Ȥ򸡽ФˤϤɤޤ
    
    IS NULL  IS NOT NULL ȤǻƤߤޤ
d731 24
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    4.14) ͡ʸΤ줾ΰ㤤ϲǤ
    
Type            Internal Name   Notes
--------------------------------------------------
VARCHAR(n)      varchar         ĹΥꤹ롢ͤʪ̵
CHAR(n)         bpchar          ꤵ줿ĹȤʤ褦˶򤬵ͤ
TEXT            text            Ĺ˾¤̵ƥ
BYTEA           bytea           ĹΥХ(null-byte safe)
"char"          char            ʸ
d756 1
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   ̾ˤܤˤΤϡƥࡦĴ٤Ȥ
   䡢顼åȤǤ
   
   嵤ηΤǽΣĤη "varlena"
   Ǥ(ʤǥκǽΣХȤǡĹǡθ˼ºݤ
   Υǡ³ޤ)Τ褦˼ºݤζ֤줿礤⾯礭
   ʤޤΥǡTOASTˤ갵̤줿ʣ
   Ϥä¸줿ꤷơǥζ֤ϻפä꾮ʤޤ
   
   VARCHAR(n) ϲĹʸ¸Τ˺ŬǤ¸Ǥ
   ʸĹ¤ޤTEXT
   Ĺ¤̵ʸ¸ΤΤΤǡ 1ХȤǤ
   CHAR(n)ϡVARCHAR(n)Ϳ줿ʸ¸ΤФ֥󥯤
   ͤǤĤƱĹʸ¸Τ˺ŬǤBYTEAϡʬ
   ŪNULL
   ΥХȤޤХʥǡ¸뤿ΤΤǤΥפ
   Ʊ餤ǽޤ
   
    4.15.1) (serial)ưʬեɤϤɤΤ褦ˤĤޤ
    
   PostgreSQL  SERIAL
   ǡ򥵥ݡȤޤ˥󥹤ưޤȤ
   С
        CREATE TABLE person (
                id   SERIAL,
                name TEXT
        );

   ϼưŪ˼Τ褦ޤ:
        CREATE SEQUENCE person_id_seq;
        CREATE TABLE person (
                id   INT4 NOT NULL DEFAULT nextval('person_id_seq'),
                name TEXT
        );
d758 5
d765 1
a765 1
        ϡ 7.3 ϼưŪˤϹԤʤʤʤޤ
d768 139
a906 149
   ֤ˤĤƤΤäȾܤϡ饤ޥ˥奢
   create_sequence 
   
   ޤƥOIDեɤͤȤƻȤȤǤ
   ޤʤ顢⤷ǡ١פƥɤɬפ
   ϡOID¸뤿pg_dump 
   -oץȤޤϡCOPY WITH
   OIDSץȤɬפޤ
   
    4.15.2) SERIALǡͤϡɤޤ
    
   ҤȤĤˡϡnextval() ؿȤäƤͤ(before)
   SEQUENCE ֥Ȥ鼡 SERIAL
   ͤФ줫ºݤ򤹤뤳ȤǤ4.15.1
   Υơ֥ȤȤȡǤϤΤ褦ˤʤޤ
        new_id = execute("SELECT nextval('person_id_seq')");
        execute("INSERT INTO person (id, name) VALUES (new_id, 'Blaise Pascal')");

   ơnew_id ¸ͤ¾䤤碌(ȤСperson
   ơ֥Ф볰(foreign
   key)Τ褦)ȤȤ褤Ǥ礦ưŪ˺줿SEQUENCE֥Ȥ
   ̾ϡ<table>_<serialcolumn>_seq Τ褦ˤʤꡢΤtable 
   serialcolumn Ϥ줾ơ֥̾SERIAL̾Ǥ
   
   뤤ϡͿ줿SERIALͤ򡢤줬ͤȤ줿(after
   ) currval() ؿȤäƼФȤǤޤȤС
        execute("INSERT INTO person (name) VALUES ('Blaise Pascal')");
        new_id = execute("SELECT currval('person_id_seq')");

   ǸˡINSERTʸ֤OIDȤäơͤߤĤ뤳ȤǤ
   ޤoidͤ40ãȤȤäƤޤǤܿ
   㤤ȤʤǤ礦Perl DBI  DBD::Pg
   ⥸塼ȤС$sth->execute() θ $sth->{pg_oid_status}
   ͳƤ OID ͤȤ褦ˤ뤳ȤϤǤޤ
   
    4.15.3) currval() ¾Υ桼Ȥζ֤˴٤뤳ȤϤʤǤ
    
   Ϥޤcurrval()
   ϡ٤ƤΥ桼ǤϤޤ󤬡ʤΥХåɤͿ줿
   ߤ֤ͤޤ
   
    4.15.4) ȥ󥶥ǤȤ
    ˤ⤦ɥֹ椬ȤʤΤϤʤǤ󥹡SERIAL
    ˶ΤϤʤǤ
    
   Ʊ
   뤿ˡ¹Υȥ󥶥ˡɬפǥȥ󥶥
   λޤǥåʤͤͿƤޤΤȥ
   ǤֹƤ˥åפޤ
   
    4.16) OID ȤϲǤ TID ȤϲǤ
    
   OID ȤϰդΥID Ф PostgreSQL ǤPostgreSQL
   ǤĤ뤹٤ƤΥϰդ OID ޤinitdb ȯ
   OID Ϥ٤ 16384 (include/access/transam.h
   )꾮ͤǤinitdb Τ٤Ƥ OID
   (桼)Ϥʾͤˤʤޤ Ǥϡ餹٤Ƥ
   OIDϰĤΥǡ֥ǡ١αޤ餺PostgreSQL
   󥹥ȥ졼ΤǰդǤ
   
   PostgreSQL
   ϥơ֥֤ΥӤĤ뤿ˡΥƥơ֥ OID
   Ȥޤ OID
   Υ桼Υ̤뤿ǻȤ뤳ȤǤ
   ޤOID ͤ¸뤿ˤ OID
   򥫥˻ȤȤ򾩤ޤ®뤿 OID
   եɤ˥ǥå뤳ȤǤޤ OID
   ϡƤΥǡ١ǻȤΰ褫顢Ƥο˳
   ƤޤOID ¾βѤ뤤ϸ OID
   ơ֥Ȱ˥ԡΤʤ顢ǤʤϤޤ
        CREATE TABLE new_table(mycol int);
        SELECT oid AS old_oid, mycol INTO tmp_table FROM old_table;
        COPY tmp_table TO '/tmp/pgtable';
        COPY new_table WITH OIDS FROM '/tmp/pgtable';
        DROP TABLE tmp_table;

   OID
   ϡ4ХȤȤ¸ƤΤǡ40ۤȰƤޤ
   Ǥ礦ï⤳줬
   𤷤ƤͤϤޤǤʤˤ¤
   Ȥײ褷Ƥޤ
   
   TID
   ʪ򤽤Υ֥åȥեåͤǼ̤뤿˻Ȥޤ
   TID ϥ줿ƥɤѤޤ TID
   ϡʪؤ˥ǥåܤǻȤޤ
   
    4.17) PostgreSQL ǻȤ뤤ĤѸΰ̣ϲǤ
    
   ĤΥɤŤʸˤϡ줾ʬǤä
   Ū˻ȤѸ줬ȤƤޤ
     * ơ֥(table)ط(relation)饹(class)
     * (row)쥳(record)åץ(tuple)
     * (column)ե(field)°(attribute)
     * (retrieve)(select)
     * ִ(replace)(update)
     * ɲ(append)(insert)
     * OID, Ϣ(serial value)
     * ݡ(portal), (cursor)
     * ΰѿ(range variable)ơ֥̾(table
       name)ơ֥̾(table alias)
       
   Ūʥǡ١ѸΥꥹȤϡhttp://hea-www.harvard.edu/MST/sim
   ul/software/docs/pkgs/pgsql/glossary/glossary.html ǸĤޤ
   
    4.18) 顼å "ERROR: Memory exhausted in
    AllocSetAlloc()"ФΤϤʤǤ
    
   餯ƥβۥ꡼ƻȤ̤ƤޤäƤǽ
   뤫ͥ뤬꥽ˤĤƤͤ㤹ǽ
   ޤ postmaster ưˤƤߤƲ
        ulimit -d 262144
        limit datasize 256m

   ˤäơɤ餫ҤȤĤǤ礦ϥץΥ
   ¤⤯ꤷ֤䤤碌뤹褦ˤ
   Ǥ礦ΥޥɤϸԤΥץȡΥޥɤ餻
   ƤΥ֥ץˤĤŬѤޤХåɤȤƤ¿
   Υǡ֤SQL
   饤Ȥ꤬³ƤΤǤС饤Ȥ򳫻Ϥˤ
   ƤߤƤ
   
    4.19) ɤΥС PostgreSQL
    餻Ƥ뤫Ĵ٤ˤϤɤޤ
    
   psql  SELECT version(); 򥿥פޤ
   
    4.20) 顼֥Ȥinvalid large obj descriptor
    ޤʤǤ礦
    
   顼֥򤹤ȤϡBEGIN
   WORKCOMMITդɬפޤʤlo_open ...
   lo_closeϤ߹ߤޤ
   
   ߤϡPostgreSQLΥȥ󥶥ΥߥåȻ˥顼֥
   ϥɥĤ뤳Ȥˤꡢlo_openޥɤλľ˶Ū˥
   롼¹ԤޤΤᡢǽ˥ϥɥФƲ򤷤褦Ȥ
   ȡinvalid large obj descriptor(顼֥Ȥε
   һҤ)Ȥʤޤǡ⤷ȥ󥶥ȤΤ˺
   ȡʾʤȤۤȤɤλ֡ƯƤɤ顼åФ
   ΤǤ
   
   ⤷ODBCΤ褦ʥ饤ȥ󥿡ե򤪻Ȥʤ顢auto-commi
   t offꤹɬפ뤫⤷ޤ
   
    4.21) ߤλ郎ǥեȤȤʤ褦ʥϤɤΤ褦ˤĤޤ
    
   CURRENT_TIMESTAMPȤޤ:
        CREATE TABLE test (x int, modtime timestamp DEFAULT CURRENT_TIMESTAMP );
d908 2
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    4.22) ʤINȤ䤤碌ȤƤ٤ΤǤ
    
   7.4
   ΥСǤϡ䤤碌ϡ䤤碌η̤䤤
   碌γƥˤĤƽ缡뤳Ȥˤäơ䤤碌˷礵
   롣
   䤤碌鷺ʥ֤䤤碌Υ֤
   ϡINǤᤤǤ¾䤤碌®ˤϡINEXISTS
   ִޤ:
        SELECT *
        FROM tab
        WHERE col IN (SELECT subcol FROM subtab)

   ֤ơ
        SELECT *
        FROM tab
        WHERE EXISTS (SELECT subcol FROM subtab WHERE subcol = col)
d911 1
a911 37
   Ȥޤ 줬üᤤǤsubcolϺդǤ٤
   Ǥ
   
   С7.4ʹߤǤϡINϡ̾䤤碌Ʊͤ줿祤
   εѤºݤ˻ȤEXISTSȤȤ򹥤ߤޤ
   
    4.23) (outer join)ϤɤΤ褦˼¸ޤ?
    
   PostgreSQL  SQL
   ɸ๽ʸȤ(祤)򥵥ݡȤޤ
   2Ĥ꤬ޤ
        SELECT *
        FROM t1 LEFT OUTER JOIN t2 ON (t1.col = t2.col);

   뤤
        SELECT *
        FROM t1 LEFT OUTER JOIN t2 USING (col);

   ξħŪ䤤碌Ǥ t1.col  t2.col ȷ礷ơt1
   η礵ʤä(t2 Ȱפʤä)֤ƤޤRIGHT
    t2 η礵ʤääǤ礦FULL
   ϡפ t1  t2
   Ϸ礵ʤä֤Ǥ礦OUTER
   Ȥդϥץ LEFT, RIGHT, ޤ FULL
   ʤɤηꤵƤޤ̾INNERȸƤФޤ
   
   Υ꡼Ǥϳ(outer join)UNION  NOT IN
   Ȥäƥߥ졼ȤǤޤ ȤСtab1  tab2 礹Ȥ
   ϡ䤤碌ĤΥơ֥礷ޤ
        SELECT tab1.col1, tab2.col2
        FROM tab1, tab2
        WHERE tab1.col1 = tab2.col1
        UNION ALL
        SELECT tab1.col1, NULL
        FROM tab1
        WHERE tab1.col1 NOT IN (SELECT tab2.col1 FROM tab2)
        ORDER BY col1
a912 100
    4.24) ʣΥǡ١Ȥ䤤碌ϤɤΤ褦ˤФǤޤ
    
   ԤΥǡ١ʳؤ䤤碌ˡϤޤ󡣤ȤΤPostgr
   eSQLǡ١ͤΥƥ५ɤ߹िǡˤϡ
   ȤΤդ򤹤ˤǡ١ۤ䤤碌򤹤뤹
   ޤ
   
   contrib/dblink
   ϥǡ١(cross-database)䤤碌ؿƽФˤޤ
   󡢥饤ȤƱ³̤Υǡ١ؤĥʤƤ
   ʤ餺̤򥯥饤¦ǥޡʤƤϤʤޤ
   
    4.25) ؿʣΥޤϥ֤ˤϤɤޤ
    
   7.3Ǥϴؿ顢ʣΥʣñ֤ޤ
   http://techdocs.postgresql.org/guides/SetReturningFunctions
   
    4.26)ʤPL/PgSQL ؿ椫ơ֥μ¤ create/drop
    뤳ȤǤʤΤǤ礦
    
   PL/PgSQL ϴؿƤå夷ԹѤΤᡢ⤷
   PL/PgSQL
   ؿơ֥˥ȡΥơ֥ϤȤǥɥåפ
   ޤؿƤӸƤӽФȡ
   å夵Ƥ뤽δؿƤϤޤŤơ֥Ȥƻؤ
   Ƥ뤫Ǥϡ PL/PgSQL  EXECUTE
   ơ֥륢Τ˻ȤȤǤǡ䤤碌
   ľȤˤʤǤ礦
   
    4.27) ɤΤ褦ʰŹ沽ץѤǤޤ?
    
     * contrib/pgcryptoˤSQL䤤碌ǻȤΰŹ沽ޤ
       ߤޤ
     * 饤ȤȥФȤδ֤Ź沽ˤϡФǤpostgr
       esql.confsslץtrue
       ꤷpg_hba.confˤŬѤhost뤤hostsslιԤʤƤ
       ʤޤ󡣤ơ饤ȤǤsslmodedisableˤƤϤʤ
        (PostgreSQLSSL³Τˡstunnel  ssh
       ɥѡƥΰŹ沽žȤȤǽǤ뤳ȤⵤƤ
       ޤ)
     * С7.3
       Ǥϥǡ١桼Υѥɤ¸˼ưŪ˰Ź沽
       ޤ
       ΥСǤpostgresql.confPASSWORD_ENCRYPTION
       ͸ˤɬפޤ
     * С餻Τ˰Ź沽ե륷ƥȤȤǤޤ
       
[
   ץꥱϢιܤʤʤޤΤ߻ĤƤޤ

    Jan Wieckˤ륫ɲǽʥޥ졼ַΥץꥱ Slony-I
        http://gborg.postgresql.org/project/slony1/projdisplay.php

    аãפˤ륳ͥס  PGPool
        http://www2b.biglobe.ne.jp/~caco/pgpool/

    ëƤˤޥޥƱץꥱ PGCluster
        http://www.csra.co.jp/~mitani/jpug/pgcluster/index.html

    JPUG ʬȥ󥶥ȯʬʲǤϡʰ¸ˤ󤬣ꥳߥå
    μԤޤ
        http://www.postgresql.jp/wg/dt/index.html
]
     _________________________________________________________________
   
                       PostgreSQLγĥˤĤƤμ
                                      
    5.1) ʬǽ񤤤桼ؿ psql
    Ǽ¹ԤȥפƤޤΤϤʤǤ
    
   Ͽȹͤޤޤǽˡ桼ؿñȤ
   ƥȥץˤƻƤߤƲ
   
    5.2) PostgreSQL
    Ѥ˽񤤤äŨʿؿ󶡤ƥץȤ˹׸Τ
    Ǥ
    
   ιԤʤäĥpgsql-hackers
   ᡼󥰡ꥹȤäƤơ椯椯Ϥĥ
   contrib/ ֥ǥ쥯ȥ뤳ȤˤʤǤ礦
   
    5.3) ץ֤ CδؿϤɤΤ褦˽ޤ
    
   С7.3ʹߤPostgreSQLǤϡơ֥֤ؿ C,
   PL/PgSQL SQL
   ˤƴ˥ݡȤޤܤϥץޥɤξ򸫤Ƥ
   C줿ɽ֤ؿ꤬contrib/tablefuncˤޤ
   
    5.4)
    եѹޤƥѥ뤷ƤѲʤΤϤʤ
    Ǥ
    
   Ĥ Makefile
   󥯥롼ɡեФŬڤʰ¸طäƤޤmake
   clean 򤷤Ƥ⤦ make ԤʤʤƤϤʤޤ󡣤⤷GCC
   򤪻ȤǤ configure  --enable-depend
   ץȤäơѥ˰¸طưŪĴ٤뤳ȤǤ
   ޤ
     _________________________________________________________________
   
d916 1
a916 1
  ǽ:   2005ǯ0112
d919 1
a919 1
  FAQκˤ궨Ϥ򤷤Ƥä(ɾΤάƤޤ):
d921 1
a921 1
                 (Minoru TANAKA <Tanaka.Minoru at keiken.co.jp>)
d928 1
a928 1
                 Ϻ(Sintaro SAKAI <s_sakai at mxn.mesh.ne.jp>)
d931 1
a931 1
                 й(Shigehiro HONDA <fwif0083 at mb.infoweb.ne.jp>)
d938 5
a942 3
  Ϥᡢݥȥ쥹˴ؤ٤ܸݥȥ쥹᡼󥰥ꥹȡ
ΤääƤ줿 JF(Linux Japanese FAQ Mailing List)ץȡFreeBSD ɥơץȡ
¾ľܤ뤤ϴŪˤäƤ뤹٤ƤΥץ󥽡ߥ˥ƥγ˴դޤ
d944 2
a945 2
  ܸǤΤʸϡʲ⤿ɤޤ
        http://www.rccm.co.jp/~juk/pgsql/(FAQ PostgreSQL ˤĤƤ褯)
d948 1
d950 1
a950 1
  ʤ˴ؤ뤴ո(juk at PostgreSQL.jp)ޤǤ󤻲
d952 1
@


1.21
log
@Update of Japanese FAQ.

Jun Kuwamura
@
text
@a0 1
PostgreSQL(ݥȥ쥹塼)ˤĤƤ褯Ȥβ(FAQ)
d2 16
a17 17
ʸǽ: Sun Jan 9 14:44:04 EST 2005

ߤΰݻ: Bruce Momjian (pgman@@candle.pha.pa.us)
Maintainer of Japanese Translation: Jun Kuwamura (juk at PostgreSQL.jp)

ʸκǿǤ "http://www.postgresql.org/files/documentation/faqs/
FAQ.html"> http://www.postgresql.org/files/documentation/faqs/FAQ.html

Ǹ뤳ȤǤޤ

ץåȥۡͭμˤĤƤ: "http://www.postgresql.org/docs/faq/">
http://www.postgresql.org/docs/faq/


˲ޤ

(ʲԤˤ [  ] ȤǰϤǵޤ)
d28 1
a28 1
        ˤĤƤŤ(juk at PostgreSQL.jp)ޤǥ᡼Ǥ󤻲
d32 157
a188 137

 

                                 Ūʼ                                  
                                                                               
1.1) PostgreSQLȤϲǤɤߤޤ
1.2) PostgreSQLϤɤʤäƤޤ
1.3) PostgreSQLưUnixץåȥۡϡ
1.4) UnixʳΰܿǤǻȤΤϡ
1.5) PostgreSQLϤɤǤޤ
1.6) ݡȤϤɤǼޤ
1.7) ǿǤϤɤǤ
1.8) ɤΤ褦ʸ񤬤ޤ
1.9) ΤΥХ̵̤ǽϤɤäƸĤޤ
1.10) SQLϤɤгؤ٤ޤ
1.11) PostgreSQL2000ǯ(Y2K)бƤޤ
1.12) ȯˤϤɤΤ褦˻äޤ
1.13) ХݡȤϤɤΤ褦ȯޤ
1.14) ¾DBMS٤PostgreSQLϤɤʤΤǤ
1.15) PostgreSQL̤ǱˤϤɤФ褤Ǥ

                         桼饤Ȥμ                          
                                                                               
2.1) PostgreSQL  ODBC ɥ饤СϤޤ
2.2) PostgreSQL  Web ڡϢȤˤϤɤʥġ뤬ޤ
2.3) PostgreSQL ˥ե롦桼󥿡եϤޤ
2.4) ɤΤ褦ʸ PostgreSQL ̿Ǥ

                                 μ                                  
                                                                               
3.1) ɤΤ褦ˤ /usr/local/pgsql ʳξ˥󥹥ȡǤޤ
3.2) postmaster 餻ȡ Bad System Call ȤפȤΥå
ФޤʤǤ
3.3) postmaster 餻褦Ȥȡ IpcMemoryCreate 顼ФޤʤǤ

3.4) postmaster餻褦Ȥȡ IpcSemaphoreCreate 顼Фޤʤ

3.5) ¾ΥۥȤ³ϤɤΤ褦椷ޤ
3.6) ɤǽ뤿ˤϡǡ١󥸥ɤΤ褦Ĵ
Ǥ
3.7) ɤΤ褦ʥǥХǽȤޤ
3.8) ³褦ȤȤ 'Sorry, too many clients' ФΤϤʤǤ
3.9) pgsql_tmp ǥ쥯ȥˤϲޤ
3.10) PostgreSQLΥ᥸㡼꡼򥢥åץǡȤΤ˥פȥꥹȥ򤷤
ƤϤʤʤΤϤʤǤ
3.11) ϡɥˤϤɤʥԥ塼ȤФ褤Ǥ

                                 μ                                  
                                                                               
4.1) Хʥꡦ̾參Ȥΰ㤤ϲǤ
4.2) ǽοΤߤ select ˤϤɤޤʥ
4.3) ơ֥䤽¾ξΥꥹȤ psql ǸˤϤɤޤ
4.4) ơ֥뤫饫κ뤤ϡǡѹˤϤɤޤ
4.5) ơ֥롢ǡ١κ祵ϡ
4.6) Ūʥƥȥե뤫ǡ¸ˤϡǡ١Υǥ
̤ϤɤΤ餤ɬפǤ
4.7) 줿ơ֥롢ǥåǡ١ӡ桼ɤΤ褦
ƸĤФޤ
4.8) 䤤碌٤ǥåȤäƤͻҤޤ󡣤ʤǤ

4.9) 䤤碌֥ƥޥɤΤ褦䤤碌ɾ뤫򸫤ˤϤɤ
ޤ
4.10) R-tree ǥåȤϲǤ
4.11) Ū䤤碌ŬȤϲǤ
4.12) ɽǤθʸȾʸȤ̤ʤɽϤɤΤ褦˼
ޤʸȾʸȤ̤ʤΤΥǥåϤɤΤ褦˻
ޤ
4.13) 䤤碌ǡեɤ NULL Ǥ뤳Ȥ򸡽ФˤϤɤޤ

4.14) ʸΤ줾ΰ㤤ϲǤ
4.15.1) (serial)ưʬեɤϤɤΤ褦ˤĤޤ
4.15.2) SERIALǡͤϡɤޤ
4.15.3) currval() ¾Υ桼Ȥζ֤˴٤뤳ȤϤʤǤ
4.15.4) ȥ󥶥ǤȤˤ⤦ɥֹ椬Ȥʤ
ϤʤǤ󥹡SERIAL˶ΤϤʤǤ
4.16) OID ȤϲǤ TID ȤϲǤ
4.17) PostgreSQL ǻȤ뤤ĤѸΰ̣ϲǤ
4.18) 顼å "ERROR: Memory exhausted in AllocSetAlloc()"ФΤϤ
Ǥ
4.19) ɤΥС PostgreSQL 餻ƤΤĴ٤ˤϤɤޤ
4.20) 顼֥Ȥǡinvalid large obj descriptorȽФΤϤʤ

4.21) ߤλ郎ǥեȤȤʤ褦ʥϤɤΤ褦ˤĤޤ
4.22) ʤINȤ䤤碌ȤƤ٤ΤǤ
4.23) (outer join)ϤɤΤ褦˼¸ޤ?
4.24) ʣΥǡ١Ȥ䤤碌ϤɤΤ褦ˤФǤޤ
4.25) ؿʣΥޤϥ֤ˤϤɤޤ
4.26) ʤPL/PgSQL ؿ椫ơ֥μ¤ create/drop 뤳Ȥ
ʤΤǤ礦
4.27) ɤΤ褦ʰŹ沽ץѤǤޤ?

                        PostgreSQLγĥˤĤƤμ                         
                                                                               
5.1) ʬǽ񤤤桼ؿ psql Ǽ¹ԤȥפƤޤ
ϤʤǤ
5.2) PostgreSQL Ѥ˽񤤤äŨʿؿ󶡤ƥץȤ
׸ΤǤ
5.3) ץ֤ CδؿϤɤΤ褦˽񤭤ޤ
5.4) եѹޤƥѥ뤷ƤѲʤΤϤʤ
Ǥ

 

                                 Ūʼ                                  
                                                                               
1.1) PostgreSQL ȤϲǤɤߤޤ

PostgreSQLPost-Gres-Q-L(ݥ - 쥹 - 塼 - ) ȯޤ

PostgreSQL ϼ DBMS ѤΥץȥפǤä POSTGRES ǡ١
ƥβǤǤʤΤᡢǤȤɤ "Postgres" ȸƤФ뤳Ȥ
ޤˡPostgreSQL  POSTGRES ζϤʥǡǥ˭٤ʥǡ()
ݻʤ顢POSTGRES ǻȤ줿 PostQuel 䤤碌򡢳ĥ SQL 
֥åȤ֤ƤޤPostgreSQL ̵ǴʥѤǤޤ

PostgreSQL γȯϡPostgreSQL ȯ᡼󥰥ꥹȤ˻äƤ볫ȯãΥ
Ǥ٤ƹԤʤƤޤߤκĹ Marc G. Fournier (
scrappy@@PostgreSQL.org )Ǥ(1.6˻äλޤ)ߡΥ
ब PostgreSQL ȯΤ٤ƤݤߤƤޤΥϥߥ˥ƥץ
ȤǤꡢʤȤˤäƤޤ󡣻äС http:/
/www.postgresql.org/files/documentation/faqs/FAQ_DEV.html ˤ볫ȯԸFAQ
򸫤Ƥ

Postgres95-1.01 濴ŪʳȯԤ Andrew Yu  Jolly Chen Ǥ¾
ο͡ΥɤΰܿƥȡǥХӡɤ˻äޤ
PostgreSQL ɤǤ Postgres ϥե˥إС쥤ˤ
ơ Michael Stonebraker λشΤȡ¿γ´ܿΥץ
Ϥˤޤ

С쥤ˤ뤳ΥեȥΤȤ̾ Postgres ǤSQL εǽ
ɲä줿 1995 ǯˤ̾ Postgres95 ѹ졢1996 ǯνˤ̾
 PostgreSQL ѹޤ

1.2) PostgreSQL ϤɤʤäƤޤ

PostgreSQL ϲ˽ޤ

d190 1
a190 1
        ʸϱѸǤͤȤơʸʻǺܤޤ
d193 23
a215 22
PostgreSQL Data Base Management System

Portions Copyright (c) 1996-2005, PostgreSQL Global Development Group Portions
Copyright (c) 1994-6 Regents of the University of California

Permission to use, copy, modify, and distribute this software and its
documentation for any purpose, without fee, and without a written agreement is
hereby granted, provided that the above copyright notice and this paragraph and
the following two paragraphs appear in all copies.

IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST
PROFITS, ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF
THE UNIVERSITY OF CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
DAMAGE.

THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND
THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATIONS TO PROVIDE MAINTENANCE,
SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.

d222 1
a222 1
          ܥեȥӤʸ켰Ͼ嵭ɽȡʸ
d233 1
a233 1
        Ŭ˴ؤƤϤȤꡢ˸¤餺ʤݾڤ
d239 1
a239 1
        ˴ؤʸϾ嵭αѸˤɽǤܸϤޤ
d243 19
a261 18
嵭BSD饤󥹤ǸŤץ󥽡Υ饤󥹤ǤɤɤΤ褦
˻Ȥ褦Ȥ¤ޤ󡣹ޤȤʤΤǡ桹⤽ѤĤϤ
ޤ

1.3) PostgreSQL ưĶϡ

ŪˡǶUnixߴץåȥۡǤPostgreSQLƯϤ
꡼λǼºݤ˥ƥȤԤʤäȤ𤬤ʤ줿ץåȥۡ
ĤƤϥ󥹥ȡ󤷤Ƥޤ

1.4) UnixʳΰܿǤǻȤΤϡ

С8.0ˤʤꡢPostgreSQL ϡWin2000, WinXP, Win2003ʤɤ Microsoft
Windows NT١Υڥ졼ƥ󥰥ƥǥͥƥ֤褦ˤʤޤ
ѥåˤʤä󥹥ȡ餬http://pgfoundry.org/projects/pginstaller
Ǥޤ Windows (Win95, Win98, WinMe)ʤɡMSDOS١ΥСǤϡ
Cygwin ȤäPostgreSQL餻뤳ȤǤޤ

d267 10
a276 10
ΥȤ Novell Netware 6 ؤΰܿ⤢ޤ http://forge.novell.com ޤ
OS/2 (eComStation) Сϡ http://hobbes.nmsu.edu/cgi-bin/h-search?sh=
1&button=Search&key=postgreSQL&stype=all&sort=type&dir=%2Fˤޤ


1.5) PostgreSQL ϤɤǤޤ

PostgreSQL 縵 anonymous ftp Ȥ ftp://ftp.PostgreSQL.org/pub/ Ǥ
ߥ顼ȤˤĤƤϡ桹Υᥤ Web ڡ

d295 7
a301 6
1.6) ݡȤϤɤǼޤ

פʥ᡼󥰡ꥹȤ: pgsql-general@@PostgreSQL.orgǤPostgreSQL ˴ؤ
뤳ȤǤеǤޤΥꥹȤؤλäϡŻҥ᡼ʸ(Subject 
ǤϤޤ)˼ΣԤ񤤤ơ

d305 4
a308 4
pgsql-general-request@@PostgreSQL.org äƲ

ǤΥ᡼󥰡ꥹȤ⤢ޤΥꥹȤؤλä "ʸ"ˡ

d312 8
a319 8
Ƚ񤤤 pgsql-general-digest-request@@PostgreSQL.org Żҥ᡼äƲ


ǤϡᥤꥹȤǼå 30k ί˥
ǥꥹȤΥСդޤ

ХݡѤΥ᡼󥰥ꥹȤ⤢ޤΥꥹȤؤλä "ʸ" ˡ

d323 4
a326 5
Ƚ񤤤pgsql-bugs-request@@PostgreSQL.org Żҥ᡼äƲ

ȯԤεΤΥ᡼󥰥ꥹȤѤǤޤΥꥹȤؤλäŻҥ
ʸˡ

d330 14
a343 10
Ƚ񤤤ơpgsql-hackers-request@@PostgreSQL.orgŻҥ᡼äƲ

http://www.PostgreSQL.org

᥸㡼IRC ͥϡFreenode (irc.freenode.net) #PostgreSQL Ȥ
ͥǤ UNIX ޥɤǡ irc -c '#PostgreSQL' "$USER" irc.freenode.net.
ȤäƻäǤޤƱͥåȥˡڥΥͥ(#
postgresql-es)⤢ꡢե󥹸Υͥ(#postgresqlfr)⤢ޤ EFNet
PostgreSQLͥ뤬ޤ

d346 1
a346 1
        JPUG ȿǡPostgreSQLѤã߶ϤξȤʤäƤޤ  
d355 15
a369 16
ѥݡȲҤΥꥹȤhttp://techdocs.postgresql.org/companies.phpˤ


1.7) ǿǤϤɤǤ

PostgreSQL κǿǤϥС 7.4.6 Ǥ

桹ϡ68˥᥸㡼꡼ԤʤȤײ褷Ƥޤ

1.8) ɤΤ褦ʸ񤬤ޤ

դˡĤΥޥ˥奢ȥ饤󡦥ޥ˥奢(ޥ˥奢롦ڡ)
ӤĤξʥƥ꤬ޤޤޤ/doc ǥ쥯ȥޤ
ޥ˥奢ϡhttp://www.ca.PostgreSQL.org/docs/ǥ饤ǤǤޤ


d376 2
a377 3
饤ǻȤǤ PostgreSQL ܤ2ޤhttp://www.PostgreSQL.org/
docs/awbook.html

d383 26
a408 23
ӡ http://www.commandprompt.com/ppbook/ ǤǽʽҤϿϡ
http://techdocs.PostgreSQL.org/techdocs/bookreviews.php ˤޤ PostgreSQL
Ѿ󵭻⡢http://techdocs.PostgreSQL.org/ ˤޤ

[: ʸϡܥݥȥ쥹桼http://www.postgresql.jp/
document/ 򤴤󲼤 ]

ޥɥ饤Υ饤ȥץpsql ⡢黻ҡؿ󡢤¾
򤪸롢Ĥ餷 \d ޥɤޤ - \? Ȥ
Ѳǽʥޥɤɽޤ

桹 Web Ȥˤϡäʸ񤬤ޤ

1.9) ΤΥХ̵̤ǽϤɤäƸĤޤ

PostgreSQLϳĥ줿SQL-92Υ֥åȤ򥵥ݡȤޤ桹Υڡ TODO
ꥹȤˡΤΥХǽ侭ײˤĤƤεҤޤ

1.10) SQL Ϥɤгؤ٤ޤ

http://www.PostgreSQL.org/docs/awbook.html ˤPostgreSQLܤ SQL 򶵤Ƥ
ޤ

d414 12
a425 12
¾ˤ PostgreSQLܤȤơhttp://www.commandprompt.com/ppbook ޤ
餷ϡhttp://www.intermedia.net/support/sql/sqltut.shtm, http://
ourworld.compuserve.com/homepages/graeme_birchall/HTM_COOK.HTM, ơhttp://
sqlcourse.com ˤޤ

¾Ǥϡ "Teach Yourself SQL in 21 Days, Second Edition"  http://
members.tripod.com/er4ebus/sql/index.htmˤޤ

¿Υ桼ˡ The Practical SQL Handbook, Bowman Judith S. et al.,
Addison-Wesley ɾǤ¾ˡThe Complete Reference SQL, Groff et al.,
McGraw-Hill Τ褦ʤΤ⤢ޤ

d435 1
a435 1
        Ǥϥ饤ޥ˥奢θǤޤ
d438 1
a438 1
        ⥪饤ɤळȤǤޤ
d441 136
a576 115
1.11) PostgreSQL2000ǯ(Y2K)бƤޤ

бƤޤ2000ǯդ⡢2000ǯդ⡢ñ˰
ޤ

1.12) ȯˤϤɤΤ褦˻äޤ

ޤǽ()ˡǿΥɤ桹 Web Ȥۤ˴ޤ
ƤPostgreSQL Developersʸɤߤޤܤˡpgsql-hackers 
pgsql-patches ᡼󥰡ꥹȤ(subscribe)ޤܤˡʼΥѥ
pgsql-patchesȯޤ

褽ͤäȤοãPostgreSQL CVS֤˥ߥåȤ븢¤ä
ޤΤ줾οãιʼʥѥåȯΤǡߥߥå
ȤʤäƤãϤɤդΤѤǤ桹餬ߥåȤѥå
ϹʼǤȳοƤޤ

1.13) ХݡȤϤɤΤ褦ȯޤ

http://www.postgresql.org/support/submitbug PostgreSQL ХեˬƲ
ХݡȤФˤĤƤμȻؿˤޤ

Ʊ ftp  ftp://ftp.PostgreSQL.org/pub/ǡäȿС
 PostgreSQL 뤤ϥѥå򤵤ƤߤƲ

1.14) ¾DBMS٤PostgreSQLϤɤʤΤǤ

եȥפˡˤϤĤޤǽǽȿȥݡȤȲ
Ǥ

ǽ(Features)
    PostgreSQLϡȥ󥶥䤤碌ȥꥬӥ塼
    ȡӡ줿åʤɡ絬ϾDBMSĵǽۤ
    ɻäƤޤ PostgreSQLϡ桼Ѿ롼롢줫
    å̾ޥСƱʤɡDBMS碌
    ʤ褦ʵǽ򤤤Ĥ碌Ƥޤ
ǽ(Performance)
    PostgreSQL¾ξѤ뤤ϥץ󥽡Υǡ١ȸ߳Ѥǽ
    ޤ̤ǤϤᤫäꡢ̤ۤǤϤ٤äꤷޤMySQLʤ
    òǡ١ƥˤ٤ơPostgreSQL ʣ桼ʣ
    碌ޤ read/write 䤤碌Υɤ®ǤMySQLϾʤ
    桼Ǥñ SELECT 䤤碌ǤϹ®ǤMySQLˤϾ嵭
    Features˼褦ʵǽϤۤȤɤޤ󡣲桹ϡPostgreSQL˽
    ȵǽȤ߹ߤʤ⡢䤨ǽβ³Ƥޤ
(Reliability)
    桹ϡDBMSο⤯ʤƤϤβ̵ͤȤ򤷤Ƥޤʬ
    ȤơꤷɤХǾˤƤ꡼褦ؤƤޤ
    줾Υ꡼ϾʤȤ1ʾΥ١ƥȤԤʤޤ
    Υ꡼򤬡ǤȤưꤷǤʥ꡼Ǥ뤳Ȥʪä
    ޤʬǤϡ¾Υǡ١٤Ƥ½ʤȤ˼
    Ƥޤ
ݡ(Support)
    桹Υ᡼󥰥ꥹȤϡ뤤ʤˤĤƤؤμ
    Ƥ롢ȯԤ桼礭ʽޤؤ󶡤Ƥޤ桹
    βݾڤ뤳ȤϤǤޤ󤬡ѥǡ١ǤäƤ˲褵
    櫓ǤϤޤ󡣳ȯԤ䡢桼ߥ˥ƥޥ˥奢ࡢ
    ɤʤɤľܥǤ뤳ȤˤäơPostgreSQLΥݡȤ
    ¾DBMSݡȤͥ줿ΤȤʤäƤޤ˾ơ
    ѥݡȤʤɤ⤢ޤFAQ1.6ˡ
(Price)
    PostgreSQLѤϡѤǤѤǤ⡢٤̵Ǥ嵭˼ƤBSD
    λѵ˳ʤ¤ꡢPostgreSQLΥɤ̵ǾʤȤ
    ळȤǤޤ

1.15) PostgreSQL̤ǱˤϤɤФ褤Ǥ

PostgreSQLϡ桹Ϥ᤿ 1996ǯ衢ǹ⥯饹ξפäƤޤ
Ϥ٤ơMarc FournieΤǡϤδפϤФǯˤ錄ä
Ƥޤ

ɤפϡץ󥽡ץȤˤȤäƤϤȤƤڤʤΤǡץ
Ȥʤ򼺤äʬΤ򤷤ޤ

󡢤δפϰ¤ΤǤϤޤ󡣰ݻ³뤿ˤ뤤ϰ
Ū˷񤬤ޤ⤷ʤ䤢ʤβҤˡϤΤλ
αܤȤǤ褦Ǥ顢http://store.pgsql.com/shopping/
򤪴ꤤޤ

ޤWebڡˤ PostgreSQL,Inc Ȥޤ "׸(contributions)"
ܤϡ PostgreSQL ץȤٱ礹Τǡ褷βҤ
λǤϤޤ󡣤⤷ڼ(check)Թ褱Ϣνؤ
겼

ˡPostgreSQLȤä򤪻ǤСҡλҲ
 pgsql-advocacy@@postgresql.org ؤ꤯

 

                         桼饤Ȥμ                          
                                                                               
2.1) PostgreSQL Τ ODBC ɥ饤СϤޤ

PsqlODBC  OpenLink ODBC Ĥ ODBC ɥ饤СѲǽǤ

PsqlODBC ϼξ꤫ɤǤޤ http://gborg.postgresql.org/
project/psqlodbc/projdisplay.php

OpenLink ODBC  http://www.openlinksw.com/ǤޤɸŪ ODBC 
ȡեȥǻȤޤΤǡٱ礷Ƥ뤹٤ƤΥץåȥۡ(Win,
Mac, Unix, VMS) PostgreSQL  ODBC ѤǤޤ

֤ϡʼΥݡȤɬפʿ͡äƤȻפޤե꡼
ǤϤĤǤǽΤ褦Ǥϡpostgres95@@openlink.co.uk ä


Programmer's Guide  ODBC ξϤ⤴

2.2) PostgreSQL  Web ڡϢȤˤϤɤʥġ뤬ޤ

ǡ١΢˻ Web ڡˤĤƤ餷Ҳ𤬡
http://www.webreview.comˤޤ

Web ؤγĥΤˤϡPHP ۤ󥿡եȤʤäƤޤhttp://
www.php.net/ˤޤ

d578 1
a578 1
          PHP˴ؤܸξϡ2000ǯ419ȯ­PHP桼Υ
d585 2
a586 3
ʣʾ硢¿οͤ Perl 󥿡ե CGI.pm  mod_perl Ȥ
ޤ

d597 31
a627 29
2.3) PostgreSQL ˥ե롦桼󥿡եϤޤ

PostgreSQL ؤΥե륤󥿡եĤޤ
PgAccess http://www.pgaccess.org ޤޤޤ PgAdmin III (http://
www.pgadmin.org)⤢ޤ RHDB Admin (http://sources.redhat.com/rhdb/ )
TORA (http://www.globecom.net/tora/ (ʬŪ˾)) ӡ Rekall ( http://
www.thekompany.com/products/rekall/, proprietary)⤢ޤ PhpPgAdmin (
http://phppgadmin.sourceforge.net/ ) PostgreSQLؤWeb١Υ󥿡ե
󶡤ޤ

ܺ٤ʥꥹȤˤĤƤϡhttp://techdocs.postgresql.org/guides/GUITools 


2.4) ɤΤ褦ʸ PostgreSQL ̿Ǥ

͵ΤۤȤɤθPostgreSQLؤΥ󥿡եäƤޤʤ
Ȥץߥ󥰸γĥ⥸塼ΥꥹȤƤߤƤ

ʲΥ󥿡եPostgreSQLۤ˴ޤޤƤޤ

  C (libpq)
  C (ecpg)
  Java (jdbc)
  Python (PyGreSQL)
  TCL (libpgtcl)

¾Ѳǽʥ󥿡ե http://gborg.postgresql.org Drivers/
InterfacesΥˤޤ

d632 115
a746 99

 

                                 μ                                  
                                                                               
3.1) ɤΤ褦ˤ /usr/local/pgsql ʳξ˥󥹥ȡǤޤ

ñˡϡ configure 餻Ȥ --prefix ץꤹ뤳ȤǤ


3.2) postmaster 餻ȡBad System Call ȤפȤΥå
ФޤʤǤ

ޤޤ꤬ͤޤޤǽˤʤΥͥ System V IPC γ
ĥ󥹥ȡ뤵Ƥ뤫ǧƸƤPostgreSQL ϥͥˤ
ͭ꡼ȥޥեΥݡȤɬפȤޤ

3.3) postmaster 餻褦ȤȡIpcMemoryCreate 顼ФޤʤǤ


ͥ뤬ͭ꡼ˤʤäƤʤäǤʤСͥ
ƻȤ붦ͭ꡼礭礭ꤹɬפޤŪ礭
ȤäƤ륢ƥpostmaster 餻ȤꤹХåեοȥ
åɥץ˰¸ޤۤȤɤΥƥǤϡͤΥХåե
ΤޤޤǡʤȤ1MBɬפǤ PostgreSQL Administrator's Guide/Server
Run-time Environment/Managing Kernel Resources ˶ͭ꡼ȥޥեˤĤ
ξξܺ٤ޤΤǤ

3.4) postmaster餻褦ȤȡIpcSemaphoreCreate 顼Фޤʤ


⤷顼åIpcSemaphoreCreate: semget failed (No space left on
device)ǤСͥ뤬ʬʥޥեȤ褦˹Ƥޤ
PostgresŪʥХåɥץ˰ĤΥޥեɬפȤޤȤꤢ
βpostmasterưȤˡХåɥץο꾯ʤ
¤򤹤뤳ȤǤͤ32꾮ʿΥѥ᡼-NǻȤޤ깱
ŪʲϡͥSEMMNS  SEMMNI ѥ᡼䤹ȤǤ

ǽΥޥե٤ʥǡ١δ֤˥å򵯤ǽ
ޤ

⤷顼åʤˤ¾ΤΤǤСͥιǤޤäޥ
ΥݡȤ򤷤Ƥʤ⤷ޤ PostgreSQL Administrator's Guide ˶
ͭ꡼ȥޥեˤĤƤξξܺ٤ޤ

3.5) ¾ΥۥȤ³ϤɤΤ褦椷ޤ

ͤǤϡPostgreSQL  Unix ɥᥤ󥽥åȡޤϡTCP/IP³Υ
󤫤³ޤpostgresql.conf  listen_addresses 
ġ$PGDATA/pg_hba.conf եŬڤľơۥȼƳǧڤͭˤ
ʤϡ¾Υޥ󤫤³ǤʤǤ礦

3.6) ɤǽ뤿ˤϡǡ١󥸥ɤΤ褦Ĵ
Ǥ

Τ˥ǥå䤤碌®٤ޤEXPLAIN ANALYZEޥɤ
PostgreSQL ɤΤ褦ˤʤ䤤碌Ƥ뤫򸫤뤳ȤǤ
ơɤΥǥåȤƤ뤫򸫤뤳ȤǤޤ

⤷ INSERT ¿ѤƤϡCOPY ޥɤȤä礭ʥХåǤ
ԤʤȤƤƲϡINSERT ̡˹Ԥʤäȹ®Ǥ
ˡBEGIN WORK/COMMIT Υȥ󥶥󡦥֥å̵ʸϡ鼫Ȥ
줾Υȥ󥶥äƤȸʤޤĤʸĤΥȥ
󥶥󡦥֥åǹԤʤȤͤƲˤȥ󥶥
ΥСإåɤޤޤ礭ʥǡѹԤʤݤϥǥå
ٳơľȤͤƤߤƲ

Administration Guide/Server Run-time Environment/Run-time Configurationˤϡ
塼˥󥰤Υץ󤬤Ĥޤfsyncץfsync() ̵ˤ
ȤǤޤˤäơƥȥ󥶥 fsync() ǥǥ򹹿
Τߤᤵޤ

shared_buffersץȤäƥХåɡץˤȤ붦ͭ
Хåե礭뤳ȤǤޤ⤷Υѥ᡼⤯ȡ
ͥζͭ꡼֤ͤۤƤޤ postmaster ʤ
Ǥ礦ͤǤϡ줾ΥХåե礭 8K ǡХåե 1000
Ǥ

sort_mem (PostgreSQL 8.0: work_mem)ץȤäơ줾ΥХå
ɡץŪ¤ؤˤäƻȤ꡼κ祵䤹Ȥ
Ǥޤͤ 1024 (ʤ1MB)Ǥ

ޤCLUSTER ޥɤȤäơơ֥Υǡ򥤥ǥå˹碌뤿
롼ײ뤳ȤǤޤܤϡ饤ޥ˥奢 CLUSTER 򸫤Ʋ


3.7) ɤΤ褦ʥǥХǽȤޤ

PostgreSQL ϡǥХΤ˰̣Τ롢־𤹤뤤Ĥεǽ
ޤ

ޤ--enable-cassert ץ configure 餻ޤƥѥ
뤳Ȥˤꡢ assert() ХåɤοĽƻ뤷ͽ
̤Ȥȥץߤ褦ˤʤޤ

postmaster  postgres ξǤĤΥǥХץѤǤޤ
Τ褦 postmaster ưȤϤĤǤ⡢ɸϤȥ顼Ϥ
ե褦ˤƤ뤳ȤΤƲ

d750 71
a820 68
ˤ PostgreSQL κǾΥǥ쥯ȥ server.log ե뤬֤ޤ
ΥեϥС䥨顼ˤĤͭѤʾޤߤޤ
Postmaster Ϲ˾ܺ٤ʾ𤹤뤿 -d ץޤ -d 
ץϡǥХ٥ꤷޤ⤤ǥХ٥Ǥϡ礭ʥե
뤳ȤդʤƤϤʤޤ

⤷postmasteräƤʤСpostgresХåɤ򥳥ޥɥ饤󤫤
餻뤳ȤǤľSQLʸ򥿥פ뤳ȤǤޤΤ꤫ϡǥХ
ŪΤȤᤷޤߥǤϤʤԤ䤤碌νˤʤ뤳
դƤ⤷ǥХܥƥѥ뤷ƤСǥХå
ȤäƲƤ뤫򸫤뤳ȤǤޤpostmaster Хåɤ򳫻
櫓ǤϤʤΤǡΩʴĶäƤΤǤϤʤåХåɤȤ
ä꤬ʣ뤳ȤϤޤ

⤷postmasteräƤС륦ɥpsql򳫻Ϥȡ

SELECT pg_backend_pid()

Ȥäơpsql ǻȤ postgres ץPIDĤޤǥХåȤ
postgresPID˥å(attach)ޤǥХå椫֥졼ݥȤ
åȤpsql 䤤碌ȯԤޤǥХΤpostgresư
PGOPTIONS="-W n" Ǥ줫顢psql 򳫻Ϥޤˤꡢn ó
Ϥ٤餻ϤʤΤǡǥХåǥץ˥åơ֥졼ݥȤ
ꤷϤɤäƸƤ椯ȤǤޤ

Ĥ

log_*

йѿϡǥХåǽ¬ˤȤƤΩĥץפΰǽ
ˤޤ

ȤؿɤΤ餤¹Ի֤򿩤äƤ뤫򸫤뤿ˡץե󥰡
ץեդˤǥѥ뤹뤳ȤǽǤΥХåɤΥץե
롦ե pgsql/data/base/dbname ǥ쥯ȥ˳ǼǤ礦饤
ȤΥץեϥ饤Ȥθԥǥ쥯ȥ֤Ǥ礦Linux
ǤޤȤʥץե󥰤Ԥˤ -DLINUX_PROFILE ǥѥ뤹ɬפ
ޤ

3.8) ³褦ȤȤ 'Sorry, too many clients' ФΤϤʤǤ

postmasterƱưǤХåɥץФ¿䤹ɬפ
ޤ

κץ32ץǤ-NŬڤͤˤpostmasterƵư
뤫PostgreSQL.conf 뤳Ȥˤäơͤ䤹ȤǤޤ

⤷-N  32礭ΤǤС-B64礭ͤä
ƤϤʤʤ-B ϾʤȤ -N 2ܤϤʤƤϤʤ餺餯ǹǽ
˾ʤФ礭ͤɬפʤϤǤХåɥץ򤿤ˤ
ȡUnixͥ빽ѥ᡼䤹Ȥɬפˤʤ뤫⤷ޤ
󡣶ͭ꡼֥åκ(SHMMAX)ޥեκ(SEMMNSSEMMNI)
ץκ(NPROC)桼κץ(MAXUPRC)եκ
(NFILENINODE) ǧ˴ޤޤޤ PostgreSQL˵ХåɤΥ
¤ƤΤϡƥΥ꥽Ȥ̤ƤޤȤ򤱤
Ǥ

3.9) pgsql_tmp ǥ쥯ȥˤϲޤ

䤤碌¹ԥ⥸塼ˤä줿Ūʥե뤬Υǥ쥯ȥ
˴ޤޤޤ㤨С⤷ ORDER BY ˥Хåɤ -S ѥ᡼
ǵĤͤ礭ʥڡȤκݤɬפȤȡ줿ǡ
ݻ뤿˰Ūʥե뤬Ĥޤ

ŪʥեϼưŪ˾äϤǤ⤷ȤǥХå
ɤå夷ƤޤȤϤʤޤpostmasterߤȥꥹȤǤ
Υեϥǥ쥯ȥ꤫äޤ

d822 6
a827 6
         SYSLOGD ͳǥϤˤϡޤconfigure  --enable-syslog 
        դ餻塢ѥȥ󥹥ȡԤʤޤ
         ˡsyslog.conf  local?.*  ꤷ(Ķѿѹǽ)
        syslogd  HUP ʥäƽƤޤơ
        $PGDATA/pg_options  syslog=2 äơ postmaster  -S 
        ץդˤƥХ⡼ɤǵưޤ(С 7.1  
d831 53
a883 46
3.10) PostgreSQLΥ᥸㡼꡼򥢥åץǡȤΤ˥פȥꥹȥ򤷤
ƤϤʤʤΤϤʤǤ

PostgreSQLϥޥʡ꡼ǤϾѹԤʤޤΤǡ7.2 
7.2.1 ؤΥåץ졼ɤˤϥפȥꥹȥɬפϤޤ󡣤᥸
꡼(ȤС7.27.3ؤΤ褦)Ǥϡƥơ֥ǡե
եޥåȤѹ򤷤ФйԤʤޤѹϤƤʣǡ
Τ桹ϥǡեΤθߴݻ뤳ȤǤޤ󡣥
פѥեޥåȤǥǡϤ򿷤եޥåȤɤ߹ळ
ȤǤޤ

ǥǤΥեޥåȤѹΤʤƱ꡼Ǥϡåץ졼ɤϡ
סꥹȥǤϤʤpg_upgrade ץȤȤȤǤޤ꡼Ρ
ˤϡpg_upgrade Ѳǽʥ꡼ɤƤޤ

3.11) ϡɥˤϤɤʥԥ塼ȤФ褤Ǥ

PCϡɥϤۤȤɸߴޤΤǡۤȤɤοͤϡ٤ƤPCϡ
ƱʼȻפ෹ޤϴְ㤤ǤECC RAM
SCSIӡʼޥܡɤϡ¤ϡɥ٤ȡ꿮
ǽɤΤǤPostgreSQL ϤۤȤɤΥϡɥǲƯޤ
ǽפʾϡϡɥΥץ򸦵椹뤳ȤǤ
󥰥ꥹȤǤϡɥץȥȥ졼ɥդˤĤƵ뤳Ȥ
ޤ

 

                                 μ                                  
                                                                               
4.1) Хʥꡦ̾參Ȥθ̩ʰ㤤ϲǤ

ܽҤϡ饤ޥ˥奢 DECLARE 򸫤Ʋ

4.2) ǽοΤߤ SELECTˤϤɤޤʥ

饤ޥ˥奢FETCH򸫤Ƥ뤤ϡSELECT ... LIMIT....Ȥ
ƤߤƲ

ȤߤΤϺǽοǤ⡢٤Ƥ䤤碌ɾʤƤϤʤ
ʤ⤷ޤORDER BY ä䤤碌ȤȤͤƤߤƲ
ORDER BY˹äǥåȤ PostgreSQL׵ᤵ줿ǽο
ɾǤ뤫⤷ޤ󤬡ǤʤСPostgreSQL ϰտޤ
ޤǤ٤ƤΥɾʤФʤʤ⤷ޤ

ʥSELECTˤϡʸȤޤ

d889 19
a907 16
4.3) ơ֥䤽¾ξΥꥹȤ psql ǸˤϤɤޤ

psqlǡ \dt ޥɤȤäƥơ֥򸫤ޤpsql Υޥɤδ
ꥹȤˤ \? Ȥޤ뤤ϡpsqlΥɤpgsql/src/bin/psql/
describe.cե򸫤뤳ȤǤơˤpsqlΥХåå女ޥ
νϤSQLޥɤޤޤƤޤޤpsql -E ץȰ
Ϥȡ¹Ԥޥɤ¹Ԥ뤿˻Ȥ䤤碌Ϥ褦ˤ
ޤPostgreSQLϤޤSQLiб INFORMATION SCHEMA 󥿡եѰ
Ƥơǡ١ˤĤƤξ뤿䤤碌ȤȤǤޤ


4.4) ơ֥뤫饫κ뤤ϡǡѹˤϤɤޤ

DROP COLUMNǽALTER TABLE DROP COLUMN Ȥƥ꡼7.3 ˲äޤ
ޤǤΥСǤϡˤޤ:

d917 1
a917 2
ΥǡפϼʸѤޤ

d924 7
a930 7
ԤʤäȤϡä줿ԤȤäƤǥ֤뤿
VACUUM FULL tab򤷤ۤɤ⤷ޤ

4.5) ơ֥롢ǡ١κ祵ϡ

¤ϰʲΤȤǤ

d939 24
a962 22
󡢤ϼºݤ̵¤ǤϤʤǥ̤ȥ꡼䥹åץڡ
礭ˤ¤ޤǽϤͤȤΤۤ礭ʻ
ޤ

ơ֥륵32TBϥڥ졼ƥ󥰥ƥˤեΥݡ
ɬפȤޤ󡣵ʥơ֥ʣ1GBΥեʬ¸ޤΤǡ
ե륷ƥ¤ϽפǤϤޤ

ǥեȤΥ֥å32kˤ뤳Ȥǡơ֥륵Ⱥ祫
ܤˤ뤳ȤǤޤ

4.6) Ūʥƥȥե뤫ǡ¸ˤϡǡ١Υǥ
̤ϤɤΤ餤ɬפǤ

̤Υƥȥե PostgreSQL Υǡ١¸ˤϡ5ܤ
ǥ̤ɬפȤޤ

ȤơƹԤȥƥȵҤ 100,000ԤΥեͤƤߤޤ
ƥȤʸʿĹ20ХȤȲꤹȡեåȥե礭
2.8MB ǤΥǡޤ PostgreSQL ǡ١ե礭ϼ
褦6.4MBȸѤ뤳ȤǤޤ

d964 1
a964 1
    24 bytes: (int)եɤȥƥ(text)ե
d978 1
a978 1
 
d981 52
a1032 42
ǥåϡۤɤΥХإåɤ׵ᤷޤ󤬡ǥåդ
ǡޤʾ塢ʤ礭ʤޤ

NULLϥӥåȥޥåפȤ¸Ƥơ餬鷺˥ڡȤޤ

4.7) 줿ơ֥롢ǥåǡ١ӡ桼ɤΤ褦
ƸĤФޤ

psql ˤϤʥХåå塦ޥɤꡢɽޤ
Хåå塦ޥɤμ򸫤ˤ \? ȤäƲޤpg_ ǻϤ
륷ƥơ֥ˤ⵭ҤƤޤˡpsql -l Ϥ٤ƤΥǡ١
ꥹɽޤ

ޤpgsql/src/tutorial/syscat.source ե餻ƤߤƲϡ
 SELECT ʸˤɬפʾǡ١Υƥࡦơ֥뤫Ф
㼨Ƥޤ

4.8) 䤤碌٤ǥåȤäƤͻҤޤ󡣤ʤǤ


ǥåϼưŪˤ٤Ƥ䤤碌ǻȤ櫓ǤϤޤ󡣥ơ֥
Ǿ礭䤤碌ǤΤ鷺ʥѡơΥ򤹤
ǥåϻȤޤϥǥåˤ굯
ʥǥϡơ֥򥹥ȥ졼Ȥɤ缡٤ʤ뤳
Ȥ뤫Ǥ

ǥåȤꤹ뤿ˡPostgreSQL ϥơ֥ˤĤƤ׾
ʤФʤޤ󡣤׾ϡVACUUM ANALYZEޤϡñ ANALYZE 
äƼ뤳ȤǤޤ׾Ȥäƥ֥ƥޥϥơ֥ˤ
ΤꡢǥåȤ٤ηǤޤ׾Ϻ
ŬʷˡǤ⵮ŤʤΤ⤢ޤ׾μϡơ
֥Ƥ˷֤ʤ٤Ǥ

ǥåϡ̾ ORDER BY ԤʤˤϻȤޤ󡣽缡
³ŪȤϡʥơ֥Υǥå̤Ϲ®Ǥ


ORDER BYȤ߹蘆줿LIMIT ϡơ֥ξʬ֤ˤ
ӥǥåȤǤ礦ºݡMAX()  MIN() ǥåȤʤ
Ƥ⡢Τ褦ͤ ORDER BY  LIMIT ȤäƥǥåȤäƼФ
ȤǽǤ:

d1038 26
a1063 15
⤷ץƥޥְäƥ󥷥륹򤷤Ȥ˵ʤ
СSET enable_seqscan TO 'off'ȤäƥǥåǤޤʤ®
ʤäƤ뤫ƥȤ򤷤ƤߤƤ

LIKE 뤤 ~ Τ褦ʥ磻ɥɱ黻Ҥ̤ʴĶǤȤޤ

  ʸʸκǽˤޤȤС
      LIKE ѥ%ǻϤޤʤ
      ~ (ɽ) ѥ^ǻϤޤʤФʤʤ
  ʸʸ饹Ϥ뤳ȤϤǤޤ󡣤ȤС[a-e]
  ILIKE  ~* Τ褦ʸȾʸ̤ʤϻȤޤ󡣤Τ
    FAQ4.12ؿΥǥåȤޤ
  initdb ˤƤϡǥեȤC뤬ȤʤƤϤʤޤ󡣤
    ͳϡCʳǤϼ礭ʸΤ뤳ȤǤʤǤΤ褦
    ʾ硢
d1065 3
a1067 1
    LIKE
d1069 14
a1082 1
    ǥ󥰤ˤƯ褦ʡ̤
d1084 6
a1089 32
    text_pattern_ops
    
    ǥå뤳ȤǤޤ

8.0Υ꡼Ǥϡǥåϡǡ礦ɥǥåΥ
ηȰפʤСȤʤȤФФޤ餯int2, int8,
 numeric ΥΥǥåǤ

[Ū˥ǥåȤˤ SET enable_seqscan = off ¹Ԥޤ ]

4.9) 䤤碌֥ƥޥɤΤ褦䤤碌ɾΤ򸫤ˤϤɤ
ޤ

饤ޥ˥奢 EXPLAIN 򸫤Ʋ

4.10) R-tree ǥåȤϲǤ

R-tree ǥå϶Ūʥǡ˥ǥåդ뤿˻Ȥޤϥ
奤ǥåǤϰϤθǤޤ󡣤ޤB-tree ǥåǤϡ
ǤϰϤθǤޤR-tree ǥåǤ¿Υǡ򰷤
ޤȤС⤷ R-tree ǥå point °դ뤳ȤǤ
ȥƥϡĹ˰Ϥޤ줿򤹤٤򤹤פȤ褦䤤碌
ˡΨɤޤ

R-Tree ߷פθŵȤʤ븢Ҥʸ:

Guttman, A. "R-Trees: A Dynamic Index Structure for Spatial Searching."
Proceedings of the 1984 ACM SIGMOD Int'l Conf on Mgmt of Data, 45-57.

ʸϡStonebraker  "Readings in Database Systems" Ǥ夲
Ƥޤ

d1091 2
a1092 2
          ü¼R-TreeطʸҲ𤷤ĺޤ
        ܸ Postgres ML Υ֤ "Subject: [postgres95 801] spatial data structures" 
d1097 4
a1100 5
ȹߤ R-Tree ǥݥꥴܥåǤޤŪˤR-Tree Ϥäȹ
褦ˤĥǤޤ¼ŪˤϡR-Tree γĥˤϤäȤ
ȤɬפǤơߡ桹ϤɤΤ褦ˤ뤫ˤĤƤʸäƤ


d1106 17
a1122 16
4.11) Ū䤤碌ŬȤϲǤ

GEQO ⥸塼ϡΥơ֥礹ȤˡŪ르ꥺ(GA)
碌®ޤˤꡢߤĤ֤õԤʤʤƤ⡢礭ʷ
(join queries)򰷤ȤǤ褦ˤʤޤ

4.12) ɽǤθʸȾʸȤ̤ʤɽϤɤΤ褦˼
ޤʸȾʸȤ̤ʤΤΥǥåϤɤΤ褦˻
ޤ

~黻ҤɽȹԤʤ~* ʸȾʸ̤ʤ
(case-insensitive)ɽȹԤޤʸȾʸ̤ʤ LIKE 黻
Ҥ ILIKE Ȥޤ

ʸȾʸ̤ʤӤϼΤ褦ɽǤ롧

d1127 2
a1128 3
ɸ।ǥåǤϻȤ줺ʤ顢⤷ؿǥåäʤ餽
줬ȤǤ礦

a1129 1
   
a1130 6
4.13) 䤤碌ǡեɤ NULL Ǥ뤳Ȥ򸡽ФˤϤɤޤ


 IS NULL  IS NOT NULL ȤǻƤߤޤ

4.14) ͡ʸΤ줾ΰ㤤ϲǤ
d1132 7
d1143 1
a1143 1
TEXT            text            Ĺ˾¤̵ƥ
d1147 26
a1172 24
̾ˤܤˤΤϡƥࡦĴ٤Ȥ䡢顼å
ȤǤ

嵭ηΤǽΣĤη "varlena" Ǥ(ʤǥκǽΣ
ȤǡĹǡθ˼ºݤΥǡ³ޤ)Τ褦˼ºݤζ֤
줿礭⾯礭ʤޤΥǡTOASTˤ갵
줿ʣϤä¸줿ꤷơǥζ֤ϻפä꾮
ޤ

VARCHAR(n) ϲĹʸ¸Τ˺ŬǤ¸ǤʸĹ
¤ޤTEXT Ĺ¤̵ʸ¸ΤΤΤǡ 1
ȤǤ CHAR(n)ϡVARCHAR(n)Ϳ줿ʸ¸ΤФ֥
ͤǤĤƱĹʸ¸Τ˺ŬǤBYTEAϡʬŪ
NULL ΥХȤޤХʥǡ¸뤿ΤΤǤΥפƱ
餤ǽޤ

4.15.1) (serial)ưʬեɤϤɤΤ褦ˤĤޤ

PostgreSQL  SERIAL ǡ򥵥ݡȤޤ˥󥹤ư
ޤȤС

        CREATE TABLE person ( 
                id   SERIAL, 
                name TEXT 
d1175 1
a1175 2
ϼưŪ˼Τ褦ޤ:

d1177 1
a1177 1
        CREATE TABLE person ( 
d1179 1
a1179 1
                name TEXT 
d1187 15
a1201 14
֤ˤĤƤΤäȾܤϡ饤ޥ˥奢 create_sequence 


ޤƥOIDեɤͤȤƻȤȤǤޤʤ顢⤷
ǡ١פƥɤɬפϡOID¸뤿
pg_dump  -oץȤޤϡCOPY WITH OIDSץȤɬפ
ޤ

4.15.2) SERIALǡͤϡɤޤ

ҤȤĤˡϡnextval() ؿȤäƤͤ(before) SEQUENCE 
֥Ȥ鼡 SERIAL ͤФ줫ºݤ򤹤뤳ȤǤ
4.15.1 Υơ֥ȤȤȡǤϤΤ褦ˤʤޤ

d1205 8
a1212 8
ơnew_id ¸ͤ¾䤤碌(ȤСperson ơ֥
Ф볰(foreign key)Τ褦)ȤȤ褤Ǥ礦ưŪ˺줿
SEQUENCE֥Ȥ̾ϡ<table>_<serialcolumn>_seq Τ褦ˤʤꡢΤ
table  serialcolumn Ϥ줾ơ֥̾SERIAL̾Ǥ

뤤ϡͿ줿SERIALͤ򡢤줬ͤȤ줿(after)
currval() ؿȤäƼФȤǤޤȤС

d1216 41
a1256 33
ǸˡINSERTʸ֤OIDȤäơͤߤĤ뤳ȤǤޤ
oidͤ40ãȤȤäƤޤǤܿ㤤ȤʤǤ礦
Perl DBI  DBD::Pg ⥸塼ȤС$sth->execute() θ $sth->
{pg_oid_status} ͳƤ OID ͤȤ褦ˤ뤳ȤϤǤޤ

4.15.3) currval() ¾Υ桼Ȥζ֤˴٤뤳ȤϤʤǤ

Ϥޤcurrval() ϡ٤ƤΥ桼ǤϤޤ󤬡ʤΥХå
ɤͿ줿ߤ֤ͤޤ

4.15.4) ȥ󥶥ǤȤˤ⤦ɥֹ椬Ȥʤ
ϤʤǤ󥹡SERIAL˶ΤϤʤǤ

Ʊ뤿ˡ¹Υȥ󥶥ˡɬפǥȥ󥶥󤬽
λޤǥåʤͤͿƤޤΤȥ󥶥
ǤֹƤ˥åפޤ

4.16) OID ȤϲǤ TID ȤϲǤ

OID ȤϰդΥID Ф PostgreSQL ǤPostgreSQL ǤĤ
뤹٤ƤΥϰդ OID ޤinitdb ȯ OID Ϥ٤ 16384
(include/access/transam.h )꾮ͤǤinitdb Τ٤Ƥ OID (桼
)ϤʾͤˤʤޤǤϡ餹٤Ƥ OIDϰĤΥǡ֥
ǡ١αޤ餺PostgreSQL 󥹥ȥ졼ΤǰդǤ

PostgreSQL ϥơ֥֤ΥӤĤ뤿ˡΥƥơ֥ OID
Ȥޤ OID Υ桼Υ̤뤿ǻȤ뤳
ǤޤOID ͤ¸뤿ˤ OID 򥫥˻ȤȤ򾩤ޤ
®뤿 OID եɤ˥ǥå뤳ȤǤޤ OID
ϡƤΥǡ١ǻȤΰ褫顢Ƥο˳Ƥ
OID ¾βѤ뤤ϸ OID ơ֥Ȱ˥ԡ
ʤ顢ǤʤϤޤ

d1263 35
a1297 33
OID ϡ4ХȤȤ¸ƤΤǡ40ۤȰƤޤǤ
ï⤳줬𤷤ƤͤϤޤǤʤˤ¤
Ȥײ褷Ƥޤ

TID ʪ򤽤Υ֥åȥեåͤǼ̤뤿˻ȤޤTID
ϥ줿ƥɤѤޤ TID ϡʪؤ
˥ǥåܤǻȤޤ

4.17) PostgreSQL ǻȤ뤤ĤѸΰ̣ϲǤ

ĤΥɤŤʸˤϡ줾ʬǤäȰŪ
ȤѸ줬ȤƤޤ

  ơ֥(table)ط(relation)饹(class)
  (row)쥳(record)åץ(tuple)
  (column)ե(field)°(attribute)
  (retrieve)(select)
  ִ(replace)(update)
  ɲ(append)(insert)
  OID, Ϣ(serial value)
  ݡ(portal), (cursor)
  ΰѿ(range variable)ơ֥̾(table name)ơ֥̾(table alias)

Ūʥǡ١ѸΥꥹȤϡhttp://hea-www.harvard.edu/MST/simul/
software/docs/pkgs/pgsql/glossary/glossary.html ǸĤޤ

4.18) 顼å "ERROR: Memory exhausted in AllocSetAlloc()"ФΤϤ
Ǥ

餯ƥβۥ꡼ƻȤ̤ƤޤäƤǽ뤫
ͥ뤬꥽ˤĤƤͤ㤹ǽޤ postmaster
ưˤƤߤƲ

d1301 34
a1334 31
ˤäơɤ餫ҤȤĤǤ礦ϥץΥǡ
¤⤯ꤷ֤䤤碌뤹褦ˤʤǤ礦
ޥɤϸԤΥץȡΥޥɤ餻˺ƤΥ֥ץ
ˤĤŬѤޤХåɤȤƤ¿Υǡ֤SQL 饤
Ȥ꤬³ƤΤǤС饤Ȥ򳫻ϤˤƤߤ


4.19) ɤΥС PostgreSQL 餻Ƥ뤫Ĵ٤ˤϤɤޤ

psql  SELECT version(); 򥿥פޤ

4.20) 顼֥Ȥinvalid large obj descriptor ޤ
ʤǤ礦

顼֥򤹤ȤϡBEGIN WORKCOMMITդɬפ
ޤʤlo_open ... lo_closeϤ߹ߤޤ

ߤϡPostgreSQLΥȥ󥶥ΥߥåȻ˥顼֥ȡϥ
Ĥ뤳Ȥˤꡢlo_openޥɤλľ˶Ū˥롼¹Ԥޤ
Τᡢǽ˥ϥɥФƲ򤷤褦Ȥȡinvalid large obj
descriptor(顼֥ȤεһҤ)Ȥʤޤǡ⤷ȥ
ȤΤ˺ȡʾʤȤۤȤɤλ֡ƯƤɤ
顼åФΤǤ

⤷ODBCΤ褦ʥ饤ȥ󥿡ե򤪻Ȥʤ顢auto-commit off
ꤹɬפ뤫⤷ޤ

4.21) ߤλ郎ǥեȤȤʤ褦ʥϤɤΤ褦ˤĤޤ

CURRENT_TIMESTAMPȤޤ:

d1337 9
a1345 7
4.22) ʤINȤ䤤碌ȤƤ٤ΤǤ

7.4 ΥСǤϡ䤤碌ϡ䤤碌η̤䤤碌
γƥˤĤƽ缡뤳Ȥˤäơ䤤碌˷礵롣
䤤碌鷺ʥ֤䤤碌Υ֤ϡIN
ǤᤤǤ¾䤤碌®ˤϡINEXISTSִޤ:

d1350 1
a1350 2
֤ơ

d1355 11
a1365 10
Ȥޤ줬üᤤǤsubcolϺդǤ٤Ǥ

С7.4ʹߤǤϡINϡ̾䤤碌Ʊͤ줿祤εѤ
ºݤ˻ȤEXISTSȤȤ򹥤ߤޤ

4.23) (outer join)ϤɤΤ褦˼¸ޤ?

PostgreSQL  SQL ɸ๽ʸȤ(祤)򥵥ݡȤޤ
 2Ĥ꤬ޤ

d1369 1
a1369 2
뤤

d1373 11
a1383 9
ξħŪ䤤碌Ǥ t1.col  t2.col ȷ礷ơt1 η礵ʤ
(t2 Ȱפʤä)֤ƤޤRIGHT  t2 η礵ʤ
äǤ礦FULL ϡפ t1  t2 Ϸ礵ʤ
ä֤Ǥ礦OUTER Ȥդϥץ LEFT, RIGHT, ޤ FULL
ʤɤηꤵƤޤ̾INNERȸƤФޤΥ꡼
Ǥϳ(outer join)UNION  NOT IN Ȥäƥߥ졼ȤǤޤȤ
Сtab1  tab2 礹Ȥϡ䤤碌ĤΥơ֥礷


d1393 47
a1439 38
4.24) ʣΥǡ١Ȥ䤤碌ϤɤΤ褦ˤФǤޤ

ԤΥǡ١ʳؤ䤤碌ˡϤޤ󡣤ȤΤPostgreSQL
١ͤΥƥ५ɤ߹िǡˤϡȤΤդ
ˤǡ١ۤ䤤碌򤹤뤹٤ޤ

contrib/dblink ϥǡ١(cross-database)䤤碌ؿƽФˤ
ޤ󡢥饤ȤƱ³̤Υǡ١ؤĥʤƤϤ
餺̤򥯥饤¦ǥޡʤƤϤʤޤ

4.25) ؿʣΥޤϥ֤ˤϤɤޤ

7.3Ǥϴؿ顢ʣΥʣñ֤ޤ http://
techdocs.postgresql.org/guides/SetReturningFunctions

4.26)ʤPL/PgSQL ؿ椫ơ֥μ¤ create/drop 뤳ȤǤ
ʤΤǤ礦

PL/PgSQL ϴؿƤ򥭥å夷ԹѤΤᡢ⤷ PL/PgSQL ؿ
ơ֥˥ȡΥơ֥ϤȤǥɥåפƺޤ
ؿƤӸƤӽФȡå夵Ƥ뤽δؿƤϤޤŤ
ơ֥ȤƻؤƤ뤫Ǥϡ PL/PgSQL  EXECUTE 
ơ֥륢Τ˻ȤȤǤǡ䤤碌ѡľ
ȤˤʤǤ礦

4.27) ɤΤ褦ʰŹ沽ץѤǤޤ?

  contrib/pgcryptoˤSQL䤤碌ǻȤΰŹ沽ޤߤޤ
  饤ȤȥФȤδ֤Ź沽ˤϡФǤpostgresql.conf
    sslץtrue ꤷpg_hba.confˤŬѤhost뤤hostssl
    ιԤʤƤϤʤޤ󡣤ơ饤ȤǤsslmodedisableˤƤ
    ʤޤ (PostgreSQLSSL³Τˡstunnel  ssh ɥѡ
    ƥΰŹ沽žȤȤǽǤ뤳Ȥ⵭Ƥޤ)
  С7.3 Ǥϥǡ١桼Υѥɤ¸˼ưŪ˰
    沽ޤΥСǤpostgresql.conf
    PASSWORD_ENCRYPTIONͭˤɬפޤ
  С餻Τ˰Ź沽ե륷ƥȤȤǤޤ

d1443 1
a1443 1
    Jan Wieckˤ륫ɲǽʥޥ졼ַΥץꥱ Slony-I 
d1456 37
a1492 34

 

                        PostgreSQLγĥˤĤƤμ                         
                                                                               
5.1) ʬǽ񤤤桼ؿ psql Ǽ¹ԤȥפƤޤ
ϤʤǤ

Ͽȹͤޤޤǽˡ桼ؿñȤΥƥȥ
ˤƻƤߤƲ

5.2) PostgreSQL Ѥ˽񤤤äŨʿؿ󶡤ƥץȤ
׸ΤǤ

ιԤʤäĥpgsql-hackers ᡼󥰡ꥹȤäƤ
ơ椯椯Ϥĥ contrib/ ֥ǥ쥯ȥ뤳ȤˤʤǤ
礦

5.3) ץ֤ CδؿϤɤΤ褦˽񤭤ޤ

С7.3ʹߤPostgreSQLǤϡơ֥֤ؿ C, PL/PgSQL SQL
ˤƴ˥ݡȤޤܤϥץޥɤξ򸫤ƤC
줿ɽ֤ؿ꤬contrib/tablefuncˤޤ

5.4) եѹޤƥѥ뤷ƤѲʤΤϤʤ
Ǥ

Ĥ Makefile 󥯥롼ɡեФŬڤʰ¸طäƤ
make clean 򤷤Ƥ⤦ make ԤʤʤƤϤʤޤ󡣤⤷GCC
򤪻ȤǤ configure  --enable-depend ץȤäơѥ
¸طưŪĴ٤뤳ȤǤޤ

 

d1499 1
a1499 1
  FAQκˤ궨Ϥ򤷤Ƥä(ɾΤάƤޤ):
d1501 1
a1501 1
                 ̭(Minoru TANAKA <Tanaka.Minoru at keiken.co.jp>)
d1508 1
a1508 1
                 Ϻ(Sintaro SAKAI <s_sakai at mxn.mesh.ne.jp>)
d1511 1
a1511 1
                 й(Shigehiro HONDA <fwif0083 at mb.infoweb.ne.jp>)
d1518 2
a1519 2
  Ϥᡢݥȥ쥹˴ؤ˭٤ܸݥȥ쥹᡼󥰥ꥹȡ
ΤääƤ줿 JF(Linux Japanese FAQ Mailing List)ץȡFreeBSD ɥơץȡ
a1528 1

@


1.21.4.1
log
@Here's the patch to fix a lot of markup errors in the HTML FAQs. Doesn't
change content (at least not supposed to).

Magnus Hagander
@
text
@d1 1
d3 17
a19 16
   PostgreSQL(ݥȥ쥹塼)ˤĤƤ褯Ȥβ(FAQ)
                                       
   ʸǽ: Sun Jan 9 14:44:04 EST 2005
   
   ߤΰݻ: Bruce Momjian (pgman@@candle.pha.pa.us)
   Maintainer of Japanese Translation: Jun Kuwamura (juk at
   PostgreSQL.jp)
   
   ʸκǿǤ
   http://www.postgresql.org/files/documentation/faqs/FAQ.html
   Ǹ뤳ȤǤޤ
   
   ץåȥۡͤμˤĤƤ:
   http://www.postgresql.org/docs/faq/
   ˲ޤ
(ʲԤˤ [  ] ȤǰϤǵޤ)
d30 1
a30 1
        ˤĤƤŤ(juk at PostgreSQL.jp)ޤǥ᡼Ǥ󤻲
d34 137
a170 157
     _________________________________________________________________
   
                                Ūʼ
                                      
   1.1) PostgreSQLȤϲǤ ɤߤޤ
   1.2) PostgreSQLϤɤʤäƤޤ
   1.3) PostgreSQLưUnixץåȥۡϡ
   1.4) UnixʳΰܿǤǻȤΤϡ
   1.5) PostgreSQLϤɤǤޤ
   1.6) ݡȤϤɤǼޤ
   1.7) ǿǤϤɤǤ
   1.8) ɤΤ褦ʸ񤬤ޤ
   1.9) ΤΥХ̵̤ǽϤɤäƸĤޤ
   1.10) SQLϤɤгؤ٤ޤ
   1.11) PostgreSQL2000ǯ(Y2K)бƤޤ
   1.12) ȯˤϤɤΤ褦˻äޤ
   1.13) ХݡȤϤɤΤ褦ȯޤ
   1.14) ¾DBMS٤PostgreSQLϤɤʤΤǤ
   1.15) PostgreSQL̤ǱˤϤɤФ褤Ǥ
   
                        桼饤Ȥμ
                                      
   2.1) PostgreSQL  ODBC ɥ饤СϤޤ
   2.2) PostgreSQL  Web
   ڡϢȤˤϤɤʥġ뤬ޤ
   2.3) PostgreSQL ˥ե롦桼󥿡եϤޤ
   2.4) ɤΤ褦ʸ PostgreSQL ̿Ǥ
   
                                μ
                                      
   3.1) ɤΤ褦ˤ /usr/local/pgsql ʳξ˥󥹥ȡǤ
   ޤ
   3.2) postmaster 餻ȡ Bad System Call
   ȤפȤΥåФޤʤǤ
   3.3) postmaster 餻褦Ȥȡ IpcMemoryCreate
   顼ФޤʤǤ
   3.4) postmaster餻褦Ȥȡ IpcSemaphoreCreate
   顼ФޤʤǤ
   3.5) ¾ΥۥȤ³ϤɤΤ褦椷ޤ
   3.6) ɤ
   ǽ뤿ˤϡǡ١󥸥ɤΤ褦ĴɤǤ
   
   3.7) ɤΤ褦ʥǥХǽȤޤ
   3.8) ³褦ȤȤ 'Sorry, too many clients'
   ФΤϤʤǤ
   3.9) pgsql_tmp ǥ쥯ȥˤϲޤ
   3.10)
   PostgreSQLΥ᥸㡼꡼򥢥åץǡȤΤ˥פȥꥹȥ
   ʤƤϤʤʤΤϤʤǤ
   3.11) ϡɥˤϤɤʥԥ塼ȤФ褤Ǥ
   
                                μ
                                      
   4.1) Хʥꡦ̾參Ȥΰ㤤ϲǤ
   4.2) ǽοΤߤ select ˤϤɤޤ ʥ
   4.3) ơ֥䤽¾ξΥꥹȤ psql ǸˤϤɤޤ
   4.4)
   ơ֥뤫饫κ뤤ϡǡѹˤϤɤޤ
   
   4.5) ơ֥롢ǡ١κ祵ϡ
   4.6) Ūʥƥ
   ȥե뤫ǡ¸ˤϡǡ١Υǥ̤Ϥɤ
   餤ɬפǤ
   4.7)
   줿ơ֥롢ǥåǡ١ӡ桼ɤΤ
   ˤƸĤФޤ
   4.8)
   䤤碌٤ǥåȤäƤͻҤޤ󡣤ʤ
   
   4.9)
   䤤碌֥ƥޥɤΤ褦䤤碌ɾ뤫򸫤ˤϤ
   ޤ
   4.10) R-tree ǥåȤϲǤ
   4.11) Ū䤤碌ŬȤϲǤ
   4.12)
   ɽǤθʸȾʸȤ̤ʤɽϤɤΤ褦
   ¸ޤʸȾʸȤ̤ʤΤΥǥåϤ
   Τ褦˻Ȥޤ
   4.13) 䤤碌ǡեɤ NULL
   Ǥ뤳Ȥ򸡽ФˤϤɤޤ
   4.14) ʸΤ줾ΰ㤤ϲǤ
   4.15.1) (serial)ưʬեɤϤɤΤ褦ˤĤޤ
   4.15.2) SERIALǡͤϡɤޤ
   4.15.3) currval() ¾Υ桼Ȥζ֤˴٤뤳ȤϤʤǤ
   4.15.4) ȥ󥶥ǤȤ
   ˤ⤦ɥֹ椬ȤʤΤϤʤǤ󥹡SERI
   AL˶ΤϤʤǤ
   4.16) OID ȤϲǤ TID ȤϲǤ
   4.17) PostgreSQL ǻȤ뤤ĤѸΰ̣ϲǤ
   4.18) 顼å "ERROR: Memory exhausted in
   AllocSetAlloc()"ФΤϤʤǤ
   4.19) ɤΥС PostgreSQL
   餻ƤΤĴ٤ˤϤɤޤ
   4.20) 顼֥Ȥǡinvalid large obj
   descriptorȽФΤϤʤǤ
   4.21)
   ߤλ郎ǥեȤȤʤ褦ʥϤɤΤ褦ˤĤޤ
   4.22) ʤINȤ䤤碌ȤƤ٤ΤǤ
   4.23) (outer join)ϤɤΤ褦˼¸ޤ?
   4.24) ʣΥǡ١Ȥ䤤碌ϤɤΤ褦ˤФǤޤ
   4.25) ؿʣΥޤϥ֤ˤϤɤޤ
   4.26) ʤPL/PgSQL ؿ椫ơ֥μ¤ create/drop
   뤳ȤǤʤΤǤ礦
   4.27) ɤΤ褦ʰŹ沽ץѤǤޤ?
   
                       PostgreSQLγĥˤĤƤμ
                                      
   5.1) ʬǽ񤤤桼ؿ psql
   Ǽ¹ԤȥפƤޤΤϤʤǤ
   5.2) PostgreSQL
   Ѥ˽񤤤äŨʿؿ󶡤ƥץȤ˹׸
   ΤǤ
   5.3) ץ֤ CδؿϤɤΤ褦˽ޤ
   5.4)
   եѹޤƥѥ뤷ƤѲʤΤ
   ʤǤ
     _________________________________________________________________
   
                                Ūʼ
                                      
    1.1) PostgreSQL ȤϲǤ ɤߤޤ
    
   PostgreSQLPost-Gres-Q-L(ݥ - 쥹 - 塼 - )
   ȯޤ
   
   PostgreSQL ϼ DBMS ѤΥץȥפǤä POSTGRES
   ǡ١ƥβǤǤʤΤᡢǤȤɤ
   "Postgres" ȸƤФ뤳ȤޤˡPostgreSQL  POSTGRES
   ζϤʥǡǥ˭
   ٤ʥǡ()ݻʤ顢POSTGRES ǻȤ줿 PostQuel
   䤤碌򡢳ĥ SQL Υ֥åȤ֤
   ƤޤPostgreSQL ̵ǴʥѤǤޤ
   
   PostgreSQL γȯϡPostgreSQL
   ȯ᡼󥰥ꥹȤ˻äƤ볫ȯãΥǤ٤ƹԤʤƤ
   ޤߤκĹ Marc G. Fournier (scrappy@@PostgreSQL.org
   )Ǥ(1.6˻äλޤ)ߡΥब
   PostgreSQL
   ȯΤ٤ƤݤߤƤޤΥϥߥ˥ƥץȤ
   ꡢʤȤˤäƤޤ󡣻äС
   http://www.postgresql.org/files/documentation/faqs/FAQ_DEV.html
   ˤ볫ȯԸFAQ򸫤Ƥ
   
   Postgres95-1.01 濴ŪʳȯԤ Andrew Yu  Jolly Chen
   Ǥ¾ο͡ΥɤΰܿƥȡǥХӡ
   ɤ˻äޤPostgreSQL ɤǤ Postgres
   ϥե˥إС쥤ˤơ Michael Stonebraker
   λشΤȡ¿γ´ܿΥץޤϤˤ
   ޤ
   
   С쥤ˤ뤳ΥեȥΤȤ̾ Postgres
   ǤSQL εǽɲä줿 1995 ǯˤ̾ Postgres95
   ѹ졢1996 ǯνˤ̾ PostgreSQL ѹޤ
   
    1.2) PostgreSQL ϤɤʤäƤޤ
    
   PostgreSQL ϲ˽ޤ
d172 1
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        ʸϱѸǤͤȤơʸʻǺܤޤ
d175 22
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   PostgreSQL Data Base Management System
   
   Portions Copyright (c) 1996-2005, PostgreSQL Global Development Group
   Portions Copyright (c) 1994-6 Regents of the University of California
   
   Permission to use, copy, modify, and distribute this software and its
   documentation for any purpose, without fee, and without a written
   agreement is hereby granted, provided that the above copyright notice
   and this paragraph and the following two paragraphs appear in all
   copies.
   
   IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY
   FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES,
   INCLUDING LOST PROFITS, ARISING OUT OF THE USE OF THIS SOFTWARE AND
   ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF CALIFORNIA HAS BEEN
   ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   
   THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
   INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
   MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE
   PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND THE UNIVERSITY OF
   CALIFORNIA HAS NO OBLIGATIONS TO PROVIDE MAINTENANCE, SUPPORT,
   UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
d203 1
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        Ŭ˴ؤƤϤȤꡢ˸¤餺ʤݾڤ
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        ˴ؤʸϾ嵤αѸˤɽǤܸϤޤ
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   嵤BSD饤󥹤ǸŤץ󥽡Υ饤󥹤Ǥ
   ɤΤ褦˻Ȥ褦Ȥ¤ޤ󡣹ޤȤʤΤǡ桹⤽
    ѤĤϤޤ
   
    1.3) PostgreSQL ưĶϡ
    
   ŪˡǶUnixߴץåȥۡǤPostgreSQLƯ
   ϤǤ꡼λǼºݤ˥ƥȤԤʤäȤ𤬤ʤ줿
   ץåȥۡˤĤƤϥ󥹥ȡ󤷤Ƥޤ
   
    1.4) UnixʳΰܿǤǻȤΤϡ
    
   С8.0ˤʤꡢPostgreSQL ϡWin2000, WinXP, Win2003ʤɤ
   Microsoft Windows
   NT١Υڥ졼ƥ󥰥ƥǥͥƥ֤褦ˤʤޤ
   ѥåˤʤä󥹥ȡ餬http://pgfoundry.org/projects/pginst
   allerǤޤ Windows (Win95, Win98,
   WinMe)ʤɡMSDOS١ΥСǤϡCygwin
   ȤäPostgreSQL餻뤳ȤǤޤ
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   ΥȤ Novell Netware 6 ؤΰܿ⤢ޤ
   http://forge.novell.com ޤOS/2 (eComStation) Сϡ
   http://hobbes.nmsu.edu/cgi-bin/h-search?sh=1&button=Search&key=postgre
   SQL&stype=all&sort=type&dir=%2Fˤޤ
   
    1.5) PostgreSQL ϤɤǤޤ
    
   PostgreSQL 縵 anonymous ftp Ȥ
   ftp://ftp.PostgreSQL.org/pub/ Ǥ
   ߥ顼ȤˤĤƤϡ桹Υᥤ Web ڡ
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    1.6) ݡȤϤɤǼޤ
    
   פʥ᡼󥰡ꥹȤ:
   pgsql-general@@PostgreSQL.orgǤPostgreSQL
   ˴ؤ뤳ȤǤеǤ
   ޤΥꥹȤؤλäϡŻҥ᡼ʸ(Subject
   ԤǤϤޤ)˼ΣԤ񤤤ơ
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   pgsql-general-request@@PostgreSQL.org äƲ
   
   ǤΥ᡼󥰡ꥹȤ⤢ޤΥꥹȤؤλä
   "ʸ"ˡ
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   Ƚ񤤤 pgsql-general-digest-request@@PostgreSQL.org
   Żҥ᡼äƲ
   
   ǤϡᥤꥹȤǼå 30k
   ί˥ǥꥹȤΥСդޤ
   
   ХݡѤΥ᡼󥰥ꥹȤ⤢ޤΥꥹȤؤλä
   "ʸ" ˡ
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   Ƚ񤤤pgsql-bugs-request@@PostgreSQL.org Żҥ᡼äƲ
   
   ȯԤεΤΥ᡼󥰥ꥹȤѤǤ
   ޤΥꥹȤؤλäŻҥ᡼ʸˡ
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   Ƚ񤤤ơpgsql-hackers-request@@PostgreSQL.orgŻҥ᡼äƲ
   
   
   PostgreSQL ˤĤƤäȾܤΤꤿС PostgreSQL
   WWWۡڡ餿ɤޤ
   
     http://www.PostgreSQL.org
     
   ᥸㡼IRC ͥϡFreenode (irc.freenode.net) #PostgreSQL
   ȤͥǤ UNIX ޥɤǡ irc -c '#PostgreSQL' "$USER"
   irc.freenode.net. ȤäƻäǤޤ
   ƱͥåȥˡڥΥͥ(#postgresql-es)⤢
   ꡢե󥹸Υͥ(#postgresqlfr)⤢ޤ
   EFNetˤPostgreSQLͥ뤬ޤ
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        JPUG ȿǡPostgreSQLѤã߶ϤξȤʤäƤޤ
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   ѥݡȲҤΥꥹȤhttp://techdocs.postgresql.org/companies.php
   ˤޤ
   
    1.7) ǿǤϤɤǤ
    
   PostgreSQL κǿǤϥС 7.4.6 Ǥ
   
   桹ϡ68˥᥸㡼꡼ԤʤȤײ褷Ƥޤ
   
    1.8) ɤΤ褦ʸ񤬤ޤ
    
   դˡĤΥޥ˥奢ȥ饤󡦥ޥ˥奢(ޥ˥奢롦
   ڡ)ӤĤξʥƥ꤬ޤޤޤ/doc
   ǥ쥯ȥޤޥ˥奢ϡhttp://www.ca.PostgreSQL
   .org/docs/ǥ饤ǤǤޤ
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   饤ǻȤǤ PostgreSQL
   ܤ2ޤhttp://www.PostgreSQL.org/docs/awbook.html
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   ӡ http://www.commandprompt.com/ppbook/ Ǥ
   ǽʽҤϿϡhttp://techdocs.PostgreSQL.org/techdocs/bookre
   views.php ˤޤ PostgreSQL Ѿ
   ⡢http://techdocs.PostgreSQL.org/ ˤޤ
   
   [:
   ʸϡܥݥȥ쥹桼http://www.postgresql.jp/docum
   ent/ 򤴤󲼤 ]
   
   ޥɥ饤Υ饤ȥץpsql
   ⡢黻ҡؿ󡢤¾ξ򤪸롢Ĥ
    \d ޥɤޤ - \?
   ȤѲǽʥޥɤɽޤ
   
   桹 Web Ȥˤϡäʸ񤬤ޤ
   
    1.9) ΤΥХ̵̤ǽϤɤäƸĤޤ
    
   PostgreSQLϳĥ줿SQL-92Υ֥åȤ򥵥ݡȤޤ
   桹Υڡ TODO ꥹȤˡΤΥХǽ侭
   ײˤĤƤεҤޤ
   
  1.10) SQL Ϥɤгؤ٤ޤ
  
   http://www.PostgreSQL.org/docs/awbook.html ˤPostgreSQLܤ SQL
   򶵤Ƥޤ
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   ¾ˤ PostgreSQLܤȤơhttp://www.commandprompt.com/ppbook
   ޤ
   餷ϡhttp://www.intermedia.net/support/sql/sqltut.shtm,
   http://ourworld.compuserve.com/homepages/graeme_birchall/HTM_COOK.HTM,
   ơhttp://sqlcourse.com ˤޤ
   
   ¾Ǥϡ "Teach Yourself SQL in 21 Days, Second Edition" 
   http://members.tripod.com/er4ebus/sql/index.htmˤޤ
   
   ¿Υ桼ˡ The Practical SQL Handbook, Bowman Judith S. et al.,
   Addison-Wesley ɾǤ ¾ˡThe Complete Reference SQL,
   Groff et al., McGraw-Hill Τ褦ʤΤ⤢ޤ
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        Ǥϥ饤ޥ˥奢θǤޤ
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        ⥪饤ɤळȤǤޤ
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    1.11) PostgreSQL2000ǯ(Y2K)бƤޤ
    
   бƤޤ2000ǯդ⡢2000ǯդ⡢
   ñ˰ޤ
   
    1.12) ȯˤϤɤΤ褦˻äޤ
    
   ޤǽ()ˡǿΥɤ桹 Web
   Ȥۤ˴ޤޤƤPostgreSQL Developersʸɤߤޤ
   ܤˡpgsql-hackers  pgsql-patches
   ᡼󥰡ꥹȤ(subscribe)ޤ
   ܤˡʼΥѥåpgsql-patchesȯޤ
   
   褽ͤäȤοãPostgreSQL
   CVS֤˥ߥåȤ븢¤äƤޤ
   Τ줾οãιʼʥѥåȯΤǡߥߥå
   ȤʤäƤãϤɤդΤѤǤ桹餬ߥåȤ
   ѥåϹʼǤȳοƤޤ
   
    1.13) ХݡȤϤɤΤ褦ȯޤ
    
   http://www.postgresql.org/support/submitbug PostgreSQL
   ХեˬƲ
   ХݡȤФˤĤƤμȻؿˤޤ
   
   Ʊ ftp 
   ftp://ftp.PostgreSQL.org/pub/ǡäȿС PostgreSQL
   뤤ϥѥå򤵤ƤߤƲ
   
    1.14) ¾DBMS٤PostgreSQLϤɤʤΤǤ
    
   եȥפˡˤϤĤޤǽǽȿ
   ȥݡȤȲʤǤ
   
   ǽ(Features)
          PostgreSQLϡȥ󥶥䤤碌ȥꥬӥ塼
          
          ȡӡ줿åʤɡ絬ϾDBMSĵ
          ۤȤɻäƤޤ
          PostgreSQLϡ桼Ѿ롼롢줫顢å
          ̾ޥСƱ
          ʤɡDBMS碌ʤ褦ʵǽ򤤤Ĥ
          Ƥޤ
          
   ǽ(Performance)
          PostgreSQL¾ξѤ뤤ϥץ󥽡Υǡ١ȸ߳Ѥ
          
          ǽޤ̤ǤϤᤫäꡢ̤ۤǤϤ٤ä
          ꤷޤMySQLʤɤòǡ١ƥˤ٤ơP
          ostgreSQL ʣ桼ʣ䤤碌ޤ read/write
          䤤碌Υɤ®ǤMySQLϾʤ桼Ǥñ
          SELECT 䤤碌ǤϹ®ǤMySQLˤϾ嵭
          Features˼褦ʵǽϤۤȤɤޤ󡣲桹ϡPos
          tgreSQL˽ȵǽȤ߹ߤʤ⡢䤨
          ǽβ³Ƥޤ
          
   (Reliability)
          桹ϡDBMSο
          ⤯ʤƤϤβ̵ͤȤ򤷤ƤޤʬƥȤơ
          ꤷɤХǾˤƤ꡼褦ؤƤ
          줾Υ꡼ϾʤȤ1ʾΥ١ƥȤ
          ʤޤǤΥ꡼򤬡ǤȤưꤷǤʥ
          ꡼Ǥ뤳ȤʪäƤޤʬǤϡ¾Υǡ١
          ٤Ƥ½ʤȤ˼äƤޤ
          
   ݡ(Support)
          桹Υ᡼󥰥ꥹȤϡ뤤ʤˤĤƤؤ
          μ򤷤Ƥ롢ȯԤ桼礭
          ʽޤؤ󶡤Ƥޤ桹βݾڤ뤳
          ȤϤǤ
          ޤ󤬡ѥǡ١ǤäƤ˲褵櫓ǤϤ
          ޤ󡣳ȯԤ䡢桼ߥ˥ƥޥ˥奢ࡢˡ
          ɤʤɤľܥǤ
          뤳ȤˤäơPostgreSQLΥݡȤϡ¾DBMSݡȤ
          줿ΤȤʤäƤޤ˾ơξѥݡȤ
          ɤ⤢ޤFAQ1.6ˡ
          
   (Price)
          PostgreSQLѤϡѤǤѤǤ⡢٤̵Ǥ嵭
          ˼ƤBSDλѵ˳ʤ¤ꡢPostgreSQLΥ
          ɤ̵ǾʤȤ߹ळȤǤޤ
          
    1.15) PostgreSQL̤ǱˤϤɤФ褤Ǥ
    
   PostgreSQLϡ桹Ϥ᤿ 1996ǯ衢ǹ⥯饹ξפäƤ
   ޤϤ٤ơMarc
   FournieΤǡϤδפϤФǯˤ錄äƴ
   Ƥޤ
   
   ɤפϡץ󥽡ץȤˤȤäƤϤȤƤڤʤ
   ǡץȤʤ򼺤äʬΤ򤷤ޤ
   
   󡢤δפϰ¤ΤǤϤޤ󡣰ݻ³뤿ˤ
   뤤ϰŪ˷񤬤ޤ⤷ʤ䤢ʤβҤˡ
   ϤΤλαܤȤǤ
   褦Ǥ顢http://store.pgsql.com/shopping/դ򤪴ꤤޤ
   
   
   ޤWebڡˤ PostgreSQL,Inc Ȥޤ
   "׸(contributions)"Ȥܤϡ PostgreSQL
   ץȤٱ礹Τǡ褷βҤΤλǤϤ
   ޤ󡣤⤷ڼ(check)Թ褱Ϣνؤ겼
   
   
   ˡPostgreSQLȤä򤪻ǤСҡ
   Ҳꥹ pgsql-advocacy@@postgresql.org ؤ꤯
     _________________________________________________________________
   
                        桼饤Ȥμ
                                      
    2.1) PostgreSQL Τ ODBC ɥ饤СϤޤ
    
   PsqlODBC  OpenLink ODBC Ĥ ODBC ɥ饤СѲǽǤ
   
   PsqlODBC ϼξ꤫ɤǤޤ
   http://gborg.postgresql.org/project/psqlodbc/projdisplay.php
   
   OpenLink ODBC  http://www.openlinksw.com/ǤޤɸŪ
   ODBC
   饤ȡեȥǻȤޤΤǡٱ礷Ƥ뤹٤ƤΥץå
   ۡ(Win, Mac, Unix, VMS) PostgreSQL  ODBC ѤǤޤ
   
   ֤ϡʼΥݡȤɬפʿ͡äƤȻפޤ
   ե꡼ǤϤĤǤǽΤ褦Ǥϡpostgres95@@openlin
   k.co.uk äƲ
   
   Programmer's Guide  ODBC ξϤ⤴
   
    2.2) PostgreSQL  Web ڡϢȤˤϤɤʥġ뤬ޤ
    
   ǡ١΢˻ Web ڡˤĤƤ餷Ҳ𤬡
   http://www.webreview.comˤޤ
   
   Web ؤγĥΤˤϡPHP
   ۤ󥿡եȤʤäƤޤhttp://www.php.net/ˤޤ
   
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          PHP˴ؤܸξϡ2000ǯ419ȯ¤PHP桼Υ
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   ʣʾ硢¿οͤ Perl 󥿡ե CGI.pm 
   mod_perl Ȥޤ
d552 29
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    2.3) PostgreSQL ˥ե롦桼󥿡եϤޤ
    
   PostgreSQL
   ؤΥե륤󥿡եĤޤ PgAccess
   http://www.pgaccess.org ޤޤޤ PgAdmin III
   (http://www.pgadmin.org)⤢ޤ RHDB Admin
   (http://sources.redhat.com/rhdb/ )TORA
   (http://www.globecom.net/tora/ (ʬŪ˾)) ӡ Rekall (
   http://www.thekompany.com/products/rekall/, proprietary)⤢ 
   PhpPgAdmin ( http://phppgadmin.sourceforge.net/ )
   PostgreSQLؤWeb١ 󥿡ե󶡤ޤ
   
   ܺ٤ʥꥹȤˤĤƤϡhttp://techdocs.postgresql.org/guides/GUIT
   ools 
   
    2.4) ɤΤ褦ʸ PostgreSQL ̿Ǥ
    
   ͵ΤۤȤɤθPostgreSQLؤΥ󥿡եäƤޤ
   
   ʤȤץߥ󥰸γĥ⥸塼ΥꥹȤƤߤƤ
   
   
   ʲΥ󥿡եPostgreSQLۤ˴ޤޤƤޤ
     * C (libpq)
     * C (ecpg)
     * Java (jdbc)
     * Python (PyGreSQL)
     * TCL (libpgtcl)
       
   ¾Ѳǽʥ󥿡ե http://gborg.postgresql.org
   Drivers/InterfacesΥˤޤ
d585 99
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     _________________________________________________________________
   
                                μ
                                      
    3.1) ɤΤ褦ˤ /usr/local/pgsql ʳξ˥󥹥ȡǤޤ
    
   ñˡϡ configure 餻Ȥ --prefix
   ץꤹ뤳ȤǤ
   
    3.2) postmaster 餻ȡBad System Call
    ȤפȤΥåФޤʤǤ
    
   ޤޤ꤬ͤޤޤǽˤʤΥͥ System V
   IPC γĥ󥹥ȡ뤵Ƥ뤫ǧƸƤPostgreSQL
   ϥͥˤ붦ͥ꡼ȥޥեΥݡȤɬפȤޤ
   
    3.3) postmaster 餻褦ȤȡIpcMemoryCreate
    顼ФޤʤǤ
    
   ͥ뤬ͭ
   ꡼ˤʤäƤʤäǤʤСͥФƻ
   붦ͥ꡼礤礤ꤹɬפޤŪ礭
   ϡȤäƤ륢ƥpostmaster 餻Ȥ
   ꤹХåեοȥХåɥץ˰¸ޤۤȤɤΥ
   ƥǤϡͤΥХåեΤޤޤǡʤȤ1MBɬפǤ
    PostgreSQL Administrator's Guide/Server Run-time
   Environment/Managing Kernel Resources ˶ͭ
   ꡼ȥޥեˤĤƤξξܺ٤ޤΤǤ
   
    3.4) postmaster餻褦ȤȡIpcSemaphoreCreate
    顼ФޤʤǤ
    
   ⤷顼åIpcSemaphoreCreate: semget failed (No space left
   on
   device)ǤСͥ뤬ʬʥޥեȤ褦˹Ƥޤ
   PostgresŪʥХåɥץ˰ĤΥޥեɬפȤ
   ޤȤꤢβpostmasterưȤ
   ˡХåɥץο꾯ʤ¤򤹤뤳ȤǤͤ32
   꾮ʿΥѥ᡼-NǻȤޤ깱Ūʲϡͥ
   SEMMNS  SEMMNI ѥ᡼䤹ȤǤ
   
   ǽΥޥե٤ʥǡ١δ֤˥å
   ǽޤ
   
   ⤷顼åʤˤ¾ΤΤǤСͥιǤޤä
   ޥեΥݡȤ򤷤Ƥʤ⤷ޤ PostgreSQL
   Administrator's Guide ˶ͭ
   ꡼ȥޥեˤĤƤξξܺ٤ޤ
   
    3.5) ¾ΥۥȤ³ϤɤΤ褦椷ޤ
    
   ͤǤϡPostgreSQL  Unix
   ɥᥤ󥽥åȡޤϡTCP/IP³Υޥ󤫤³
   ޤpostgresql.conf  listen_addresses
   ġ$PGDATA/pg_hba.conf
   եŬڤľơۥȼƳǧڤͭ
   ˤʤϡ¾Υޥ󤫤³ǤʤǤ礦
   
    3.6) ɤ
    ǽ뤿ˤϡǡ١󥸥ɤΤ褦ĴɤǤ
    
   Τ˥ǥå䤤碌®٤ޤEXPLAIN
   ANALYZEޥɤ PostgreSQL
   ɤΤ褦ˤʤ䤤碌Ƥ뤫򸫤뤳ȤǤ
   ơɤΥǥåȤƤ뤫򸫤뤳ȤǤޤ
   
   ⤷ INSERT ¿ѤƤϡCOPY ޥɤȤä礭
   ʥХåǤԤʤȤƤƲϡINSERT
   ̡˹Ԥʤäȹ®ǤˡBEGIN WORK/COMMIT
   Υȥ󥶥󡦥֥å̵ʸϡ鼫Ȥ줾Υȥ
   󥶥äƤȸʤޤĤʸĤΥȥ󥶥
   󡦥֥åǹԤʤȤͤƲˤȥ󥶥
   ΥСإåɤޤޤ礭
   ʥǡѹԤʤݤϥǥåٳơľȤͤ
   ƤߤƲ
   
   Administration Guide/Server Run-time Environment/Run-time
   Configurationˤϡ
   塼˥󥰤Υץ󤬤Ĥޤfsyncץfsync()
   ̵ˤ뤳ȤǤޤˤäơƥȥ󥶥
   fsync() ǥǥ򹹿Τߤᤵޤ
   
   shared_buffersץȤäƥХåɡץˤȤ붦
   ͥ꡼Хåե礤뤳ȤǤ
   ޤ⤷Υѥ᡼⤯ȡͥζͭ
   ꡼֤ͤۤƤޤ postmaster
   ʤʤǤ礦ͤǤϡ줾ΥХåե礤 8K
   ǡХåե 1000 Ǥ
   
   sort_mem (PostgreSQL 8.0:
   work_mem)ץȤäơ줾ΥХåɡץŪ
   ¤ؤˤäƻȤ꡼κ祵䤹ȤǤޤ
   ͤ 1024 (ʤ1MB)Ǥ
   
   ޤCLUSTER
   ޥɤȤäơơ֥Υǡ򥤥ǥå˹碌뤿˥롼
   ײ뤳ȤǤޤܤϡ饤ޥ˥奢 CLUSTER
   򸫤Ʋ
   
    3.7) ɤΤ褦ʥǥХǽȤޤ
    
   PostgreSQL
   ϡǥХΤ˰̣Τ롢־𤹤뤤Ĥεǽ
   
   
   ޤ--enable-cassert ץ configure
   餻ޤƥѥ뤹뤳Ȥˤꡢ assert()
   ХåɤοĽƻ뤷ͽ̤Ȥ
   ȥץߤ褦ˤʤޤ
   
   postmaster  postgres
   ξǤĤΥǥХץѤǤޤޤΤ褦
   postmaster ưȤ
   ϤĤǤ⡢ɸϤȥ顼Ϥե褦ˤƤ뤳
   ȤΤƲ
d687 68
a754 71
   ˤ PostgreSQL κǾΥǥ쥯ȥ server.log
   ե뤬֤ޤΥեϥС䥨顼ˤ
   ѤʾޤߤޤPostmaster Ϲ˾ܺ٤ʾ𤹤뤿
   -d ץޤ -d
   ץϡǥХ٥ꤷޤ⤤ǥХ٥Ǥϡ礭
   ʥե뤳ȤդʤƤϤʤޤ
   
   ⤷postmasteräƤʤСpostgresХåɤ򥳥ޥɥ饤
   󤫤餻뤳ȤǤľSQLʸ򥿥פ뤳ȤǤ
   ޤΤ꤫ϡǥХŪΤȤ
   ᤷޤߥǤϤʤԤ䤤碌νˤʤ뤳
   դƤ⤷ǥХܥƥѥ뤷ƤС
   ǥХåȤäƲƤ뤫򸫤뤳ȤǤޤpostmaster
   Хåɤ򳫻Ϥ櫓ǤϤʤΤǡΩʴĶ
   äƤΤǤϤʤåХåɤȤä꤬ʣ뤳
   Ϥޤ
   
   ⤷postmasteräƤС륦ɥpsql򳫻ϤȡSELE
   CT pg_backend_pid()Ȥäơpsql ǻȤ postgres
   ץPIDĤޤ
   ǥХåȤäpostgresPID˥å(attach)ޤǥХå椫
   ֥졼ݥȤ򥻥åȤpsql
   䤤碌ȯԤޤǥХΤpostgresưϡPG
   OPTIONS="-W n" Ǥ줫顢psql 򳫻Ϥޤˤꡢn
   óϤ٤餻ϤʤΤǡǥХåǥץ˥åơ֥졼
   ݥȤꤷϤɤäƸƤ椯ȤǤޤ
   
   Ĥlog_*йѿϡǥХå
   ǽ¬ˤȤƤΩĥץפΰǽˤޤ
   
   ȤؿɤΤ餤¹Ի֤򿩤äƤ뤫򸫤뤿ˡץե
   󥰡ʥץեդ
   ˤǥѥ뤹뤳ȤǽǤΥХåɤΥץե롦ե
    pgsql/data/base/dbname
   ǥ쥯ȥ˳ǼǤ礦饤ȤΥץեϥ饤
   Ȥθԥǥ쥯ȥ֤Ǥ礦Linux
   ǤޤȤʥץե󥰤Ԥˤ -DLINUX_PROFILE
   ǥѥ뤹ɬפޤ
   
    3.8) ³褦ȤȤ 'Sorry, too many clients' ФΤϤʤǤ
    
   postmasterƱưǤ
   ХåɥץФ¿䤹ɬפޤ
   
   κץ32ץǤ-NŬڤͤˤpostmaster
   Ƶư뤫PostgreSQL.conf
   뤳Ȥˤäơͤ䤹ȤǤޤ
   
   ⤷-N  32礤ΤǤС-B64礭
   ͤäʤƤϤʤʤ-B ϾʤȤ -N
   2ܤϤʤƤϤʤ餺餯ǹǽ˾ʤФ礭
   ͤɬפʤϤǤХåɥץ򤿤ˤȡ
   Unixͥ빽ѥ᡼䤹Ȥɬפˤʤ뤫⤷ޤ
   ͥ꡼֥åκ(SHMMAX)
   ޥեκ(SEMMNSSEMMNI) ץκ(NPROC)
   桼κץ(MAXUPRC)
   եκ(NFILENINODE) ǧ˴ޤޤޤ
   PostgreSQL˵ХåɤΥץ¤ƤΤϡ
   ƥΥ꥽Ȥ̤ƤޤȤ򤱤뤿Ǥ
   
    3.9) pgsql_tmp ǥ쥯ȥˤϲޤ
    
   䤤碌¹ԥ⥸塼ˤä줿Ūʥե뤬Υǥ
   쥯ȥ˴ޤޤޤ㤨С⤷ ORDER BY
   ˥Хåɤ -S ѥ᡼ǵĤͤ礭
   ʥڡȤκݤɬפȤȡ줿ǡݻ뤿˰
   Ūʥե뤬Ĥޤ
   
   ŪʥեϼưŪ˾äϤǤ⤷Ȥ
   Хåɤå夷ƤޤȤϤʤޤpostmaster
   ȥꥹȤǤΥեϥǥ쥯ȥ꤫äޤ
d756 6
a761 6
         SYSLOGD ͳǥϤˤϡޤconfigure  --enable-syslog
        դ餻塢ѥȥ󥹥ȡԤʤޤ
         ˡsyslog.conf  local?.*  ꤷ(Ķѿѹǽ)
        syslogd  HUP ʥäƽƤޤơ
        $PGDATA/pg_options  syslog=2 äơ postmaster  -S
        ץդˤƥХ⡼ɤǵưޤ(С 7.1 
d765 46
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    3.10)
    PostgreSQLΥ᥸㡼꡼򥢥åץǡȤΤ˥פȥꥹȥ򤷤ʤ
    ƤϤʤʤΤϤʤǤ
    
   PostgreSQLϥޥʡ꡼ǤϾѹԤʤޤΤǡ
   7.2  7.2.1
   ؤΥåץ졼ɤˤϥפȥꥹȥɬפϤޤ󡣤᥸
   㡼꡼(ȤС7.27.3ؤΤ褦)Ǥϡƥơ֥
   եեޥåȤѹ򤷤ФйԤʤޤѹ
   ϤƤʣǡΤ桹ϥǡեΤθߴ
   ݻ뤳ȤǤ
   ޤ󡣥פѥեޥåȤǥǡϤ򿷤ե
   ޥåȤɤ߹ळȤǤޤ
   
   ǥǤΥեޥåȤѹΤʤƱ꡼Ǥϡåץ졼
   ϡסꥹȥǤϤʤpg_upgrade ץȤȤȤǤ
   ޤ꡼ΡȤˤϡpg_upgrade Ѳǽʥ꡼ɤ
   Ƥޤ
   
    3.11) ϡɥˤϤɤʥԥ塼ȤФ褤Ǥ
    
   PCϡɥϤۤȤɸߴ
   ޤΤǡۤȤɤοͤϡ٤ƤPCϡɥƱʼȻ
   ෹ޤϴְ㤤ǤECC
   RAMSCSIӡʼޥܡɤϡ¤ϡɥ٤ȡ
   꿮⤯ǽɤΤǤPostgreSQL
   ϤۤȤɤΥϡɥǲƯޤ
   ǽפʾϡϡɥΥץ򸦵椹뤳Ȥ
   Ǥ᡼󥰥ꥹȤǤϡɥץȥȥ졼ɥդˤĤ
   Ƶ뤳ȤǤޤ
     _________________________________________________________________
   
                                μ
                                      
    4.1) Хʥꡦ̾參Ȥθ̩ʰ㤤ϲǤ
    
   ܽҤϡ饤ޥ˥奢 DECLARE 򸫤Ʋ
   
    4.2) ǽοΤߤ SELECTˤϤɤޤʥ
    
   饤ޥ˥奢FETCH򸫤Ƥ뤤ϡSELECT ...
   LIMIT....ȤäƤߤƲ
   
   ȤߤΤϺǽοǤ⡢٤Ƥ䤤碌ɾʤ
   ƤϤʤʤ⤷ޤORDER BY
   ä䤤碌ȤȤͤƤߤƲ ⤷ORDER
   BY˹äǥåȤ
   PostgreSQL׵ᤵ줿ǽοɾǤ
   뤫⤷ޤ󤬡ǤʤСPostgreSQL
   ϰտޤޤǤ٤ƤΥɾʤФʤʤ
   ޤ
   
   ʥSELECTˤϡʸȤޤ
d816 16
a831 19
    4.3) ơ֥䤽¾ξΥꥹȤ psql ǸˤϤɤޤ
    
   psqlǡ \dt ޥɤȤäƥơ֥򸫤ޤpsql
   ΥޥɤδʥꥹȤˤ \?
   Ȥޤ뤤ϡpsqlΥɤpgsql/src/bin/psql/describe.
   cե򸫤뤳ȤǤ
   ơˤpsqlΥХåå女ޥɤνϤSQLޥ
   ɤޤޤƤޤޤpsql -E
   ץȰ˳Ϥȡ¹Ԥޥɤ¹Ԥ뤿˻Ȥ
   碌Ϥ褦ˤʤޤPostgreSQLϤޤSQLiб
   INFORMATION SCHEMA
   󥿡եѰդƤơǡ١ˤĤƤξ뤿
   䤤碌ȤȤǤޤ
   
    4.4)
    ơ֥뤫饫κ뤤ϡǡѹˤϤɤޤ
    
   DROP COLUMNǽALTER TABLE DROP COLUMN Ȥƥ꡼7.3
   ˲äޤޤǤΥСǤϡˤޤ:
d841 2
a842 1
   ΥǡפϼʸѤޤ
d849 7
a855 7
   ԤʤäȤ
   ϡä줿ԤȤäƤǥ֤뤿VACUUM FULL
   tab򤷤ۤɤ⤷ޤ
   
    4.5) ơ֥롢ǡ١κ祵ϡ
    
   ¤ϰʲΤȤǤ
d864 22
a885 24
   󡢤ϼºݤ̵¤ǤϤʤǥ̤ȥ꡼䥹
   ץڡ礤ˤ¤ޤǽϤͤȤΤۤ礭
   ʻޤ
   
   ơ֥륵32TBϥڥ졼ƥ󥰥ƥˤե
   ݡȤɬפȤޤ󡣵ʥơ֥ʣ1GBΥեʬ
   ¸ޤΤǡե륷ƥ¤ϽפǤϤޤ
   
   ǥեȤΥ֥å32kˤ뤳Ȥǡơ֥륵Ⱥ
   Ȥܤˤ뤳ȤǤޤ
   
    4.6) Ūʥƥ
    ȥե뤫ǡ¸ˤϡǡ١Υǥ̤ϤɤΤ
    ɬפǤ
    
   ̤Υƥȥե PostgreSQL
   Υǡ١¸ˤϡ5ܤΥǥ̤ɬפȤޤ
   
   
   ȤơƹԤȥƥȵҤ 100,000ԤΥեͤ
   Ƥߤޤ礦ƥ
   ȤʸʿĹ20ХȤȲꤹȡեå ե礭
   2.8MB ǤΥǡޤ PostgreSQL ǡ١
   ե礤ϼΤ褦6.4MBȸѤ뤳ȤǤޤ
d887 1
a887 1
    24 bytes: (int)եɤȥƥ(text)ե
d901 7
d909 36
a944 1
  735 database pages * 8192 bytes per page  =  6,021,120 bytes (6 MB)
a945 52
   ǥåϡۤɤΥХإåɤ׵ᤷޤ󤬡ǥå
   ǡޤʾ塢ʤ礤ʤޤ
   
   NULLϥӥåȥޥåפȤ¸Ƥơ餬鷺˥ڡȤ
   ޤ
   
    4.7)
    줿ơ֥롢ǥåǡ١ӡ桼ɤΤ褦ˤ
    ƸĤФޤ
    
   psql
   ˤϤʥХåå塦ޥɤꡢɽ
   Хåå塦ޥɤμ򸫤ˤ \?
   ȤäƲޤpg_ ǻϤޤ륷ƥơ֥ˤ⵭
   ҤƤޤˡpsql -l
   Ϥ٤ƤΥǡ١ꥹɽޤ
   
   ޤpgsql/src/tutorial/syscat.source
   ե餻ƤߤƲϡ SELECT
   ʸˤɬפʾǡ١Υƥࡦơ֥뤫Ф㼨
   Ƥޤ
   
    4.8)
    䤤碌٤ǥåȤäƤͻҤޤ󡣤ʤǤ
    
    
   ǥåϼưŪˤ٤Ƥ䤤碌ǻȤ櫓ǤϤޤ
   ơ ֥뤬Ǿ礭
   䤤碌ǤΤ鷺ʥѡơΥ
   򤹤ǥåϻȤޤϥǥå
   ˤ
   굯ʥǥϡơ֥򥹥ȥ졼Ȥɤ
    ٤ʤ뤳Ȥ뤫Ǥ
   
   ǥåȤꤹ뤿ˡPostgreSQL ϥơ֥ˤĤ
   Ƥ׾ʤФʤޤ󡣤׾ϡVACUUM
   ANALYZEޤϡñ ANALYZE ȤäƼ뤳 Ǥ
   ޤ׾Ȥäƥ֥ƥޥϥơ֥ˤ
   ꡢǥåȤ٤ηǤޤ׾ϺŬ
   ʷˡǤ⵮ŤʤΤ⤢ޤ׾μ
    ơ֥Ƥ˷֤ʤ٤Ǥ
   
   ǥåϡ̾ ORDER BY Ԥ
   ˤϻȤޤ󡣽缡
   ³ŪȤϡʥơ֥ Υǥå
   ̤Ϲ®Ǥ
   
   ORDER BYȤ߹蘆줿LIMIT
   ϡơ֥ξʬ֤ˤӤӥǥåȤǤ礦
    ºݡMAX()  MIN()
   ǥåȤʤȤƤ⡢Τ褦ͤ ORDER BY  LIMIT
   ȤäƥǥåȤäƼФȤǽǤ:
d951 15
a965 4
   ⤷ץƥޥְäƥ󥷥륹
   򤷤Ȥ˵ʤСSET enable_seqscan TO
   'off'Ȥäƥǥå
   Ǥޤʤ®ʤäƤ뤫ƥȤ򤷤ƤߤƤ
d967 3
a969 21
   LIKE 뤤 ~ Τ褦ʥ磻ɥɱ黻 Ҥ̤ʴĶ
   ǤȤޤ
     * ʸʸκǽˤޤȤС
          + LIKE ѥ%ǻϤޤʤ
          + ~ (ɽ) ѥ^ǻϤޤʤФʤʤ
     * ʸʸ饹Ϥ뤳ȤϤǤޤ󡣤ȤС[a-e]
     * ILIKE  ~* Τ褦ʸȾʸ̤
       ʤϻȤޤ󡣤ΤꡢFAQ4.12ؿΥ
       ǥåȤޤ
     * initdb ˤƤϡǥեȤC뤬Ȥ
       ƤϤʤޤ󡣤ͳϡCʳǤϼ礭
       ʸΤ뤳 Ǥ
       ʤǤΤ褦ʾ硢LIKEǥ󥰤ˤ
       Ư褦ʡ̤text_pattern_opsǥå
       뤳ȤǤޤ
       
   8.0Υ꡼Ǥϡǥåϡǡ礦ɥǥå
   ΥηȰפʤСȤʤȤФФޤ
   餯int2, int8,  numeric ΥΥǥåǤ
   [ Ū˥ǥåȤˤ SET enable_seqscan = off
   ¹Ԥޤ ]
d971 1
a971 3
    4.9)
    䤤碌֥ƥޥɤΤ褦䤤碌ɾΤ򸫤ˤϤɤ
    ޤ
d973 30
a1002 21
   饤ޥ˥奢 EXPLAIN 򸫤Ʋ
   
  4.10) R-tree ǥåȤϲǤ
  
   R-tree
   ǥå϶Ūʥǡ˥ǥåդ뤿˻Ȥޤ
   å奤ǥåǤϰϤθǤޤ󡣤ޤB-tree
   ǥåǤϡǤϰϤθǤޤR-tree
   ǥåǤ¿Υǡ򰷤ޤȤС⤷ R-tree
   ǥå point °դ뤳ȤǤ
   ȤȥƥϡĹ˰Ϥޤ줿򤹤٤򤹤פȤ褦
   䤤碌ˡΨɤޤ
   
   R-Tree ߷פθŵȤʤ븢Ҥʸ:
   
   Guttman, A. "R-Trees: A Dynamic Index Structure for Spatial
   Searching." Proceedings of the 1984 ACM SIGMOD Int'l Conf on Mgmt of
   Data, 45-57.
   
   ʸϡStonebraker  "Readings in Database Systems"
   Ǥ夲Ƥޤ
d1004 2
a1005 2
          ü¼R-TreeطʸҲ𤷤ĺޤ
        ܸ Postgres ML Υ֤ "Subject: [postgres95 801] spatialdata structures"
d1010 5
a1014 4
   ȹߤ R-Tree ǥݥꥴܥåǤޤŪˤR-Tree
   Ϥäȹ⤤褦ˤĥǤޤ¼ŪˤϡR-Tree
   γĥˤϤäȤȤɬפǤơߡ桹ϤɤΤ褦ˤ
   뤫ˤĤƤʸäƤޤ
d1020 16
a1035 17
    4.11) Ū䤤碌ŬȤϲǤ
    
   GEQO ⥸塼ϡΥơ֥礹Ȥ
   ˡŪ르ꥺ(GA)碌®ޤˤꡢ
   Ĥ֤õԤʤʤƤ⡢礤ʷ(join queries)򰷤ȤǤ
   褦ˤʤޤ
   
    4.12)
    ɽǤθʸȾʸȤ̤ʤɽϤɤΤ褦˼¸
    ޤʸȾʸȤ̤ʤΤΥǥåϤɤΤ褦˻
    ޤ
    
   ~黻ҤɽȹԤʤ~*
   ʸȾʸ̤ʤ(case-insensitive)ɽȹԤޤ
   ʸȾʸ̤ʤ LIKE 黻Ҥ ILIKE Ȥޤ
   
   ʸȾʸ̤ʤӤϼΤ褦ɽǤ롧
d1040 3
a1042 2
   ɸ।ǥåǤϻȤ줺ʤ顢⤷ؿǥå
   äʤ餽줬ȤǤ礦
d1044 1
d1046 6
a1052 7
    4.13) 䤤碌ǡեɤ NULL
    Ǥ뤳Ȥ򸡽ФˤϤɤޤ
    
    IS NULL  IS NOT NULL ȤǻƤߤޤ
   
    4.14) ͡ʸΤ줾ΰ㤤ϲǤ
    
d1057 1
a1057 1
TEXT            text            Ĺ˾¤̵ƥ
d1061 24
a1084 26
   ̾ˤܤˤΤϡƥࡦĴ٤Ȥ
   䡢顼åȤǤ
   
   嵤ηΤǽΣĤη "varlena"
   Ǥ(ʤǥκǽΣХȤǡĹǡθ˼ºݤ
   Υǡ³ޤ)Τ褦˼ºݤζ֤줿礤⾯礭
   ʤޤΥǡTOASTˤ갵̤줿ʣ
   Ϥä¸줿ꤷơǥζ֤ϻפä꾮ʤޤ
   
   VARCHAR(n) ϲĹʸ¸Τ˺ŬǤ¸Ǥ
   ʸĹ¤ޤTEXT
   Ĺ¤̵ʸ¸ΤΤΤǡ 1ХȤǤ
   CHAR(n)ϡVARCHAR(n)Ϳ줿ʸ¸ΤФ֥󥯤
   ͤǤĤƱĹʸ¸Τ˺ŬǤBYTEAϡʬ
   ŪNULL
   ΥХȤޤХʥǡ¸뤿ΤΤǤΥפ
   Ʊ餤ǽޤ
   
    4.15.1) (serial)ưʬեɤϤɤΤ褦ˤĤޤ
    
   PostgreSQL  SERIAL
   ǡ򥵥ݡȤޤ˥󥹤ưޤȤ
   С
        CREATE TABLE person (
                id   SERIAL,
                name TEXT
d1087 2
a1088 1
   ϼưŪ˼Τ褦ޤ:
d1090 1
a1090 1
        CREATE TABLE person (
d1092 1
a1092 1
                name TEXT
d1100 14
a1113 15
   ֤ˤĤƤΤäȾܤϡ饤ޥ˥奢
   create_sequence 
   
   ޤƥOIDեɤͤȤƻȤȤǤ
   ޤʤ顢⤷ǡ١פƥɤɬפ
   ϡOID¸뤿pg_dump 
   -oץȤޤϡCOPY WITH
   OIDSץȤɬפޤ
   
    4.15.2) SERIALǡͤϡɤޤ
    
   ҤȤĤˡϡnextval() ؿȤäƤͤ(before)
   SEQUENCE ֥Ȥ鼡 SERIAL
   ͤФ줫ºݤ򤹤뤳ȤǤ4.15.1
   Υơ֥ȤȤȡǤϤΤ褦ˤʤޤ
d1117 8
a1124 8
   ơnew_id ¸ͤ¾䤤碌(ȤСperson
   ơ֥Ф볰(foreign
   key)Τ褦)ȤȤ褤Ǥ礦ưŪ˺줿SEQUENCE֥Ȥ
   ̾ϡ<table>_<serialcolumn>_seq Τ褦ˤʤꡢΤtable 
   serialcolumn Ϥ줾ơ֥̾SERIAL̾Ǥ
   
   뤤ϡͿ줿SERIALͤ򡢤줬ͤȤ줿(after
   ) currval() ؿȤäƼФȤǤޤȤС
d1128 33
a1160 41
   ǸˡINSERTʸ֤OIDȤäơͤߤĤ뤳ȤǤ
   ޤoidͤ40ãȤȤäƤޤǤܿ
   㤤ȤʤǤ礦Perl DBI  DBD::Pg
   ⥸塼ȤС$sth->execute() θ $sth->{pg_oid_status}
   ͳƤ OID ͤȤ褦ˤ뤳ȤϤǤޤ
   
    4.15.3) currval() ¾Υ桼Ȥζ֤˴٤뤳ȤϤʤǤ
    
   Ϥޤcurrval()
   ϡ٤ƤΥ桼ǤϤޤ󤬡ʤΥХåɤͿ줿
   ߤ֤ͤޤ
   
    4.15.4) ȥ󥶥ǤȤ
    ˤ⤦ɥֹ椬ȤʤΤϤʤǤ󥹡SERIAL
    ˶ΤϤʤǤ
    
   Ʊ
   뤿ˡ¹Υȥ󥶥ˡɬפǥȥ󥶥
   λޤǥåʤͤͿƤޤΤȥ
   ǤֹƤ˥åפޤ
   
    4.16) OID ȤϲǤ TID ȤϲǤ
    
   OID ȤϰդΥID Ф PostgreSQL ǤPostgreSQL
   ǤĤ뤹٤ƤΥϰդ OID ޤinitdb ȯ
   OID Ϥ٤ 16384 (include/access/transam.h
   )꾮ͤǤinitdb Τ٤Ƥ OID
   (桼)Ϥʾͤˤʤޤ Ǥϡ餹٤Ƥ
   OIDϰĤΥǡ֥ǡ١αޤ餺PostgreSQL
   󥹥ȥ졼ΤǰդǤ
   
   PostgreSQL
   ϥơ֥֤ΥӤĤ뤿ˡΥƥơ֥ OID
   Ȥޤ OID
   Υ桼Υ̤뤿ǻȤ뤳ȤǤ
   ޤOID ͤ¸뤿ˤ OID
   򥫥˻ȤȤ򾩤ޤ®뤿 OID
   եɤ˥ǥå뤳ȤǤޤ OID
   ϡƤΥǡ١ǻȤΰ褫顢Ƥο˳
   ƤޤOID ¾βѤ뤤ϸ OID
   ơ֥Ȱ˥ԡΤʤ顢ǤʤϤޤ
d1167 33
a1199 35
   OID
   ϡ4ХȤȤ¸ƤΤǡ40ۤȰƤޤ
   Ǥ礦ï⤳줬
   𤷤ƤͤϤޤǤʤˤ¤
   Ȥײ褷Ƥޤ
   
   TID
   ʪ򤽤Υ֥åȥեåͤǼ̤뤿˻Ȥޤ
   TID ϥ줿ƥɤѤޤ TID
   ϡʪؤ˥ǥåܤǻȤޤ
   
    4.17) PostgreSQL ǻȤ뤤ĤѸΰ̣ϲǤ
    
   ĤΥɤŤʸˤϡ줾ʬǤä
   Ū˻ȤѸ줬ȤƤޤ
     * ơ֥(table)ط(relation)饹(class)
     * (row)쥳(record)åץ(tuple)
     * (column)ե(field)°(attribute)
     * (retrieve)(select)
     * ִ(replace)(update)
     * ɲ(append)(insert)
     * OID, Ϣ(serial value)
     * ݡ(portal), (cursor)
     * ΰѿ(range variable)ơ֥̾(table
       name)ơ֥̾(table alias)
       
   Ūʥǡ١ѸΥꥹȤϡhttp://hea-www.harvard.edu/MST/sim
   ul/software/docs/pkgs/pgsql/glossary/glossary.html ǸĤޤ
   
    4.18) 顼å "ERROR: Memory exhausted in
    AllocSetAlloc()"ФΤϤʤǤ
    
   餯ƥβۥ꡼ƻȤ̤ƤޤäƤǽ
   뤫ͥ뤬꥽ˤĤƤͤ㤹ǽ
   ޤ postmaster ưˤƤߤƲ
d1203 31
a1233 34
   ˤäơɤ餫ҤȤĤǤ礦ϥץΥ
   ¤⤯ꤷ֤䤤碌뤹褦ˤ
   Ǥ礦ΥޥɤϸԤΥץȡΥޥɤ餻
   ƤΥ֥ץˤĤŬѤޤХåɤȤƤ¿
   Υǡ֤SQL
   饤Ȥ꤬³ƤΤǤС饤Ȥ򳫻Ϥˤ
   ƤߤƤ
   
    4.19) ɤΥС PostgreSQL
    餻Ƥ뤫Ĵ٤ˤϤɤޤ
    
   psql  SELECT version(); 򥿥פޤ
   
    4.20) 顼֥Ȥinvalid large obj descriptor
    ޤʤǤ礦
    
   顼֥򤹤ȤϡBEGIN
   WORKCOMMITդɬפޤʤlo_open ...
   lo_closeϤ߹ߤޤ
   
   ߤϡPostgreSQLΥȥ󥶥ΥߥåȻ˥顼֥
   ϥɥĤ뤳Ȥˤꡢlo_openޥɤλľ˶Ū˥
   롼¹ԤޤΤᡢǽ˥ϥɥФƲ򤷤褦Ȥ
   ȡinvalid large obj descriptor(顼֥Ȥε
   һҤ)Ȥʤޤǡ⤷ȥ󥶥ȤΤ˺
   ȡʾʤȤۤȤɤλ֡ƯƤɤ顼åФ
   ΤǤ
   
   ⤷ODBCΤ褦ʥ饤ȥ󥿡ե򤪻Ȥʤ顢auto-commi
   t offꤹɬפ뤫⤷ޤ
   
    4.21) ߤλ郎ǥեȤȤʤ褦ʥϤɤΤ褦ˤĤޤ
    
   CURRENT_TIMESTAMPȤޤ:
d1236 7
a1242 9
    4.22) ʤINȤ䤤碌ȤƤ٤ΤǤ
    
   7.4
   ΥСǤϡ䤤碌ϡ䤤碌η̤䤤
   碌γƥˤĤƽ缡뤳Ȥˤäơ䤤碌˷礵
   롣
   䤤碌鷺ʥ֤䤤碌Υ֤
   ϡINǤᤤǤ¾䤤碌®ˤϡINEXISTS
   ִޤ:
d1247 2
a1248 1
   ֤ơ
d1253 10
a1262 11
   Ȥޤ 줬üᤤǤsubcolϺդǤ٤
   Ǥ
   
   С7.4ʹߤǤϡINϡ̾䤤碌Ʊͤ줿祤
   εѤºݤ˻ȤEXISTSȤȤ򹥤ߤޤ
   
    4.23) (outer join)ϤɤΤ褦˼¸ޤ?
    
   PostgreSQL  SQL
   ɸ๽ʸȤ(祤)򥵥ݡȤޤ
   2Ĥ꤬ޤ
d1266 2
a1267 1
   뤤
d1271 9
a1279 11
   ξħŪ䤤碌Ǥ t1.col  t2.col ȷ礷ơt1
   η礵ʤä(t2 Ȱפʤä)֤ƤޤRIGHT
    t2 η礵ʤääǤ礦FULL
   ϡפ t1  t2
   Ϸ礵ʤä֤Ǥ礦OUTER
   Ȥդϥץ LEFT, RIGHT, ޤ FULL
   ʤɤηꤵƤޤ̾INNERȸƤФޤ
   
   Υ꡼Ǥϳ(outer join)UNION  NOT IN
   Ȥäƥߥ졼ȤǤޤ ȤСtab1  tab2 礹Ȥ
   ϡ䤤碌ĤΥơ֥礷ޤ
d1289 38
a1326 47
    4.24) ʣΥǡ١Ȥ䤤碌ϤɤΤ褦ˤФǤޤ
    
   ԤΥǡ١ʳؤ䤤碌ˡϤޤ󡣤ȤΤPostgr
   eSQLǡ١ͤΥƥ५ɤ߹िǡˤϡ
   ȤΤդ򤹤ˤǡ١ۤ䤤碌򤹤뤹
   ޤ
   
   contrib/dblink
   ϥǡ١(cross-database)䤤碌ؿƽФˤޤ
   󡢥饤ȤƱ³̤Υǡ١ؤĥʤƤ
   ʤ餺̤򥯥饤¦ǥޡʤƤϤʤޤ
   
    4.25) ؿʣΥޤϥ֤ˤϤɤޤ
    
   7.3Ǥϴؿ顢ʣΥʣñ֤ޤ
   http://techdocs.postgresql.org/guides/SetReturningFunctions
   
    4.26)ʤPL/PgSQL ؿ椫ơ֥μ¤ create/drop
    뤳ȤǤʤΤǤ礦
    
   PL/PgSQL ϴؿƤå夷ԹѤΤᡢ⤷
   PL/PgSQL
   ؿơ֥˥ȡΥơ֥ϤȤǥɥåפ
   ޤؿƤӸƤӽФȡ
   å夵Ƥ뤽δؿƤϤޤŤơ֥Ȥƻؤ
   Ƥ뤫Ǥϡ PL/PgSQL  EXECUTE
   ơ֥륢Τ˻ȤȤǤǡ䤤碌
   ľȤˤʤǤ礦
   
    4.27) ɤΤ褦ʰŹ沽ץѤǤޤ?
    
     * contrib/pgcryptoˤSQL䤤碌ǻȤΰŹ沽ޤ
       ߤޤ
     * 饤ȤȥФȤδ֤Ź沽ˤϡФǤpostgr
       esql.confsslץtrue
       ꤷpg_hba.confˤŬѤhost뤤hostsslιԤʤƤ
       ʤޤ󡣤ơ饤ȤǤsslmodedisableˤƤϤʤ
        (PostgreSQLSSL³Τˡstunnel  ssh
       ɥѡƥΰŹ沽žȤȤǽǤ뤳ȤⵤƤ
       ޤ)
     * С7.3
       Ǥϥǡ١桼Υѥɤ¸˼ưŪ˰Ź沽
       ޤ
       ΥСǤpostgresql.confPASSWORD_ENCRYPTION
       ͸ˤɬפޤ
     * С餻Τ˰Ź沽ե륷ƥȤȤǤޤ
       
d1330 1
a1330 1
    Jan Wieckˤ륫ɲǽʥޥ졼ַΥץꥱ Slony-I
d1343 34
a1376 37
     _________________________________________________________________
   
                       PostgreSQLγĥˤĤƤμ
                                      
    5.1) ʬǽ񤤤桼ؿ psql
    Ǽ¹ԤȥפƤޤΤϤʤǤ
    
   Ͽȹͤޤޤǽˡ桼ؿñȤ
   ƥȥץˤƻƤߤƲ
   
    5.2) PostgreSQL
    Ѥ˽񤤤äŨʿؿ󶡤ƥץȤ˹׸Τ
    Ǥ
    
   ιԤʤäĥpgsql-hackers
   ᡼󥰡ꥹȤäƤơ椯椯Ϥĥ
   contrib/ ֥ǥ쥯ȥ뤳ȤˤʤǤ礦
   
    5.3) ץ֤ CδؿϤɤΤ褦˽ޤ
    
   С7.3ʹߤPostgreSQLǤϡơ֥֤ؿ C,
   PL/PgSQL SQL
   ˤƴ˥ݡȤޤܤϥץޥɤξ򸫤Ƥ
   C줿ɽ֤ؿ꤬contrib/tablefuncˤޤ
   
    5.4)
    եѹޤƥѥ뤷ƤѲʤΤϤʤ
    Ǥ
    
   Ĥ Makefile
   󥯥롼ɡեФŬڤʰ¸طäƤޤmake
   clean 򤷤Ƥ⤦ make ԤʤʤƤϤʤޤ󡣤⤷GCC
   򤪻ȤǤ configure  --enable-depend
   ץȤäơѥ˰¸طưŪĴ٤뤳ȤǤ
   ޤ
     _________________________________________________________________
   
d1383 1
a1383 1
  FAQκˤ궨Ϥ򤷤Ƥä(ɾΤάƤޤ):
d1385 1
a1385 1
                 (Minoru TANAKA <Tanaka.Minoru at keiken.co.jp>)
d1392 1
a1392 1
                 Ϻ(Sintaro SAKAI <s_sakai at mxn.mesh.ne.jp>)
d1395 1
a1395 1
                 й(Shigehiro HONDA <fwif0083 at mb.infoweb.ne.jp>)
d1402 2
a1403 2
  Ϥᡢݥȥ쥹˴ؤ٤ܸݥȥ쥹᡼󥰥ꥹȡ
ΤääƤ줿 JF(Linux Japanese FAQ Mailing List)ץȡFreeBSD ɥơץȡ
d1413 1
@


1.21.4.2
log
@Update Japanese FAQ.

Jun Kuwamura
@
text
@a0 1
PostgreSQL(ݥȥ쥹塼)ˤĤƤ褯Ȥβ(FAQ)
d2 18
a19 7
ʸǽ: Mon May 9 13:15:04 EDT 2005

ߤΰݻ: Bruce Momjian (pgman at candle.pha.pa.us)
Maintainer of Japanese Translation: Jun Kuwamura (juk at PostgreSQL.jp)

ʸκǿǤ http://www.postgresql.org/docs/faqs.FAQ.html Ǹ뤳Ȥ
ޤ
d21 6
a26 2
ץåȥۡͭμˤĤƤ: http://www.postgresql.org/docs/faq/
˲ޤ
d28 1
a28 3
(ʲԤˤ [  ] ȤǰϤǵޤ)
[
        ܸǤˤĤƤϡʸκǸ򤴤󤯤
d30 1
a30 1
                                                2005ǯ0518    ¼ 
d32 157
a188 96

 

                                 Ūʼ                                  
                                                                               
1.1) PostgreSQLȤϲǤɤߤޤ
1.2) PostgreSQLϤɤʤäƤޤ
1.3) PostgreSQL򥵥ݡȤץåȥۡϡ
1.4) PostgreSQLϤɤǤޤ
1.5) ݡȤϤɤǼޤ
1.6) ХݡȤϤɤΤ褦ȯޤ
1.7) ǿǤϤɤǤ
1.8) ɤΤ褦ʸ񤬤ޤ
1.9) ΤΥХ̵̤ǽϤɤäƸĤޤ
1.10) SQLϤɤгؤ٤ޤ
1.11) ȯˤϤɤΤ褦˻äޤ
1.12) ¾DBMS٤PostgreSQLϤɤʤΤǤ
1.13) ï PostgreSQL 򥳥ȥ뤷ޤ

                         桼饤Ȥμ                          
                                                                               
2.1) PostgreSQL ˤϤɤʥ󥿡եȤޤ
2.2) PostgreSQL  Web ڡϢȤˤϤɤʥġ뤬ޤ
2.3) PostgreSQL ˥ե롦桼󥿡եϤޤ

                                 μ                                  
                                                                               
3.1) ɤСPostgreSQL/usr/local/pgsql ʳξ˥󥹥ȡǤޤ

3.2) ¾ΥۥȤ³ϤɤΤ褦椷ޤ
3.3) ɤǽ뤿ˤϡǡ١󥸥ɤΤ褦Ĵޤ

3.4) ɤΤ褦ʥǥХǽȤޤ
3.5) ³褦ȤȤ 'Sorry, too many clients' ФΤϤʤǤ
3.6) PostgreSQLΥ᥸㡼꡼򥢥åץǡȤΤ˥פȥꥹȥ򤷤ʤ
ƤϤʤʤΤϤʤǤ
3.7) ϡɥˤϤɤʥԥ塼ȤФ褤Ǥ

                                 μ                                  
                                                                               
4.1) ǽΤĤΥΤߤ select ˤϤɤޤʥ
4.2) 줿ơ֥롢ǥåǡ١ӡ桼ɤΤ褦
ƸĤФޤ
4.3) ΥǡפѹˤϤɤޤ
4.4) ơ֥롢ǡ١κ祵ϡ
4.5) ŪʥƥȥեΥǡ¸ˤϡǡ١Υǥ
ϤɤΤ餤ɬפǤ
4.6) ꤬٤ΤϤʤǤ礦ʤǥåȤʤΤǤ礦
4.7) ꥪץƥޥɤΤ褦˥ɾƤ򡢸ˤϤɤ

4.8) ɽǤθʸȾʸȤ̤ʤɽϤɤΤ褦˼¸
ޤʸȾʸȤ̤ʤΤΥǥåϤɤΤ褦˻Ȥ
ޤ
4.9) ǡեɤNULL Ǥ뤳Ȥ򸡽ФˤϤɤޤե
ɤNULLɤǤɤΤ褦˥ȤǤޤ
4.10) ʸΤ줾ΰ㤤ϲǤ
4.11.1) (serial)ưʬեɤϤɤΤ褦ˤĤޤ
4.11.2) SERIALǡͤϡɤޤ
4.11.3) currval() ¾Υ桼Ȥζ֤˴٤뤳ȤϤʤǤ
4.11.4) ȥ󥶥ǤȤˤ⤦ɥֹ椬Ȥʤ
ϤʤǤ󥹡SERIAL˶ΤϤʤǤ
4.12) OID ȤϲǤ TID ȤϲǤ
4.13) 顼å "ERROR: Memory exhausted in AllocSetAlloc()"ФΤϤ
Ǥ
4.14) ɤΥС PostgreSQL 餻ƤΤĴ٤ˤϤɤޤ
4.15) ߤλ郎ǥեȤȤʤ褦ʥϤɤΤ褦ˤĤޤ
4.16) (outer join)ϤɤΤ褦˼¸ޤ?
4.17) ʣΥǡ١Ȥ䤤碌ϤɤΤ褦ˤФǤޤ
4.18) ؿʣΥޤϥ֤ˤϤɤޤ
4.19) PL/PgSQL δؿǰơ֥˥Ȥɤ "relation
with OID ##### does not exist" Ȥ顼ΤǤ礦
4.20) ɤΤ褦ʥץꥱΥ塼󤬤ޤ
 

                                 Ūʼ                                  
                                                                               
1.1) PostgreSQL ȤϲǤȯޤ

PostgreSQLPost-Gres-Q-L(ݥ - 쥹 - 塼 - ) ȯޤ

ޤñ Postgres ȤƤФޤ

PostgreSQL ϥ֥-졼ʥǡ١ƥǡŪʾѥ
١ƥˡDBMSƥ˸褦ʲɤܤ줿ħͭ
ޤPostgreSQLϡ̵Ǵʥɤ뤳ȤǤޤ

PostgreSQL γȯϡۤȤɤˤҤäܥƥγȯԤˤä
󥿡ͥåȤ̤ߥ˥ˤäƹԤƤޤߥ˥ƥ
ˤץȤǤ뤿ᡢɤδȤ⤦ޤ󡣳ȯ˻ä
 http://www.postgresql.org/files/documentation/faqs/FAQ_DEV.html ˤ볫ȯ
FAQ򸫤Ƥ

1.2) PostgreSQL ϤɤʤäƤޤ

PostgreSQL ϲ˽ޤ

d190 1
a190 1
        ʸϱѸǤͤȤơʸʻǺܤޤ
a191 23
    

PostgreSQL Data Base Management System

Portions Copyright (c) 1996-2005, PostgreSQL Global Development Group Portions
Copyright (c) 1994-1996 Regents of the University of California

Permission to use, copy, modify, and distribute this software and its
documentation for any purpose, without fee, and without a written agreement is
hereby granted, provided that the above copyright notice and this paragraph and
the following two paragraphs appear in all copies.

IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST
PROFITS, ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF
THE UNIVERSITY OF CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
DAMAGE.

THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND
THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATIONS TO PROVIDE MAINTENANCE,
SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
d193 23
d218 2
a219 2
        ʬŪ (c) 1996-2005, PostgreSQLݳȯ
        ʬŪ (c) 1994-1996 ե˥ܹ
d222 1
a222 1
          ܥեȥӤʸ켰Ͼ嵭ɽȡʸ
d233 1
a233 1
        Ŭ˴ؤƤϤȤꡢ˸¤餺ʤݾڤ
d239 1
a239 1
        ˴ؤʸϾ嵭αѸˤɽǤܸϤޤ
d242 12
d255 7
a261 13

1.3) PostgreSQL ưĶϡ

ŪˡǶUnixߴץåȥۡǤPostgreSQLƯϤ
꡼λǼºݤ˥ƥȤԤʤäȤ𤬤ʤ줿ץåȥۡ
ĤƤϥ󥹥ȡ󤷤Ƥޤ

PostgreSQL ϡWin2000, WinXP, ơWin2003 Τ褦 Microsoft Windows NT
Υڥ졼ƥ󥰥ƥǡͥƥ֤ޤ餫ѥå
줿󥹥ȡ餬 http://pgfoundry.org/projects/pginstaller ˤꡢѤǤ
ޤMSDOS١WindowsΥС(Win95, Win98, WinMe)ǤϡCygwinȤä
PostgreSQL 餻뤳ȤǤޤ

d265 1
d267 6
a272 3
        ܤϡ WindwosǤ˴ؤFAQ򤴤󤯤
        http://www.postgresql.jp/wg/jpugdoc/FAQ_windows.ja.html
    ]
d274 4
d279 1
a279 3
ΥȤ Novell Netware 6 ؤΰܿǤ⤢ޤ http://forge.novell.com 
OS/2 (eComStation) Сϡ http://hobbes.nmsu.edu/cgi-bin/h-search?
sh=1&button=Search&key=postgreSQL&stype=all&sort=type&dir=%2Fˤޤ
d281 13
d295 9
a303 1
1.4) PostgreSQL ϤɤǤޤ
d305 6
a310 2
Web֥饦ͳȡ http://www.postgresql.org/ftp/줫顢ftpͳȡ 
ftp://ftp.PostgreSQL.org/pub/ Ȥޤ
d312 10
a321 1
1.5) ݡȤϤɤǼޤ
d323 6
a328 16
PostgreSQL ߥ˥ƥ¿Υ桼ΤˡŻҥ᡼ͳλٱ󶡤Ƥ
ޤŻҥ᡼ꥹȤ򥵥֥饤֤뤿ΥᥤȤʤ륦֥Ȥ 
http://www.postgresql.org/community/lists/Ǥ줫顢ϤΤǤ
general ޤϡbugs ȤäꥹȤ褤Ǥ礦

The major IRC channel is #postgresql on Freenode (irc.freenode.net). To connect
you can use the Unix program irc -c '#postgresql' "$USER" irc.freenode.net or
use any other IRC clients. A Spanish one also exists on the same network, (#
postgresql-es), and a French one, (#postgresqlfr). There is also a PostgreSQL
channel on EFNet.

᥸㡼IRC ͥϡFreenode (irc.freenode.net) #postgresql Ȥ
ͥǤUNIX ޥɤǤϡ irc -c '#PostgreSQL' "$USER" irc.freenode.net
ȤäƻäǤޤƱͥåȥˡڥΥͥ (#
postgresql-es)⤢ꡢե󥹸Υͥ (#postgresqlfr)⤢ޤEFNet
PostgreSQLͥ뤬ޤ
d330 14
d346 1
a346 1
        JPUG ȿǡPostgreSQLѤã߶ϤξȤʤäƤޤ  
d351 1
a351 1
        򤴤󤯤ϿǽȤʤäƤޤ
d354 5
d360 10
a369 26

ѥݡȲҤΥꥹȤ http://techdocs.postgresql.org/companies.phpˤ


1.6) ХݡȤϤɤΤ褦ȯޤ

http://www.postgresql.org/support/submitbug PostgreSQL ХեˬƤ
ХݡȤФˤĤƤμȻؿˤޤ

Ʊ ftp  ftp://ftp.PostgreSQL.org/pub/ ǡǿС
PostgreSQL õƤߤƤ

1.7) ǿǤϤɤǤ

PostgreSQL κǿǤϥС 8.0.3 Ǥ

桹ϡ1ǯ˥᥸㡼꡼ԤʤȤΥޥʡ꡼ײ褷
Ƥޤ

1.8) ɤΤ褦ʸ񤬤ޤ

դˡĤΥޥ˥奢ȥ饤󡦥ޥ˥奢(ޥ˥奢롦ڡ)
ӤĤξʥƥ꤬ޤޤޤ /docǥ쥯ȥ򤴤󤯤
ޤޥ˥奢ϡ http://www.PostgreSQL.org/docs/ǥ饤ǤǤ


d371 3
a373 7
        JPUG ʸ񡦽ҴϢʬʲ줿ޥ˥奢⤢ޤ
                
        http://www.postgresql.jp/document/pg803doc/
        ץ쥹顢
        
        PostgreSQLեޥ˥奢ȤƽǤƤޤ

a374 4
    

饤ǻȤǤ PostgreSQL ܤ2ޤ http://www.PostgreSQL.org
/docs/awbook.html
d376 2
d379 2
a380 3
        JPUGPostgreSQL Bookʬʲ
        졢ԥ󤫤
        ֤ϤƤPostgreSQLפȤƽǤޤ
a381 1
    
d383 17
a399 6
ӡ http://www.commandprompt.com/ppbook/Ǥ

    [:
        ˮϡּ PostgreSQL
        饤꡼ǤƤޤ
    ]
d401 8
a408 5

ǽʽҤϿϡhttp://techdocs.PostgreSQL.org/techdocs/bookreviews.php
ˤޤ PostgreSQL Ѿ󵭻⡢http://techdocs.PostgreSQL.org/ ˤ
ޤ

d410 2
a411 2
        ܸνˤĤƤϤϡPostgreSQL桼Ρhttp://www.postgresql.jp/PostgreSQL/references.html
        ⤴󤯤
a412 26
    

ޥɥ饤Υ饤ȥץpsql ⡢黻ҡؿ󡢤¾
򤪸롢Ĥ餷 \d ޥɤޤ - \? Ȥ
Ѳǽʥޥɤɽޤ

桹 Web Ȥˤϡʸ񤬤ޤ

1.9) ΤΥХ̵̤ǽϤɤäƸĤޤ

PostgreSQLϳĥ줿SQL-92Υ֥åȤ򥵥ݡȤޤ桹Υڡ TODO
ꥹȤˡΤΥХǽ侭ײˤĤƤεҤޤ

1.10) SQL Ϥɤгؤ٤ޤ

ޤ嵭ǽҤ٤ PostgreSQL ˤĤƤܤɤळȤƤƤ⤦
ȤĤϡ "Teach Yourself SQL in 21 Days, Second Edition" at http://
members.tripod.com/er4ebus/sql/index.htmǤ

The Practical SQL Handbook, Bowman Judith S. et al., Addison-Wesley ¿Υ
˹ɾǤۤǤϡThe Complete Reference SQL, Groff et al., McGraw-Hill
⹥ɾǤ

餷ϡhttp://www.intermedia.net/support/sql/sqltut.shtm, http://
ourworld.compuserve.com/homepages/graeme_birchall/HTM_COOK.HTM, ơhttp://
sqlcourse.com ˤޤ
d414 12
d435 1
a435 1
        Ǥϥ饤ޥ˥奢θǤޤ
d438 2
a439 78
        ⥪饤ɤळȤǤޤ
         Nikkei BP IT Pro ˤаã׻ PostgreSQL å
        Ǥ󿷤ȤꤢƤޤ
    ]
    

1.11) ȯˤϤɤΤ褦˻äޤ

ʳȯԸΡDeveloper's FAQ򤴤󤯤

1.12) ¾DBMSPostgreSQLϤɤʤΤǤ

եȥפˡˤϤĤޤǽǽȿȥݡȤȲ
Ǥ

ǽ(Features)
    PostgreSQLϡȥ󥶥󡢥֥ꡢȥꥬӥ塼
    ȡӡ줿åʤɡ絬Ͼ DBMSĵǽۤȤ
    ɻäƤޤ PostgreSQLϡ桼Ѿ롼롢줫顢
    å̾ޥСƱʤɡDBMS碌
    褦ʵǽ򤤤Ĥ碌Ƥޤ
ǽ(Performance)
    PostgreSQL¾ξѤ뤤ϥץ󥽡Υǡ١ȸ߳Ѥǽ
    ޤ̤ǤϤᤫäꡢ̤ۤǤϤ٤äꤷޤ¾Υǡ
    ١٤ǽϡդĤ +/-10% 餤Ǥ礦
(Reliability)
    桹ϡDBMSο⤯ʤƤϤβ̵ͤȤ򤷤Ƥޤʬ
    ȤơꤷɤХǾˤƤ꡼褦ؤƤޤ
    줾Υ꡼ϾʤȤ1 ʾΥ١ƥȤԤʤ
    ǤΥ꡼򤬡ǤȤưꤷǤʥ꡼Ǥ뤳Ȥʪ
    ƤޤʬǤϡ¾Υǡ١٤Ƥ½ʤȤ˼
    äƤޤ
ݡ(Support)
    桹Υ᡼󥰥ꥹȤϡ뤤ʤˤĤƤؤμ
    Ƥ롢ȯԤ桼礭ʽޤؤ󶡤Ƥޤ桹
    βݾڤ뤳ȤϤǤޤ󤬡ѥǡ١ǤäƤ˲褵
    櫓ǤϤޤ󡣳ȯԤ䡢桼ߥ˥ƥޥ˥奢ࡢ
    ɤʤɤľܥǤ뤳ȤˤäơPostgreSQLΥݡȤ
    ¾DBMS ݡȤͥ줿ΤȤʤäƤޤ˾ơ
    ѥݡȤʤɤ⤢ޤFAQ1.5򤴤󤯤ˡ
(Price)
    PostgreSQLѤϡѤǤѤǤ⡢٤̵Ǥ嵭˼ƤBSD
    λѵ˳ʤ¤ꡢPostgreSQLΥɤ̵ǾʤȤ
    ळȤǤޤ

1.13) ï PostgreSQL 򥳥ȥ뤷ޤ

PostgreSQL֡Ѱ񡢤뤤ϡȥ򤹤ҤõȤƤ
ᤶ򤨤 ---- ¸ߤʤΤǤ桹ϡ濴Ȥʤ륳ߥåƥCVSߥ
ޤΥ롼פϥȥ뤹뤿Ȥ⡢Τ
ΤǤǤϡץȤϡǤ⻲äǤ볫ȯԤȥ桼Υߥ
ƥˤդޤɼԤʤФʤʤȤϡ᡼󥰥ꥹ
򥵥֥饤֤ơ˻ä뤳ȤǤDeveloper's FAQˤϡPostgreSQL
ȯ˲äˤĤƤξ󤬤ޤ

 

                         桼饤Ȥμ                          
                                                                               
2.1) PostgreSQL ˤϤɤʥ󥿡եȤޤ

PostgreSQL Υ󥹥ȡ˴ޤޤʪCȹ CΥ󥿡եǤ
¾Υ󥿡եΩץȤǡ̡˥ɤޤ
ʬ뤳Ȥǡ줾γȯबȼΥ꡼塼ĤȤ
ޤ

PHP Τ褦ʤĤΥץߥ󥰸ϡ PostgreSQLΥ󥿡եޤ
ǤޤPerl, TCL, Python, ơΤۤѲǽʸΥ󥿡ե
ϡ http://gborg.postgresql.org  Drivers/Interfaces ȥ󥿡ͥå
θǤߤĤޤ

2.2) PostgreSQL  Web ڡϢȤˤϤɤʥġ뤬ޤ

ǡ١΢˻ Web ڡˤĤƤ餷Ҳ𤬡
http://www.webreview.comˤޤ

Web ؤγĥΤˤϡPHP(http://www.php.net/) ۤ󥿡եȤ
äƤޤ
d441 136
d578 1
a578 1
          PHP˴ؤܸξϡ2000ǯ419ȯ­PHP桼Υ
a583 1
    
d585 11
a595 2
ʣʾ硢¿οͤ Perl 󥿡ե CGI.pm  mod_perl Ȥ
ޤ
d597 233
a829 1
2.3) PostgreSQL ˥ե롦桼󥿡եϤޤ
d831 31
a861 36
󡢤ޤܺ٤ϡhttp://techdocs.postgresql.org/guides/GUITools 
󤯤

 

                                 μ                                  
                                                                               
3.1) ɤΤ褦ˤ /usr/local/pgsql ʳξ˥󥹥ȡǤޤ

ñˡϡ configure 餻Ȥ --prefix ץꤹ뤳ȤǤ


3.2) ¾ΥۥȤ³ϤɤΤ褦椷ޤ

ͤǤϡPostgreSQL  Unix ɥᥤ󥽥åȡޤϡTCP/IP³Υ
󤫤³ޤpostgresql.conf  listen_addresses 
ġ$PGDATA/pg_hba.conf եŬڤľơۥȼƳǧڤͭˤ
ʤϡ¾Υޥ󤫤³ǤʤǤ礦

3.3) ɤǽ뤿ˤϡǡ١󥸥ɤΤ褦Ĵޤ


ǽβǽΤꤽʼΰ褬3Ĥޤ

ѹ
    Ƥɤǽ뤳Ȥޤߤޤ
      ʬǥåޤࡢǥå
      ʣINSERTΤCOPY
      ʣʸ򥰥롼ײ1ĤΥȥ󥶥ˤƥߥåȤΥХإ
        ɤ︺
      ǥå餫ΥФȤCLUSTER
      νϤΥ֥åȤ֤LIMIT
      Ƥ륯
      ץƥޥΤפݻ뤿ANALYZE
      VACUUM ޤ pg_autovacuum ξ
      礭ʥǡѹΤȤϥǥå
d863 5
d869 4
a872 7
й
    postgresql.confΤĤǽ˱ƶޤܤϡ
    Administration Guide/Server Run-time Environment/Run-time Configuration 
    ꥹȤ󤯤( JPUGȤܸ)ơȤơ http:
    //www.varlena.com/varlena/GeneralBits/Tidbits/annotated_conf_e.html 
     http://www.varlena.com/varlena/GeneralBits/Tidbits/perf.html 򤴤
    
d874 8
a881 4
ϡɥ
    ǽˤϡɥαƶ http://candle.pha.pa.us/main/writings/
    pgsql/hw_performance/index.html (JPUGȤܸ)  http://
    www.powerpostgresql.com/PerfList/ ˽Ҥ٤Ƥޤ
d883 1
a883 47

3.4) ɤΤ褦ʥǥХǽȤޤ

йѿˤ¿ log_* ꡢȥץפϤ뤳Ȥ
ǥХǽ¬ˤȤƤǤ

3.5) ³褦ȤȤ 'Sorry, too many clients' ФΤϤʤǤ

Ǥ¤Ǥ 100 Υǡ١åãƤޤäƤޤ
postmasterƱ³ǤХåɥץ¿䤹ɬפޤ
postgresql.conf  max_connections ͤѹ postmasterƵư뤳
Ȥǲǽˤʤޤ

3.6) PostgreSQLΥ᥸㡼꡼򥢥åץǡȤΤ˥פȥꥹȥ򤷤ʤ
ƤϤʤʤΤϤʤǤ

PostgreSQLϥޥʡ꡼ǤϾѹԤʤޤΤǡ7.4.0 
 7.4.1 ؤΥåץ졼ɤˤϥפȥꥹȥɬפϤޤ󡣤᥸
㡼꡼(ȤС7.27.3ؤΤ褦) Ǥϡƥơ֥ǡե
եޥåȤѹ򤷤ФйԤʤޤѹϤƤʣ
Τ桹ϥǡեΤθߴݻ뤳ȤǤޤ󡣥
פѥեޥåȤǥǡϤ򿷤եޥåȤɤ߹
ȤǤޤ

3.7) ϡɥˤϤɤʥԥ塼ȤФ褤Ǥ

PCϡɥϤۤȤɸߴޤΤǡۤȤɤοͤϡ٤ƤPCϡ
ƱʼȻפ෹ޤϴְ㤤ǤECC RAM
SCSIӡʼޥܡɤϡ¤ϡɥ٤ȡ꿮
ǽɤΤǤ PostgreSQL ϤۤȤɤΥϡɥǲƯޤ
ǽפʾϡϡɥΥץ򸦵椹뤳ȤǤ
᡼󥰥ꥹȤǤϡɥץȥȥ졼ɥդˤĤƵ뤳Ȥ
Ǥޤ

 

                                 μ                                  
                                                                               
4.1) ǽοΤߤ SELECTˤϤɤޤʥ

äοԤΥФˡɬפ狼С SELECT ΤȤ
LIMIT Ȥޤ ORDER BY˥ǥåޥå硢ޤä꤬¹
ʤȤ⤢ޤSELECT ΤȤ˲ԤɬפΤʤС
FETCHޤ

SELECTˤϡʸȤޤ

d889 27
a915 25
4.2) 줿ơ֥롢ǥåǡ١ӡ桼ɤΤ褦
ƸĤФޤpsqlǻȤƤ륯ɽˤϤɤޤ

psql  \dtޥɤȤäƥơ֥򸫤뤳ȤǤޤpsql \? 
ȤäơޥɤꥹȤĴ٤뤳ȤǤޤǡpsql Υɤ
Хåå女ޥɤϤ pgsql/src/bin/psql/describe.c ե
ळȤǤޤˤϡ SQL ޥɤʬޤޤޤޤ
-E ץդ psql 򳫻ϤȡϤ줿ޥɤ¹Ԥ뤿Υ
Ϥ褦ˤʤޤ PostgreSQL SQL  INFORMATION SCHEMA 
󥿡ե󶡤ޤΤǡǡ١ˤĤƤξ䤤碌뤳Ȥ
Ǥޤ

pg_ ǻϤޤ륷ƥơ֥Ǥ⤳򵭽Ҥ뤳ȤǤޤ

psql -lȤƤΥǡ١ꥹȤޤ

ȡpgsql/src/tutorial/syscat.source ƤߤƤˤϡǡ
١Υƥơ֥뤫뤿ɬפ SELECT ʸޤ

4.3) ΥǡѹˤϤɤޤ

Υǡѹ 8.0 ʹߤǤϡ ALTER TABLE ALTER COLUMN TYPE Ȥ
Ȥˤñˤʤޤ

ΥСǤϡʲΤ褦ˤޤ:
d917 1
d924 39
a962 39
ԤʤäȤϡä줿ԤȤäƤǥ֤뤿
VACUUM FULL tab򤷤ۤɤ⤷ޤ

4.4) ơ֥롢ǡ١κ祵ϡ

¤ϰʲΤȤǤ:

    ǡ١κ祵?        ̵ (32 TB Υǡ١¸ߤ  
                                     )                                       
    ơ֥κ祵?            32 TB                                     
    κ祵?                1.6TB                                     
    եɤκ祵?          1 GB                                      
    ơ֥Ǥκ?        ̵                                  
    ơ֥Ǥκ祫?      ηˤä 250-1600               
    ơ֥Ǥκ祤ǥå   ̵                                  
    ?                                                                        
   
󡢤ϼºݤ̵¤ǤϤʤǥ̤ȥ꡼䥹åץڡ
礭ˤ¤ޤǽϤͤȤΤۤ礭ʻ
ޤ

ơ֥륵32TBϥڥ졼ƥ󥰥ƥˤեΥݡ
ɬפȤޤ󡣵ʥơ֥ʣ1GBΥեʬ¸ޤΤǡ
ե륷ƥ¤ϽפǤϤޤ

ǥեȤΥ֥å32kˤ뤳Ȥǡơ֥륵Ⱥ祫
4ܤˤ뤳ȤǤޤ

4.5) ŪʥƥȥեΥǡ¸ˤϡǡ١Υǥ
ϤɤΤ餤ɬפǤ

̤Υƥȥե PostgreSQL Υǡ١¸ˤϡ5ܤ
ǥ̤ɬפȤޤ

ȤơƹԤȥƥȵҤ 100,000ԤΥեͤƤߤޤ
ƥȤʸʿĹ20ХȤȲꤹȡեåȥե礭
2.8MB ǤΥǡޤ PostgreSQL ǡ١ե礭ϼ
褦6.4MBȸѤ뤳ȤǤޤ

d964 1
a964 1
    24 bytes: (int)եɤȥƥ(text)ե
d978 1
a978 1
 
d981 52
a1032 29
ǥåϡۤɤΥХإåɤ׵ᤷޤ󤬡ǥåդ
ǡޤʾ塢ʤ礭ʤޤ

NULLϥӥåȥޥåפȤ¸Ƥơ餬鷺˥ڡȤޤ

4.6) ꤬٤ΤϤʤǤ礦ʤǥåȤʤΤǤ礦

ǥåϡ٤ƤΥǻȤ櫓ǤϤޤ󡣥ơ֥뤬Ǿ
礭ǤΤ鷺ʥѡơΥ򤹤
åϻȤޤϥǥåˤ굯ʥǥ
ϡơ֥򥹥ȥ졼Ȥɤ缡٤ʤ뤳Ȥ뤫


ǥåȤꤹ뤿ˡPostgreSQL ϥơ֥ˤĤƤ׾
ʤФʤޤ󡣤׾ϡ VACUUMANALYZEޤϡñ ANALYZE 
äƼ뤳ȤǤޤ׾Ȥäƥ֥ƥޥϥơ֥ˤ
ΤꡢǥåȤ٤ηǤޤ׾Ϻ
ŬʷˡǤ⵮ŤʤΤ⤢ޤ׾μϡơ
֥Ƥ˷֤ʤ٤Ǥ

ǥåϡ̾ ORDER BY ԤʤˤϻȤޤ󡣽缡
³ŪȤϡʥơ֥Υǥå̤Ϲ®Ǥ


ORDER BYȤ߹蘆줿LIMIT ϡơ֥ξʬ֤ˤ
ӥǥåȤǤ礦ºݡMAX()  MIN() ǥåȤʤ
Ƥ⡢Τ褦ͤORDER BY  LIMIT ȤäƥǥåȤäƼФ
ȤǽǤ:

d1038 58
a1095 3
⤷ץƥޥְäƥ󥷥륹򤷤Ȥ˵ʤ
СSET enable_seqscan TO 'off'ꤷơ⤦ټ¹Ի롢ǥå
󤬤ޤʤ®ʤäƤ뤫ɤߤƤ
d1097 8
a1104 1
LIKE 뤤 ~ Τ褦ʥ磻ɥɱ黻Ҥ̤ʴĶǤȤޤ
d1106 6
a1111 9
  ʸʸκǽˤޤȤС
      LIKE ѥ%ǻϤޤʤ
      ~ (ɽ) ѥ^ǻϤޤʤФʤʤ
  ʸʸ饹Ϥ뤳ȤϤǤޤ󡣤ȤС[a-e]
  ILIKE  ~* Τ褦ʸȾʸ̤ʤϻȤޤ󡣤Τ
    FAQ4.8뼰ǥåȤޤ
  initdb ˤƤϡǥեȤC뤬ȤʤƤϤʤޤ󡣤
    ͳϡCʳǤϼ礭ʸΤ뤳ȤǤʤǤΤ褦
    ʾ硢
d1113 4
a1116 1
    LIKE
d1118 3
a1120 1
    ǥ󥰤ˤƯ褦ʡ̤
d1122 1
a1122 23
    text_pattern_ops
    
    ǥå뤳ȤǤޤ

8.0Υ꡼Ǥϡǥåϡǡ礦ɥǥåΥ
ηȰפʤСȤʤȤФФޤ餯int2, int8,
 numeric ΥΥǥåǤ

4.7) 䤤碌֥ƥޥɤΤ褦䤤碌ɾΤ򸫤ˤϤɤ
ޤ

饤ޥ˥奢 EXPLAIN 򸫤Ƥ

4.8) ɽǤθʸȾʸȤ̤ʤɽϤɤΤ褦˼¸
ޤʸȾʸȤ̤ʤΤΥǥåϤɤΤ褦˻Ȥ
ޤ

~黻ҤɽȹԤʤ~* ʸȾʸ̤ʤ
(case-insensitive)ɽȹԤޤʸȾʸ̤ʤ LIKE 黻
Ҥ ILIKE Ȥޤ

ʸȾʸ̤ʤӤϼΤ褦ɽǤ롧

d1127 3
a1129 2
ɸ।ǥåǤϻȤ줺ʤ顢⤷ǥåäʤ餽
줬ȤǤ礦
a1130 1
    CREATE INDEX tabindex ON tab (lower(col));
d1132 14
a1145 2
4.9) ǡեɤNULL Ǥ뤳Ȥ򸡽ФˤϤɤޤե
ɤNULLɤǤɤΤ褦˥ȤǤޤ
d1147 17
a1163 22
ʲΤ褦ˡIS NULL  IS NOT NULLǡΥƥȤƤߤޤ

   SELECT *
   FROM tab
   WHERE col IS NULL;

NULL֤ǥȤˤϡIS NULL  IS NOT NULL νҤ ORDER BY ǻ
äƤߤޤtrue ΤΤ false ΤΤ⤤ͤȤ¤٤ޤΤǡ
Ǥ NULL εܤ̥ꥹȤξ֤ޤ

   SELECT *
   FROM tab
   ORDER BY (col IS NOT NULL)

4.10) ʸΤ줾ΰ㤤ϲǤ

             ̾                                          
    VARCHAR(n) varchar ĹΥꤹ롢ͤʪ̵        
    CHAR(n)    bpchar  ꤵ줿ĹȤʤ褦˶򤬵ͤ
    TEXT       text    Ĺ̤ʾ¤̵                      
    BYTEA      bytea   ĹΥХ(null-byte safe)          
    "char"     char    1ʸ                                       
d1165 16
a1180 19
̾ˤܤˤΤϡƥࡦĴ٤Ȥ䡢顼å
ȤǤ

嵭ηΤǽΣĤη "varlena" Ǥ(ʤǥκǽΣ
ȤǡĹǡθ˼ºݤΥǡ³ޤ)Τ褦˼ºݤζ֤
줿礭⾯礭ʤޤĹͤϰ̤Τǡǥ
ζ֤ϻפä⾮ʤޤ

VARCHAR(n) ϲĹʸ¸Τ˺ŬǤ¸ǤʸĹ
¤ޤTEXT Ĺ¤̵ʸ¸ΤΤΤǡ 1
ȤǤ CHAR(n)ϡVARCHAR(n)Ϳ줿ʸ¸ΤФ֥
ͤǤĤƱĹʸ¸Τ˺ŬǤBYTEAϡʬŪ
NULL ΥХȤޤХʥǡ¸뤿ΤΤǤΥפƱ
餤ǽޤ

4.11.1) (serial)ưʬեɤϤɤΤ褦ˤĤޤ

PostgreSQL  SERIAL ǡ򥵥ݡȤޤ˥󥹤ư
ޤȤС
a1181 12
    CREATE TABLE person ( 
        id   SERIAL, 
        name TEXT 
    );

ϼưŪ˼Τ褦ޤ:

    CREATE SEQUENCE person_id_seq;
    CREATE TABLE person ( 
        id   INT4 NOT NULL DEFAULT nextval('person_id_seq'),
        name TEXT
    );
d1184 1
a1184 1
        ϡ 7.3 ʹߤϼưŪˤϹԤʤʤʤޤ
d1187 149
a1335 2
֤ˤĤƤΤäȾܤϡ饤ޥ˥奢 create_sequence 򤴤
󤯤
d1337 17
a1353 1
4.11.2) SERIALǡͤϡɤޤ
d1355 37
a1391 139
ҤȤĤˡϡnextval() ؿȤäƤͤ(before) SEQUENCE 
֥Ȥ鼡 SERIAL ͤФ줫ºݤ򤹤뤳ȤǤ
4.11.1 Υơ֥ȤȤȡǤϤΤ褦ˤʤޤ

    new_id = execute("SELECT nextval('person_id_seq')");
    execute("INSERT INTO person (id, name) VALUES (new_id, 'Blaise Pascal')");

ơnew_id ¸ͤ¾Υ(ȤС person ơ֥
볰(foreign key)Τ褦)ȤȤ褤Ǥ礦ưŪ˺줿SEQUENCE
֥Ȥ̾ϡ<table>_<serialcolumn>_seq Τ褦ˤʤꡢΤtable
 serialcolumn Ϥ줾ơ֥̾SERIAL̾Ǥ

뤤ϡͿ줿SERIALͤ򡢤줬ͤȤ줿(after)
currval() ؿȤäƼФȤǤޤȤС

    execute("INSERT INTO person (name) VALUES ('Blaise Pascal')");
    new_id = execute("SELECT currval('person_id_seq')");

4.11.3) currval() ¾Υ桼Ȥζ֤˴٤뤳ȤϤʤǤ

Ϥޤcurrval() ϡ٤ƤΥ桼ǤϤޤ󤬡ɼԤΥå
Ϳ줿ߤ֤ͤޤ

4.11.4) ȥ󥶥ǤȤˤ⤦ɥֹ椬Ȥʤ
ϤʤǤ󥹡SERIAL˶ΤϤʤǤ

Ʊ뤿ˡ¹Υȥ󥶥ˡɬפ˱ƥȥ󥶥
󤬽λޤǥåʤ褦ͤͿƤޤΤȥ
ǤֹƤ˥åפޤ

4.12) OID ȤϲǤ CTID ȤϲǤ

PostgreSQLǤĤ뤹٤ƤΥϡWITHOUT OIDS ǤĤʤդ
OIDޤ OIDϼưŪ4ХȤͿ졢ϡ󥹥ȥ졼
̤ưդͤȤʤޤ40ǥСեơOIDϽ
ʣ򤷤ϤޤPostgreSQLƥơ֥˥󥯤tOID
Ȥޤ

桼Υơ֥Υ˰դֹդ뤿ˤϡ OID ǤϤʤ SERIAL 
ΤǤ褤Ǥ礦SERIALϢ֤1ĤΥơ֥ǤΤ߰դˤʤ뤫ǡ
Сե򵯤ˤȹͤޤ 8ХȤΥͤ¸뤿
ˡSERIAL8ޤ

CTID ϡʪ֥åȥեåȤͤǼ̤뤿˻Ȥޤ
CTIDϡ줿ɹߤ줿ȤѤޤޤʪ򺹤
˥ǥåεܤ˻Ȥޤ

4.13) 顼å "ERROR: Memory exhausted in AllocSetAlloc()"ФΤϤ
Ǥ

餯ƥβۥ꡼ƻȤ̤ƤޤäƤǽ뤫
ͥ뤬꥽ˤĤƤͤ㤹ǽޤpostmaster
ưˤƤߤƤ

    ulimit -d 262144
    limit datasize 256m

ˤäơɤ餫ҤȤĤǤ礦ϥץΥǡ
¤⤯ꤷ֤󥯥꤬뤹褦ˤʤǤ礦Υ
ɤϸԤΥץȡΥޥɤ餻˺ƤΥ֥ץ
ĤŬѤޤХåɤȤƤ¿Υǡ֤SQL 饤
Ȥ꤬³ƤΤǤС饤Ȥ򳫻ϤˤƤߤƤ


4.14) ɤΥС PostgreSQL 餻Ƥ뤫Ĵ٤ˤϤɤޤ

psql  SELECT version(); 򥿥פޤ

4.15) ߤλ郎ǥեȤȤʤ褦ʥϤɤΤ褦ˤĤޤ

CURRENT_TIMESTAMPȤޤ:

    CREATE TABLE test (x int, modtime TIMESTAMP DEFAULT CURRENT_TIMESTAMP );

4.16) (outer join)ϤɤΤ褦˼¸ޤ?

PostgreSQL  SQL ɸ๽ʸȤ(祤)򥵥ݡȤޤ
 2Ĥ꤬ޤ

    SELECT *
    FROM t1 LEFT OUTER JOIN t2 ON (t1.col = t2.col);

뤤

    SELECT *
    FROM t1 LEFT OUTER JOIN t2 USING (col);

ξħŪʥǤ t1.col  t2.col ȷ礷ơt1 η礵ʤä
(t2 Ȱפʤä)֤ƤޤRIGHT  t2 η礵ʤä
äǤ礦FULL ϡפ t1  t2 Ϸ礵ʤä
֤Ǥ礦OUTER Ȥդϥץ LEFT, RIGHT, ޤ FULL 
ɤηꤵƤޤ̾INNERȸƤФޤ

4.17) ʣΥǡ١Ȥ䤤碌ϤɤΤ褦ˤФǤޤ

ԤΥǡ١ʳؤ䤤碌ˡϤޤ󡣤ȤΤPostgreSQL
ǡ١ͤΥƥ५ɤ߹िǡˤϡȤΤդ
ˤǡ١ۤ䤤碌򤹤뤹٤ޤ

contrib/dblink ϥǡ١(cross-database)䤤碌ؿƽФˤ
ޤ󡢥饤ȤƱ³̤Υǡ١ؤĥʤƤϤ
餺̤򥯥饤¦ǥޡʤƤϤʤޤ

4.18) ؿʣΥޤϥ֤ˤϤɤޤ

֤ؿ(Set Returning Functions): http://techdocs.postgresql.org/guides/
SetReturningFunctions ȤȴñǤ



4.19) PL/PgSQL δؿǰơ֥˥Ȥɤ "relation
with OID ##### does not exist" Ȥ顼ΤǤ礦

PL/PgSQL ϴؿץȤ򥭥å夷Թˤ⤽Ѥǡ PL/PgSQLؿ
ơ֥˥硢ǤΥơ֥äƺʤ졢ؿ
ٸƤӽФȡδؿϥå夷ƤؿƤϤޤŤơ
֥򺹤ޤޤǤΡȤơPL/PgSQL EXECUTE 
ơ֥ؤΥΤ˻Ȥޤȡѡľ
褦ˤʤޤ

4.20) ɤΤ褦ʥץꥱΥ塼󤬤ޤ

֥ץꥱפȰǸޤץꥱ򤹤뤿εѤϤ
Ĥꡢ줾졢ȷޤ

ޥ졼֤Υץꥱϡɤߡ񤭤Υ륷󥰥ޥ
ǽǡ졼֤ǤɤߡSELECT䤤碌դ뤳ȤǤޤ
Ǥ͵롢ե꡼ѤǤ롢ޥݥ졼֤PosrgreSQLץꥱ
󥽥塼ϡ Slony-I Ǥ

ޥݥޥΥץꥱϡɤߡ񤭤ΥȤꡢʣΥץ
Ȥ륳ԥ塼뤳ȤǤޤεǽϡд֤ѹƱ
ɬפʤᡢǽ˽ʾ׷Ϳޤ Pgcluster ϡΤ褦ʥ塼
ȤPosrgreSQLΤ˥ե꡼ѤǤΤȤơǤ͵ޤ

¾ˤ⡢Ѥϡɥݥ١Υץꥱ󥽥塼󤬤
ʥץꥱǥ򥵥ݡȤƤޤ

 
d1393 100
d1496 1
a1496 1
  ǽ:   2005ǯ0518
d1499 1
a1499 1
  FAQκˤ궨Ϥ򤷤Ƥä(ɾΤάƤޤ):
d1501 1
a1501 1
                 ̭(Minoru TANAKA <Tanaka.Minoru at keiken.co.jp>)
d1508 1
a1508 1
                 Ϻ(Sintaro SAKAI <s_sakai at mxn.mesh.ne.jp>)
d1511 1
a1511 1
                 й(Shigehiro HONDA <fwif0083 at mb.infoweb.ne.jp>)
d1518 3
a1520 5
  Ϥᡢݥȥ쥹˴ؤ˭٤ܸݥȥ쥹᡼󥰥
  ȡ ΤääƤ줿 JF(Linux Japanese FAQ Mailing List)ץ
  ȡFreeBSD ɥơץȡ ¾ľܤ뤤
  ϴŪˤäƤ뤹٤ƤΥץ󥽡ߥ˥ƥγ
  դޤ
d1522 2
a1523 2
  ܸǤΤʸ ܲ "Frequently Asked Questions"  Υڡ "Japanese FAQ" ȤФǤޤ
  ޤǿǤϰʲΥȤˤޤ
a1525 1
        http://www.rccm.co.jp/~juk/pgsql/(FAQ PostgreSQL ˤĤƤ褯)
d1527 1
a1527 1
  ʤ˴ؤ뤴ո(juk at PostgreSQL.jp)ޤǤ󤻤
a1528 1

@


1.21.4.3
log
@Update Japanese FAQ.

 Jun Kuwamura
@
text
@d3 1
a3 1
ʸǽ: Wed Sep 28 07:45:42 EDT 2005
d18 1
a18 1
                                                2005ǯ1005    ¼ 
d21 1
a21 3


                                 Ūʼ
d23 2
d39 2
a40 2
                          桼饤Ȥμ

d43 1
a43 3
2.3) PostgreSQL ˥ե롦桼󥿡եϤޤ

                                 μ
d45 2
d58 2
a59 2
                                 μ

d92 1
a92 4
4.21) ơ֥ȥ̾꡼ǧʤΤϤʤǤ


                                 Ūʼ
d94 2
d100 1
a100 2
ޤȤˤäƤñ Postgres ȤƻȤޤȯʹͤ
ˡ MP3եޥåȤβե뤬ޤ
d119 1
a119 1

d153 1
a153 1

d158 1
a158 1

d169 1
a169 1

d190 1
a190 1

d199 1
a199 1
Web֥饦ͳȡ http://www.postgresql.org/ftp/줫顢ftpͳȡ
d205 1
a205 1
ޤŻҥ᡼ꥹȤ򥵥֥饤֤뤿ΥᥤȤʤ륦֥Ȥ
d223 1
a223 1
        JPUG ȿǡPostgreSQLѤã߶ϤξȤʤäƤޤ
d230 2
a231 3
        ܸIRCͥ '#PostgreSQL:*.jp' ¸ߤޤ
    ]

d246 1
a246 1
PostgreSQL κǿǤϥС 8.0.4 Ǥ
d248 2
a249 2
桹ϡ1ǯ˥᥸㡼꡼ԤʤȤΥޥʡ꡼ײ褷
ޤ
d260 1
a260 1

d263 1
a263 1

d267 1
a267 1

d277 1
a277 1

d285 1
a285 1

d292 1
a292 1
        ܸνˤĤƤϡPostgreSQL桼Ρhttp://www.postgresql.jp/PostgreSQL/references.html
d295 1
a295 1

d305 1
a305 1
PostgreSQLϳĥ줿SQL:2003Υ֥åȤ򥵥ݡȤޤ桹Υڡ TODO
d338 1
a338 1

d389 1
a389 3


                          桼饤Ȥμ
d391 2
d410 1
a410 1
Web ؤγĥΤˤϡPHP(http://www.php.net/) ۤ󥿡եȤ
d420 1
d422 1
a422 2

ʣʾ硢¿οͤ Perl 󥿡ե CGI.pm  mod_perl Ȥ
d425 1
a425 1
2.3) PostgreSQL ˥ե롦桼󥿡եϤޤ
d430 1
a430 3


                                 μ
d432 2
d463 2
a464 2


d468 5
a472 5
    ꥹȤ򤴤󤯤( JPUGȤܸ)ơȤơ
    http://www.varlena.com/varlena/GeneralBits/Tidbits/annotated_conf_e.html 
    ӡ http://www.varlena.com/varlena/GeneralBits/Tidbits/perf.html 򤴤
    󤯤

d477 1
a477 1

d512 1
a512 3


                                 μ
d514 2
d533 8
a540 8
psql  \dtޥɤȤäƥơ֥򸫤뤳ȤǤޤpsql \? 
äơޥɤꥹȤĴ٤뤳ȤǤޤǡpsql Υɤǡ
Хåå女ޥɤϤ pgsql/src/bin/psql/describe.c եɤ
ȤǤޤˤϡ SQL ޥɤʬޤޤޤޤ -E
ץդ psql 򳫻ϤȡϤ줿ޥɤ¹Ԥ뤿Υ
Ϥ褦ˤʤޤ PostgreSQL SQL  INFORMATION SCHEMA 
ե󶡤ޤΤǡǡ١ˤĤƤξ䤤碌뤳Ȥ
ޤ
d569 10
a578 10
    ǡ١κ祵?        ̵ (32 TB Υǡ١¸ߤ
                                     )
    ơ֥κ祵?            32 TB
    κ祵?                1.6TB
    եɤκ祵?          1 GB
    ơ֥Ǥκ?        ̵
    ơ֥Ǥκ祫?      ηˤä 250-1600
    ơ֥Ǥκ祤ǥå   ̵
    ?

a589 5
ҤȤĤ¤ϡ2,000ʸʾĹΥ˥ǥåդ뤳ȤǤ
ȤǤˤ⡢Τ褦ʥǥåϼºݤɬפޤĹ
MD5ϥåδؿǥåϰʤˤݸǡޤեƥȤ
ǥåǤϥñ򸡺뤳ȤǤޤ

d601 1
a601 1
    28 bytes: ƥΥإå()
d605 1
a605 1
    56 bytes per row
d610 2
a611 2
   -------------------   =  146 rows per database page (ڤΤ)
     56 bytes per row
d614 4
a617 4
   --------------------  =  685 database pages (ڤ夲)
      146 rows per page

  685 database pages * 8192 bytes per page  =  5,611,520 bytes (5.6 MB)
d634 1
a634 1
äƼ뤳ȤǤޤ׾Ȥäƥץƥޥϥơ֥ˤ
d668 1
a668 1

d670 1
a670 1

d672 1
a672 1

d674 1
a674 1

d681 1
a681 1
4.7) 䤤碌ץƥޥɤΤ褦䤤碌ɾΤ򸫤ˤϤɤ
a704 4
嵭ΥǥåUNIQUEǺ줿硢ʸȾʸǼǤ
ΰ㤤ʸǤäƤƱˤϤʤޤ󡣤ʸ
򥫥˳Ǽˤ CHECK󤫡ȥꥬȤäƤ

d724 2
a725 2
             ̾                      
    VARCHAR(n) varchar ĹΥꤹ롢ͤʪ̵
d727 4
a730 4
    TEXT       text    Ĺ̤ʾ¤̵
    BYTEA      bytea   ĹΥХ(null-byte safe)
    "char"     char    1ʸ

d751 3
a753 3
    CREATE TABLE person (
        id   SERIAL,
        name TEXT
d759 1
a759 1
    CREATE TABLE person (
d808 1
a808 1
ʣ򤷤ϤޤPostgreSQLƥơ֥˥󥯤뤿OID
d911 1
a911 21
4.21)ơ֥ȥ̾꡼ǧʤΤϤʤǤ

The most common cause is the use of double-quotes around table or + column
names during table creation. When double-quotes are used, + table and column
names (called identifiers) are stored case-sensitive, meaning you must use +
double-quotes when referencing the names in a query. Some interfaces, + like
pgAdmin, automatically double-quote identifiers during table + creation. So,
for identifiers to be recognized, you must either: äȤŪʸϡơ
֥ݤˡơ֥䥫ϤŰλѤǤŰ
ȡơ֥ȥ̾ʼ̻ҤȸƤӤޤˤʸȾʸζ̤򤷤Ƴ
Ǽ줹äơpgAdminΤ褦˥ơ֥ΤȤ˼ưŪŰ
ΤϥǤ̾ȤȤŰդʤƤϤʤʤ
Ȥ̣ޤΤᡢ̻Ҥǧ뤿ˤϰʲΤ줫򿴤ޤ


  ơ֥ȤŰǼ̻ҤϤȤ򤱤
  Use only lowercase characters in identifiers
  ̻ҤˤϾʸȤ
  ǻȤȤŰǼ̻ҤϤ


d916 1
a916 1
  ǽ:   2005ǯ1005
d938 5
a942 5
  Ϥᡢݥȥ쥹˴ؤ˭٤ܸPostgreSQL᡼󥰥ꥹȡ
  ΤääƤ줿ꡢĤå򤷤Ƥ
   JF(Linux Japanese FAQ)ץȡ
  FreeBSD ɥơץȡ ¾ľܤ뤤ϴŪ
  äƤ뤹٤ƤΥץ󥽡ߥ˥ƥΤߤʤޤ˴դޤ
@


1.20
log
@
Tag appropriate files for rc3

Also performed an initial run through of upgrading our Copyright date to
extend to 2005 ... first run here was very simple ... change everything
where: grep 1996-2004 && the word 'Copyright' ... scanned through the
generated list with 'less' first, and after, to make sure that I only
picked up the right entries ...
@
text
@d3 1
a3 1
ʸǽ: Sat Nov 20 17:28:23 EST 2004
d8 8
a15 2
ʸκǿǤ http://www.PostgreSQL.org/docs/faqs/FAQ.html Ǹ뤳Ȥ
ޤ
a16 1
ץåȥۡͭμˤĤƤ: http://www.PostgreSQL.org/docs/index.html
d32 1
a32 1
                                                2004ǯ1124    ¼ 
d106 1
a106 2
4.15.3) ¾Υ桼Ȥζ֤򤱤뤿ˤϡcurrval()  nextval() ϻȤ
ۤ褤ΤǤ礦
d141 1
a141 3
Post-Gres-Q-L(ݥ - 쥹 - 塼 - ) ȯޤȯʹ
ͤΤˡǥե http://www.postgresql.org/postgresql.mp3 
դƤޤ
d153 3
a155 2
ȤǤꡢʤȤˤäƤޤ󡣻äСhttp://
www.PostgreSQL.org/docs/faqs/FAQ_DEV.html ˤ볫ȯԸFAQ򸫤Ƥ
d199 1
a199 1
        ʬŪ (c) 1996-2005, PostgreSQLݳȯ
d239 2
a240 1
Ǥޤ
d247 3
a249 1
ΥȤ Novell Netware 6 ؤΰܿ⤢ޤ http://forge.novell.com
d314 5
a318 3
Freenode  EFNet #PostgreSQL Ȥ IRC ͥ⤢ޤ UNIX 
ɤ irc -c '#PostgreSQL' "$USER" irc.phoenix.net. 뤤ϡ irc -c '#
PostgreSQL' "$USER" irc.freenode.net. ȤäƻäǤޤ
d336 1
a336 1
PostgreSQL κǿǤϥС 7.4.5 Ǥ
d368 3
a370 2
psql ⡢黻ҡؿ󡢤¾ξ򤪸롢Ĥ餷
\d ޥɤޤ
d407 1
a407 1
        ޤ
d435 2
a436 2
http://www.PostgreSQL.org/bugs/bugs.phpPostgreSQL BugTool (Хġ)Υڡ
ˬƤߤƲХݡȤФˤĤƤμȻؿˤޤ
d459 1
a459 5
    ȵǽȤ߹ߤʤ⡢䤨ǽβ³ƤޤPostgreSQL 
    MySQL ȤӤƤ Web ڡhttp://openacs.org/philosophy/
    why-not-mysql.htmlˤޤޤMySQLϡʤ򥪡ץ󥽡̤
    ۤơեȥȤƤξѥ饤󥹤׵᤹ȤǤ
    ꡢPostgreSQLΤ褦ʥץ󥽡ȯߥ˥ƥǤϤޤ
d499 3
a503 3
ˡPostgreSQLȤä򤪻ǤСҡλҲ
 http://advocacy.postgresql.orgؤ꤯

a512 5
    [:
        ǿǤϰʤΥȤˤޤ
        http://w2422.nsk.ne.jp/~inoue/indexj.html
    ]

d556 5
a560 4
www.pgadmin.org)⤢ޤ RHDB Admin (http://sources.redhat.com/rhdb/ )
Rekall ( http://www.thekompany.com/products/rekall/, proprietary)⤢ޤ
PhpPgAdmin ( http://phppgadmin.sourceforge.net/ ) PostgreSQLؤWeb١Υ
󥿡ե󶡤ޤ
d609 3
a611 2
ΤޤޤǡʤȤ1MBɬפǤ PostgreSQL Administrator's Guide ˶ͭ
꡼ȥޥեˤĤƤξξܺ٤ޤΤǤ
d652 4
a655 3
塼˥󥰤Υץ󤬤Ĥޤpostmaster  -o -F ץǵ
ư뤳Ȥˤäơfsync() ̵ˤ뤳ȤǤޤˤäơƥȥ
 fsync() ǥǥ򹹿Τߤᤵޤ
d657 1
a657 1
postmaster -B ץȤäƥХåɡץˤȤ붦ͭ
d660 2
a661 2
Ǥ礦ͤǤϡ줾ΥХåե礭 8K ǡХåե 64 

d663 3
a665 3
Хåɤ -S ץȤäơ줾ΥХåɡץŪ
¤ؤˤäƻȤ꡼κ祵䤹ȤǤޤ -S 
ϥХñ̤ǡͤ 512 (ʤ512K)Ǥ
d701 12
a712 7
⤷postmasteräƤС륦ɥ psql򳫻Ϥȡpsql ǻȤ
 postgres ץPIDĤޤǥХåȤä postgresPID˥
å(attach)ޤǥХå椫֥졼ݥȤ򥻥åȤpsql 䤤
碌ȯԤޤǥХΤpostgresưϡPGOPTIONS="-W n" 
Ǥ줫顢psql 򳫻Ϥޤˤꡢn óϤ٤餻ϤʤΤ
ǥХåǥץ˥åơ֥졼ݥȤꤷϤɤ
ƸƤ椯ȤǤޤ
d714 4
a717 2
PostgreSQL ץˤϡǥХǽ¬ˤȤƤΩ -s -A -t Υ
ץ󤬤ޤ
d963 11
a973 1
  initdb ˤƤϡǥեȤC뤬ȤʤƤϤʤޤ
d1130 2
a1131 3
PerlDBI Edmund Mergl κä DBD::Pg ⥸塼ȤС$sth->execute()
θ $sth->{pg_oid_status} ͳƤ OID ͤȤ褦ˤ뤳ȤϤǤ
ޤ
d1133 1
a1133 2
4.15.3) ¾Υ桼Ȥζ֤򤱤뤿ˤϡcurrval()  nextval() ϻȤ
ۤ褤ΤǤ礦
d1374 1
d1380 1
a1380 1
  ǽ:   2004ǯ1124
@


1.19
log
@Update Japanese FAQ.

Jun Kuwamura
@
text
@d174 1
a174 1
Portions Copyright (c) 1996-2004, PostgreSQL Global Development Group Portions
d196 1
a196 1
        ʬŪ (c) 1996-2004, PostgreSQLݳȯ
@


1.18
log
@Update Russian FAQ.

Viktor Vislobokov
@
text
@d3 1
a3 1
ʸǽ: Tue Aug 31 23:28:02 EDT 2004
d27 1
a27 1
                                                2004ǯ1018    ¼ 
d119 1
a119 2
4.27) ɤΤ褦ʥץꥱ󥪥ץѤǤޤ?
4.28) ɤΤ褦ʰŹ沽ץѤǤޤ?
d996 2
a997 3
          󥿡Ҳ¿֥ȤؤγĥǤܤϡ
        http://www.interwiz.koganei.tokyo.jp/software/geometric/index.html
        
d1296 1
a1296 18
4.27) ɤΤ褦ʥץꥱ󥪥ץѤǤޤ?

ޥ졼֤Υץꥱ󥪥ץ󤬤ĤѲǽǤ
ץǤϥޥΤߤǡ١ѹǤ졼֤ϥǡ١
Ǥ http://gborg.PostgreSQL.org/genpage?replication_research κǸ
ˤƤޤޥ-ޥΥץꥱˤ륽塼
 http://gborg.PostgreSQL.org/project/pgreplication/projdisplay.php ˤƺ
ʤƤޤ

[ Jan Wieckˤ륫ɲǽʥޥ졼ַΥץꥱ
Slony-I http://gborg.postgresql.org/project/slony1/projdisplay.php аãפ
ˤ륳ͥס륵 PGPool http://www2b.biglobe.ne.jp/~caco/pgpool/
ëƤˤޥޥƱץꥱ PGCluster http://
www.csra.co.jp/~mitani/jpug/pgcluster/index.html JPUG ʬȥ󥶥ȯ
ʬʲǤϡʰ¸ˤ󤬣ꥳߥåȤμԤޤ http://
www.postgresql.jp/wg/dt/index.html ]

4.28) ɤΤ褦ʰŹ沽ץѤǤޤ?
d1309 17
d1361 1
a1361 1
  ǽ:   2004ǯ1021
d1384 1
a1384 1
ΤääƤ줿 JF(Linux Japanese FAQ Mailing List)ץȡ
@


1.17
log
@Update Japanese FAQ.

Jun Kuwamura
@
text
@d21 1
a21 1
                http://www.PostgreSQL.jp/subcommittee/jpugdoc/
d234 9
a242 17
饤

С8.0ˤʤꡢPostgreSQL ϡWin2000, WinXP, Win2003ʤɤMicrosoft
Windows NT١Υڥ졼ƥ󥰥ƥǥͥƥ֤褦ˤޤ
åˤʤä󥹥ȡ餬http://pgfoundry.org/projects/pginstaller
Ǥޤ



ߡCygnus Unix/NT ܿ饤֥ Cygwin ȤäơPostgreSQL ǡ١
Ф Windows NT  Win2k ǲƯƤޤۤ˴ޤޤpgsql/doc/
FAQ_MSWIN뤤ϡ http://www.PostgreSQL.org/docs/faqs/text/FAQ_MSWINˤ
MS Windows FAQ 

MS Win NT/2000/XP ͥƥǤؤΰܿ߿ʹǤäȾܤWindows
PostgreSQLζᶷϡhttp://techdocs.postgresql.org/guides/Windows http://
momjian.postgresql.org/main/writings/pgsql/win32.html 򸫤Ƥ
d244 1
a244 1
Novell Netware 6 ΰܿ⤢ޤ http://forge.novell.com.
d1307 7
a1313 4
[ JPUG ʬȥ󥶥ȯʬʲǤϡʰ¸ˤ濴ˣꥳߥå
μԤʤäƤޤ http://www.postgresql.jp/subcommittee/dt/index.html
http://www.snaga.org/jpug-dt/ ëƤˤץꥱPGReplicate
http://www.csra.co.jp/~mitani/jpug/pgreplicate/ ]
d1363 1
a1363 1
  ǽ:   2004ǯ1018
d1391 1
a1391 1
        http://www.PostgreSQL.jp/subcommittee/jpugdoc/JPUGʸ񡦽ҴϢʬʲ
@


1.16
log
@Update Japanese FAQ.

Jun Kuwamura
@
text
@d3 1
a3 1
ʸǽ: Fri Jun 4 00:09:16 EDT 2004
d27 1
a27 1
                                                2004ǯ0822    ¼ 
d236 4
a239 7
MS Windows ץåȥۡ餻뤿ˡlibpq C 饤֥ꡢpsql¾
󥿡եӡ饤ȥץꥱ򥳥ѥ뤹뤳Ȥϲ
ǽǤξ硢饤Ȥ MS Windows 餻ơTCP/IP ͳǥݡ
Ƥ Unix ץåȥۡ륵Ф̿ޤ

Win32 libpq 饤֥ psql 뤿ˡwin32.mak ۤ˴ޤޤƤޤ
PostgreSQL ODBC 饤ȤȤ̿Ǥޤ
d487 2
a488 2
Ϥ٤ơMarc FournieΤǡϤδפǯˤ錄ä¤
Ƥޤ
d490 2
a491 2
ɤפϥץ󥽡ץȤˤȤäƤϤȤƤڤʤΤǡʤ
򼺤ץȤʬ򤷤ޤ
d494 8
a501 8
η񤬤ޤ⤷ʤ䤢ʤβҤˡϤΤλ
뤿˻ܤȤǤ褦Ǥ顢http://store.pgsql.com/shopping/
դ򤪴ꤤޤ

ޤWebڡˤ PostgreSQL,Inc Ȥޤ"(contributions)"
ƥ PostgreSQL ץȤ򥵥ݡȤ뤿Τǡ褷β
ҤΤλΤǤϤޤ󡣤⤷(check)Թ礬褱Ϣ
νؤ겼
d505 2
a506 2
ˡ⤷PostgreSQLǤ򤪻ǤСҡλ㥵 
http://advocacy.postgresql.orgؤ꤯
d639 4
a642 4
ͤǤϡPostgreSQL  unix ɥᥤ󥽥åȤȤޥ󤫤³
ޤpostgresql.conf  tcpip_sockets ͭˤ$PGDATA/
pg_hba.conf եŬڤľơۥȼƳǧڤȤʤ¾Υ
󤫤³ǤʤǤ礦ˤTCP/IP³ǽˤʤޤ
d964 4
d1368 1
a1368 1
  ǽ:   2004ǯ0822
d1388 1
@


1.15
log
@Update Japanese FAQ.

Jun Kuwamura
@
text
@d3 1
a3 1
ʸǽ: Mon Mar 29 00:07:11 EST 2004
d27 1
a27 1
                                                2003ǯ0920    ¼ 
d74 1
d138 3
a140 3
Post-Gres-Q-L.(ݥ - 쥹 - 塼 - ) ȯޤȯʹ
ͤΤˡǥե http://www.postgresql.org/postgresql.mp3 
ѰդƤޤ
d157 1
a157 1
PostgreSQL ɤǤ POSTGRES ϥե˥إС쥤ˤ
d255 1
a256 13
[

Win32ͥƥ(Win32 Native version)

          Windows-Native С & 饤ȥѥåƣˤ
        ݻƤޤ
            http://hp.vector.co.jp/authors/VA023283/PostgreSQL.html
        (Windows-Native Server&Client Package for PostgreSQL by Hiroshi Saito)
            http://hp.vector.co.jp/authors/VA023283/PostgreSQLe.html



]
d267 1
d284 2
a285 2
뤳ȤǤеǤޤΥꥹȤؤλäΤϡŻҥ᡼ʸ(Subject
ԤǤϤޤ)˼ΣԤ񤤤ơ
d308 1
a308 1
Ƚ񤤤bugs-request@@PostgreSQL.org Żҥ᡼äƲ
d320 3
a322 3
EFNet #PostgreSQL Ȥ IRC ͥ⤢ޤ UNIX ޥɤ irc -c '#
PostgreSQL' "$USER" irc.phoenix.net. 뤤ϡ irc -c '#PostgreSQL' "$USER"
irc.freenode.net. ȤäƻäǤޤ
d325 3
a327 3
          1999ǯ723PostgreSQL桼(ˤۤ ݤȤ줹 桼 )άJPUG
        ΩޤJPUG ȿǡPostgreSQLѤã߶ϤξȤʤäƤޤ  
        2003ǯ517ʤäơPostgreSQL桼פ̾Τޤ
d332 2
a333 6
          1990ǯ椴ꡢݥȥ쥹ܸ᡼󥰡ꥹȤа ãפ󤬼ŤƤޤܺ٤ϡ
                http://www.sra.co.jp/people/t-ishii/PostgreSQL/ML/info.html
        ֤򡢤來ꤵpgsql-jp MLƥ
                http://datula.mio.org/~iwakiri/pgsql_jp/
        Ǹ뤳ȤǤޤ
        ]
a337 6
    [:
         ܤǤϡSRA Inc. ץ󥷥ƥ ˤƾѥݡȤԤʤƤޤ
        ߥ饯롦ʥå  "Miracle Linux for PostgreSQL" ȥݡȤ
        Ϥޤ
    ]

d340 1
a340 1
PostgreSQL κǿǤϥС 7.4.2 Ǥ
a440 2
 http://PostgreSQL.orgˤǿ FAQ åƲ

d461 6
a466 11
    Features˼褦ʵǽϤޤäޤ󡣲桹ϡPostgreSQL˽
    ȵǽȤ߹ߤʤ⡢䤨ץե顼˳ݤ꥽
    Ϥꤷơǽβ³ƤޤPostgreSQL  MySQL ȤӤ
    Ƥ Web ڡhttp://openacs.org/philosophy/why-not-mysql.html
    ޤޤMySQLϡʤ򥪡ץ󥽡̤ۤơ
    եȥȤƤξѥ饤󥹤׵᤹ȤǤ⤢ꡢPostgreSQLΤ
    ʥץ󥽡ȯߥ˥ƥǤϤޤ
    PostgreSQLϡUnixץư뤳Ȥˤ桼³ޤʣ
    ΥХåɡץåʤǡХåեͭ
    ޤޥCPUǤϡñʣΥХåɤ򤽤줾CPU餻뤳
    Ǥޤ
d469 1
a469 1
    ȤơꤷɤХǾˤƤ꡼褦˶ФƤޤ
d498 1
a498 1
뤿˻ܤȤǤ褦Ǥ顢https://store.pgsql.com/shopping/
d567 1
a567 1
PgAccess http://www.pgaccess.com ޤޤޤ PgAdmin III (http://
a572 4
PgAccess ȸƤФ餷ե롦桼󥿡եꡢ
ۤȶ˽в٤ޤPgAccess ˤϥݡȡͥ졼⤢ޤWeb ڡ
http://www.pgaccess.org/Ǥ

d583 1
a583 1
  C (libpq, libpgeasy)
d589 2
a590 3
¾Ѳǽʥ󥿡ե http://www.PostgreSQL.org/interfaces.html
ӡ http://gborg.postgresql.org Drivers/InterfacesΥˤޤ

d620 1
a620 1
ΤޤޤǡʤȤ1MBɬפǤ PostgreSQL Administrator's Gide ˶ͭ
d637 2
a638 2
ΥݡȤ򤷤Ƥʤ⤷ޤ PostgreSQL Administrator's Gide ˶ͭ
꡼ȥޥեˤĤƤξξܺ٤ޤ
a646 3
ǽʥޥե٤Υǡ١˥åȤ
ޤ

a734 3
ιǤ-NϺ1024ޤǤޤ⤷äɬפǤinclude/
config.hMAXBACKENDSäƹۤޤ⤷˾ʤconfigure
--with-maxbackendsؤȤäơ-NδͤǤޤ
d742 1
a742 1
(NFILENINODE ǧ˴ޤޤޤ PostgreSQL˵ХåɤΥ
d778 13
a790 3
Ʊ꡼ǤϥǥǤΥեޥåȤѹϤʤΤǡåץ졼ɤˤ
סꥹȥǤϤʤpg_upgrade ץȤȤȤǤޤ꡼
Ȥˤϡpg_upgrade Ѳǽʥ꡼ɤƤޤ
d822 6
a827 6
describe.cե򸫤뤳ȤǤơˤpsqlΥХåå女ޥ
ɤνϤSQLޥɤޤޤƤޤޤpsql -E ץȰ
˳Ϥȡ¹Ԥޥɤ¹Ԥ뤿˻Ȥ䤤碌Ϥ褦
ʤޤPostgreSQLϤޤSQLiб INFORMATION SCHEMA 󥿡ե
դƤơǡ١ˤĤƤξ뤿䤤碌ȤȤǤ

d848 1
a848 1
    ALTER TABLE DROP tab COLUMN old_col;
d864 1
a864 1
ơ֥Ǥκ祤ǥ? ̵
d875 1
a875 1
ܤ뤳ȤǤޤ
d888 1
a888 1
    36 bytes: ƥΥإå()
d892 1
a892 1
   64 bytes per row
d897 2
a898 2
   -------------------   =  128 rows per database page (ڤ夲)
     64 bytes per row
d901 1
a901 1
   --------------------  =  782 database pages
d904 1
a904 1
782 database pages * 8192 bytes per page  =  6,406,144 bytes (6.4 MB)
d915 3
a917 1
Хåå塦ޥɤμ򸫤ˤ \? ȤäƲ
d921 1
a921 2
㼨Ƥޤޤpg_ ǻϤޤ륷ƥơ֥ˤ⵭ҤƤޤ
ˡpsql -l Ϥ٤ƤΥǡ١ꥹɽޤ
d935 3
a937 3
ΤꡢǥåȤ٤ΤηǤޤ׾
ŬʷˡǤ⵮ŤʤΤ⤢ޤ׾μϡ
֥Ƥ˷֤ʤ٤Ǥ
d954 2
a955 2
СSET enable_seqscan TO 'off'ȤäƥǥǤޤʤ®
äƤ뤫ƥȤ򤷤ƤߤƤ
a1034 2
        WHERE lower(textfield) LIKE lower(pattern)

d1044 1
a1045 2
"char"          char            ʸ
VARCHAR(n)      varchar         ĹΥꤹ롢ͤʪ̵
d1048 1
d1060 5
a1064 5
¤ޤTEXT Ĺ¤̵ʸ¸ΤΤǡ 1Х
ȤǤ CHAR(n)ϡVARCHAR(n)Ϳ줿ʸ¸ΤФ֥
ͤǤĤƱĹʸ¸Τ˺ŬǤBYTEAϡʬŪNULL
ΥХȤޤХʥǡ¸뤿ΤΤǤΥפƱ
ǽޤ
d1095 1
a1095 2
ޤ Bruce Momjian (http://www.PostgreSQL.org/docs/aw_pgsql_book)
Numbering RowsξϤˤꤢޤ
d1152 5
a1156 6
        CREATE TABLE new (old_oid oid, mycol int);
        SELECT old_oid, mycol INTO new FROM old;
        COPY new TO '/tmp/pgtable';
        DELETE FROM new;
        COPY new WITH OIDS FROM '/tmp/pgtable';

d1225 1
a1225 1
        CREATE TABLE test (x int, modtime timestamp DEFAULT >CURRENT_TIMESTAMP );
d1236 1
a1236 1
        WHERE col1 IN (SELECT subcol FROM subtab)
d1266 4
a1269 3
ʤɤηꤵƤޤΥ꡼Ǥϳ(outer join)UNION 
NOT IN Ȥäƥߥ졼ȤǤޤȤСtab1  tab2 礹Ȥϡ
䤤碌ĤΥơ֥礷ޤ
d1292 1
a1292 1
7.3Ǥϴؿ顢ʣԤΤʣñ֤ޤ http://
d1367 1
a1367 1
  ǽ:   2004ǯ0428
d1389 2
a1390 2
ΤääƤ줿 JF(Linux Japanese FAQ Mailing List)ץȡ¾
ľܤ뤤ϴŪˤäƤ뤹٤ƤΥץ󥽡ߥ˥ƥγ˴դޤ
@


1.14
log
@Update Japanese FAQ, from Jun Kuwamura
@
text
@d3 1
a3 1
ʸǽ: Tue Sep 9 18:42:51 EDT 2003
d47 1
a47 1
1.14) ¾DBMSΤ٤PostgreSQLϤɤʤΤǤ
d78 1
a78 1
4.2) ǽοΤߤ select ˤϤɤޤʹԡ
d137 3
a139 1
Post-Gres-Q-L.(ݥ - 쥹 - 塼 - ) ȯޤ
d142 4
a145 4
ƥβǤǤPostgreSQL  POSTGRES ζϤʥǡǥ˭٤ʥǡ
()ݻʤ顢POSTGRES ǻȤ줿 PostQuel 䤤碌򡢳
ĥ SQL Υ֥åȤ֤ƤޤPostgreSQL ̵Ǵʥ
ѤǤޤ
d150 3
a152 1
ब PostgreSQL ȯΤ٤ƤݤߤƤޤ
d174 1
a174 1
Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group Portions
d196 1
a196 1
        ʬŪ (c) 1996-2002, PostgreSQLݳȯ
d202 2
a203 2
        ơѡʣդεĤ򡢤ʤŪǤä⡢̵
        ǤƱս̵˹Ԥʤ뤳Ȥ򤳤ǧޤ
d227 3
a229 3
ŪˡǶUnixߴץåȥۡʤPostgreSQLϤ餻ϤǤ
꡼λǼºݤ˥ƥȤԤʤäȤ𤬤ʤ줿ץåȥۡˤ
Ƥϥ󥹥ȡ󤷤Ƥޤ
d235 4
a238 4
MS Windows ץåȥۡ뤿ˡlibpq C 饤֥ꡢpsql¾Υ
󥿡եӡ饤ȥץꥱ򥳥ѥ뤹뤳Ȥϲǽ
Ǥξ硢饤Ȥ MS Windows 餻ơTCP/IP ͳǥݡȤ
Ƥ Unix ץåȥۡ륵Ф̿ޤ
d313 6
a318 2
ХݡѤΥ᡼󥰥ꥹȤ⤢ޤΥꥹȤؤλä "ʸ"Ȥä
ˡ bugs-request@@PostgreSQL.org Żҥ᡼äƲ
d330 3
a332 2
EFNet  OpenProjects  #PostgreSQL Ȥ IRC ͥ⤢ޤ UNIX 
ޥɤirc -c '#PostgreSQL' "$USER" irc.phoenix.net ȤäƤޤ
d360 1
a360 1
PostgreSQL κǿǤϥС 7.3.4 Ǥ
d466 1
a466 1
1.14) ¾DBMSΤ٤PostgreSQLϤɤʤΤǤ
d480 10
a489 7
    òǡ١ƥˤ٤ơPostgreSQL٤Τ
    ȥ󥶥ˤ륪Сإåɤ뤫ǤMySQLˤϾ
    Features˼褦ʵǽϤޤäޤ󡣲桹ϡPostgreSQL
    ȵǽȤ߹ߤʤ⡢䤨ץե顼˳ݤ꥽
    ɤϤꤷơǽβ³ƤޤPostgreSQL  MySQL Ȥ
    ӤƤ Web ڡhttp://openacs.org/philosophy/
    why-not-mysql.htmlˤޤ
d506 3
a508 3
    ɤʤɤľܥǤ뤳ȤäơPostgreSQLΥݡȤϡ
    ¾DBMSݡȤͥ줿ΤȤʤäƤޤ˾ơξ
    ѥݡȤʤɤ⤢ޤFAQ1.6ˡ
d594 5
a598 5
PgAccess http://www.pgaccess.com ޤޤޤ PgAdmin II (http://
www.pgadmin.org Win32-only)⤢ޤ RHDB Admin (http://sources.redhat.com/
rhdb/ ) Rekall ( http://www.thekompany.com/products/rekall/, proprietary)⤢
ޤ PHPPgAdmin ( http://phppgadmin.sourceforge.net/ ) PostgreSQLؤWeb
١Υ󥿡ե󶡤ޤ
d675 3
a677 3
ޤpostmaster ư -i եåä$PGDATA/pg_hba.conf ե
ŬڤľơۥȼƳǧڤȤʤ¾Υޥ󤫤³Ǥ
Ǥ礦ˤTCP/IP³ǽˤʤޤ
d685 3
a687 3
Τ˥ǥå䤤碌®٤ޤEXPLAINޥɤ PostgreSQL 
ɤΤ褦ˤʤ䤤碌Ƥ뤫򸫤뤳ȤǤơɤΥ
ǥåȤƤ뤫򸫤뤳ȤǤޤ
d703 3
a705 3
ͥζͭ꡼֤ͤۤƤޤä postmaster ʤ
ʤǤ礦ͤǤϡ줾ΥХåե礭 8K ǡХåե 64
Ǥ
d737 7
a743 7
⤷postmasteräƤʤСpostgresХåɤ򥳥ޥɹԤ餻
뤳ȤǤľSQLʸ򥿥פ뤳ȤǤޤΤ꤫ϡǥХŪ
ȤᤷޤߥǤϤʤԤ䤤碌νˤʤ뤳Ȥ
դƤ⤷ǥХܥƥѥ뤷ƤСǥХå
äƲƤ뤫򸫤뤳ȤǤޤpostmaster Хåɤ򳫻Ϥ
櫓ǤϤʤΤǡΩʴĶäƤΤǤϤʤåХåɤȤ
꤬ʣ뤳ȤϤޤ
d770 1
a770 1
ιǤ-NϺ1024ޤǤޤ⤷äɬפǤinclude/
d828 1
a828 1
4.2) ǽοΤߤ SELECTˤϤɤޤʹԡ
d839 1
a839 1
ʹԤSELECTˤϡʸȤޤ
d848 8
a855 4
psqlΥɤȤƽ񤫤줿 pgsql/src/bin/psql/describe.c եɤळ
ȤǤˤϡpsqlΥХåå女ޥɤˤϤΤSQL
ޥɤޤޤƤޤ psql  -E ץĤƵưСͿ
ɤ¹Ԥ뤿䤤碌Ϥޤ
d886 1
a886 1
ǡ١κ祵?       ̵ (4 TB Υǡ١¸ߤޤ)
d937 1
a937 1
NULLϥӥåȥޥåפ¸Ƥơ餬鷺˥ڡȤޤ
d1050 1
a1050 1
ʸȾʸ̤ʤӼΤ褦ɽǤ롧
d1093 1
a1093 1
ǽޤ
d1097 2
a1098 2
PostgreSQL  SERIAL ǡ򥵥ݡȤޤ֤ȥǥå
ưޤȤС
a1111 1
        CREATE UNIQUE INDEX person_id_key ON person ( id );
d1122 1
a1122 1
ǡ١פƤɤɬפϡOID¸뤿
d1260 4
a1263 4
ߡ䤤碌γƥˤĤ䤤碌η̤֤˥󤹤뤳
ˤꡢ䤤碌䤤碌˷礷Ƥޤ⤷䤤碌
֤䤤碌ιԤ֤ʤ顢̤INEXISTS֤뤳
ȤǤ
d1275 4
a1278 2
Ȥޤ줬üᤤǤsubcolϺդǤ٤Ǥ
Ǽ7.4ǽޤ
d1332 2
a1333 2
ơ֥륢Τ˻ȤȤǤǡ󥯥꡼Υѡľ
Ǥ礦
d1397 1
a1397 1
  ǽ:   2003ǯ0920
@


1.13
log
@  I updated Japanese translation of PostgreSQL FAQ
according to your version on May/30.
(HTML and TEXT files are gzipped.)

  Jun Kuwamura
@
text
@d3 1
a3 1
ʸǽ: Mon May 30 22:24:56 EST 2003
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                                                2003ǯ0630    ¼ 
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PostgreSQLζᶷϡhttp://techdocs.postgresql.org/guides/Windows򸫤Ƥ

d340 2
a341 2
ѥݡȲҤΥꥹȤhttp://www.ca.PostgreSQL.org/users-lounge/
commercial-support.htmlˤޤ
d351 1
a351 1
PostgreSQL κǿǤϥС 7.3.2 Ǥ
d353 1
a353 1
桹ϡ4˥᥸㡼꡼ԤʤȤײ褷Ƥޤ
d377 2
a378 2
http://www.jp.PostgreSQL.org/books/ ˤޤ PostgreSQL Ѿ󵭻⡢
http://techdocs.PostgreSQL.org/ ˤޤ
d640 2
a641 2
ΤޤޤǡʤȤ1MBɬפǤ PostgreSQL Administrator's Gide˶ͭ
꡼ȥޥեˤĤƤξξܺ٤ޤΤǤ
d860 1
a860 1
    ALTER TABLE DROP COLUMN old_col;
d871 1
a871 1
ơ֥κ祵?           16TB
d882 1
a882 1
ơ֥륵16TBϥڥ졼ƥ󥰥ƥˤեΥݡ
d886 2
a887 2
ǥեȤΥ֥å32kˤȺơ֥륵Ⱥ祫Ȥ
ޤ
d1133 4
a1136 3
ϺǤܿ㤤Ǥ礦PerlDBI Edmund Mergl κä DBD::Pg
⥸塼ȤС$sth->execute() θ $sth->{pg_oid_status} ͳƤ
OID ͤȤ褦ˤ뤳ȤϤǤޤ
d1334 6
a1339 3
  contrib/pgcrypto SQL䤤碌ǻȤΰŹ沽ޤߤޤ
  饤Ȥ饵СؤžŹ沽ͣˡpg_hba.conf
    hostsslȤȤˤޤ
d1343 1
a1343 1
  СϰŹ沽ե륷ƥȤä뤳ȤǤޤ
d1380 1
a1380 1
  ǽ:   2003ǯ0630
@


1.12
log
@Update Japanese FAQ, from Jun Kuwamura.
@
text
@d1 1
d3 12
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   PostgreSQL(ݥȥ쥹塼)ˤĤƤ褯Ȥβ(FAQ)
                                       
   ʸǽ: Mon Mar 17 11:32:59 EST 2003
   
   ߤΰݻ: Bruce Momjian (pgman@@candle.pha.pa.us)
   Maintainer of Japanese Translation: Jun Kuwamura (juk@@PostgreSQL.jp)
   
   ʸκǿǤ http://www.PostgreSQL.org/docs/faqs/FAQ.html
   Ǹ뤳ȤǤޤ
   
   ץåȥۡͤμˤĤƤ:
   http://www.PostgreSQL.org/users-lounge/docs/index.html
   ˲ޤ
   
(ʲԤˤ [  ] ȤǰϤǵޤ)
d25 1
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        ˤĤƤŤ(juk@@PostgreSQL.jp)ޤǥ᡼Ǥ󤻲

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                                                2003ǯ0410    ¼ 
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     _________________________________________________________________
   
                                Ūʼ
                                      
   1.1) PostgreSQLȤϲǤ ɤߤޤ
   1.2) PostgreSQLϤɤʤäƤޤ
   1.3) PostgreSQLưUnixץåȥۡϡ
   1.4) UnixʳΰܿǤǻȤΤϡ
   1.5) PostgreSQLϤɤǤޤ
   1.6) ݡȤϤɤǼޤ
   1.7) ǿǤϤɤǤ
   1.8) ɤΤ褦ʸ񤬤ޤ
   1.9) ΤΥХ̵̤ǽϤɤäƸĤޤ
   1.10) SQLϤɤгؤ٤ޤ
   1.11) PostgreSQL2000ǯ(Y2K)бƤޤ
   1.12) ȯˤϤɤΤ褦˻äޤ
   1.13) ХݡȤϤɤΤ褦ȯޤ
   1.14) ¾DBMSΤ٤PostgreSQLϤɤʤΤǤ
   1.15) PostgreSQL̤ǱˤϤɤФ褤Ǥ
   
                        桼饤Ȥμ
                                      
   2.1) PostgreSQL  ODBC ɥ饤СϤޤ
   2.2) PostgreSQL  Web
   ڡϢȤˤϤɤʥġ뤬ޤ
   2.3) PostgreSQL ˥ե롦桼󥿡եϤޤ
   2.4) ɤΤ褦ʸ PostgreSQL ̿Ǥ
   
                                μ
                                      
   3.1) ɤΤ褦ˤ /usr/local/pgsql ʳξ˥󥹥ȡǤ
   ޤ
   3.2) postmaster 餻ȡ Bad System Call
   ȤפȤΥåФޤʤǤ
   3.3) postmaster 餻褦Ȥȡ IpcMemoryCreate
   顼ФޤʤǤ
   3.4) postmaster餻褦Ȥȡ IpcSemaphoreCreate
   顼ФޤʤǤ
   3.5) ¾ΥۥȤ³ϤɤΤ褦椷ޤ
   3.6) ɤ
   ǽ뤿ˤϡǡ١󥸥ɤΤ褦ĴɤǤ
   
   3.7) ɤΤ褦ʥǥХǽȤޤ
   3.8) ³褦ȤȤ 'Sorry, too many clients'
   ФΤϤʤǤ
   3.9) pgsql_tmp ǥ쥯ȥˤϲޤ
   3.10)
   PostgreSQLΥ᥸㡼꡼򥢥åץǡȤΤ˥פȥꥹȥ
   ʤƤϤʤʤΤϤʤǤ
   
                                μ
                                      
   4.1) Хʥꡦ̾參Ȥΰ㤤ϲǤ
   4.2) ǽοΤߤ select ˤϤɤޤ
   4.3) ơ֥䤽¾ξΥꥹȤ psql ǸˤϤɤޤ
   4.4) ơ֥뤫饫κϤɤΤ褦ˤޤ
   4.5) ơ֥롢ǡ١κ祵ϡ
   4.6) Ūʥƥ
   ȥե뤫ǡ¸ˤϡǡ١Υǥ̤Ϥɤ
   餤ɬפǤ
   4.7)
   줿ơ֥롢ǥåǡ١ӡ桼ɤΤ
   ˤƸĤФޤ
   4.8)
   䤤碌٤ǥåȤäƤͻҤޤ󡣤ʤ
   
   4.9)
   䤤碌֥ƥޥɤΤ褦䤤碌ɾ뤫򸫤ˤϤ
   ޤ
   4.10) R-tree ǥåȤϲǤ
   4.11) Ū䤤碌ŬȤϲǤ
   4.12)
   ɽǤθʸȾʸȤ̤ʤɽϤɤΤ褦
   ¸ޤʸȾʸȤ̤ʤΤΥǥåϤ
   Τ褦˻Ȥޤ
   4.13) 䤤碌ǡեɤ NULL
   Ǥ뤳Ȥ򸡽ФˤϤɤޤ
   4.14) ʸΤ줾ΰ㤤ϲǤ
   4.15.1) (serial)ưʬեɤϤɤΤ褦ˤĤޤ
   4.15.2) SERIALǡͤϡɤޤ
   4.15.3) ¾Υ桼Ȥζ֤򤱤뤿ˤϡcurrval()  nextval()
   ϻȤʤۤ褤ΤǤ礦
   4.15.4) ȥ󥶥ǤȤ
   ˤ⤦ɥֹ椬ȤʤΤϤʤǤ󥹡SERI
   AL˶ΤϤʤǤ
   4.16) OID ȤϲǤ TID ȤϲǤ
   4.17) PostgreSQL ǻȤ뤤ĤѸΰ̣ϲǤ
   4.18) 顼å "ERROR: Memory exhausted in
   AllocSetAlloc()"ФΤϤʤǤ
   4.19) ɤΥС PostgreSQL
   餻ƤΤĴ٤ˤϤɤޤ
   4.20) 顼֥Ȥǡinvalid large obj
   descriptorȽФΤϤʤǤ
   4.21)
   ߤλ郎ǥեȤȤʤ褦ʥϤɤΤ褦ˤĤޤ
   4.22) ʤINȤ䤤碌ȤƤ٤ΤǤ
   4.23) (outer join)ϤɤΤ褦˼¸ޤ?
   4.24) ʣΥǡ١Ȥ䤤碌ϤɤΤ褦ˤФǤޤ
   4.25) ؿʣΥޤϥ֤ˤϤɤޤ
   4.26) ʤPL/PgSQL ؿ椫ơ֥μ¤ create/drop
   뤳ȤǤʤΤǤ礦
   4.27) ɤΤ褦ʥץꥱ󥪥ץѤǤޤ?
   4.28) ɤΤ褦ʰŹ沽ץѤǤޤ?
   
                       PostgreSQLγĥˤĤƤμ
                                      
   5.1) ʬǽ񤤤桼ؿ psql
   Ǽ¹ԤȥפƤޤΤϤʤǤ
   5.2) PostgreSQL
   Ѥ˽񤤤äŨʿؿ󶡤ƥץȤ˹׸
   ΤǤ
   5.3) ץ֤ CδؿϤɤΤ褦˽ޤ
   5.4)
   եѹޤƥѥ뤷ƤѲʤΤ
   ʤǤ
     _________________________________________________________________
   
                                Ūʼ
                                      
    1.1) PostgreSQL ȤϲǤ ɤߤޤ
    
   Post-Gres-Q-L.(ݥ - 쥹 - 塼 - ) ȯޤ
   
   PostgreSQL ϼ DBMS ѤΥץȥפǤä POSTGRES
   ǡ١ƥβǤǤPostgreSQL  POSTGRES
   ζϤʥǡǥ˭
   ٤ʥǡ()ݻʤ顢POSTGRES ǻȤ줿 PostQuel
   䤤碌򡢳ĥ SQL Υ֥åȤ֤
   ƤޤPostgreSQL ̵ǴʥѤǤޤ
   
   PostgreSQL γȯϡPostgreSQL
   ȯ᡼󥰥ꥹȤ˻äƤ볫ȯãΥǤ٤ƹԤʤƤ
   ޤߤκĹ Marc G. Fournier (scrappy@@PostgreSQL.org
   )Ǥ(1.6˻äλޤ)ߡΥब
   PostgreSQL ȯΤ٤ƤݤߤƤޤ
   
   Postgres95-1.01 濴ŪʳȯԤ Andrew Yu  Jolly Chen
   Ǥ¾ο͡ΥɤΰܿƥȡǥХӡ
   ɤ˻äޤPostgreSQL ɤǤ POSTGRES
   ϥե˥إС쥤ˤơ Michael Stonebraker
   λشΤȡ¿γ´ܿΥץޤϤˤ
   ޤ
   
   С쥤ˤ뤳ΥեȥΤȤ̾ Postgres
   ǤSQL εǽɲä줿 1995 ǯˤ̾ Postgres95
   ѹ졢1996 ǯνˤ̾ PostgreSQL ѹޤ
   
    1.2) PostgreSQL ϤɤʤäƤޤ
    
   PostgreSQL ϲ˽ޤ
d165 1
a165 1
        ʸϱѸǤͤȤơʸʻǺܤޤ
d168 22
a189 23
   PostgreSQL Data Base Management System
   
   Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group
   Portions Copyright (c) 1994-6 Regents of the University of California
   
   Permission to use, copy, modify, and distribute this software and its
   documentation for any purpose, without fee, and without a written
   agreement is hereby granted, provided that the above copyright notice
   and this paragraph and the following two paragraphs appear in all
   copies.
   
   IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY
   FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES,
   INCLUDING LOST PROFITS, ARISING OUT OF THE USE OF THIS SOFTWARE AND
   ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF CALIFORNIA HAS BEEN
   ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   
   THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
   INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
   MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE
   PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND THE UNIVERSITY OF
   CALIFORNIA HAS NO OBLIGATIONS TO PROVIDE MAINTENANCE, SUPPORT,
   UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
d196 1
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          ܥեȥӤʸ켰Ͼ嵤ɽȡʸ
d207 1
a207 1
        Ŭ˴ؤƤϤȤꡢ˸¤餺ʤݾڤ
d213 1
a213 1
        ˴ؤʸϾ嵤αѸˤɽǤܸϤޤ
d217 38
a254 36
   嵤BSD饤󥹤ǸŤץ󥽡Υ饤󥹤Ǥ
   ɤΤ褦˻Ȥ褦Ȥ¤ޤ󡣹ޤȤʤΤǡ桹⤽
    ѤĤϤޤ
   
    1.3) PostgreSQL ưĶϡ
    
   ŪˡǶUnixߴץåȥۡʤPostgreSQLϤ餻
   ϤǤ꡼λǼºݤ˥ƥȤԤʤäȤ𤬤ʤ줿
   åȥۡˤĤƤϥ󥹥ȡ󤷤Ƥޤ
   
    1.4) UnixʳΰܿǤǻȤΤϡ
    
   饤
   
   MS Windows ץåȥۡ뤿ˡlibpq C
   饤֥ꡢpsql¾Υ󥿡եӡ饤ȥץ
   򥳥ѥ뤹뤳ȤϲǽǤξ硢饤Ȥ MS
   Windows 餻ơTCP/IP ͳǥݡȤƤ Unix
   ץåȥۡ륵Ф̿ޤ
   
   Win32 libpq 饤֥ psql 뤿ˡwin32.mak
   ۤ˴ޤޤƤޤPostgreSQL ODBC 饤ȤȤ̿Ǥޤ
   
   
   
   ߡCygnus Unix/NT ܿ饤֥ Cygwin ȤäơPostgreSQL
   ǡ١Ф Windows NT  Win2k
   ǲƯƤޤۤ˴ޤޤpgsql/doc/FAQ_MSWIN뤤ϡhttp:
   //www.PostgreSQL.org/docs/faqs/faq-mswin.htmlˤ MS Windows FAQ
   
   
   MS Win NT/2000/XP ͥƥǤؤΰܿ߿ʹǤ
   [
   
        Win32ͥƥ(Win32 Native version)
        
d261 9
a269 7
   ]
   
    1.5) PostgreSQL ϤɤǤޤ
    
   PostgreSQL 縵 anonymous ftp Ȥ
   ftp://ftp.PostgreSQL.org/pub/ Ǥ
   ߥ顼ȤˤĤƤϡ桹Υᥤ Web ڡ
d287 6
a292 7
    1.6) ݡȤϤɤǼޤ
    
   פʥ᡼󥰡ꥹȤ:
   pgsql-general@@PostgreSQL.orgǤPostgreSQL
   ˴ؤ뤳ȤǤеǤ
   ޤΥꥹȤؤλäΤϡŻҥ᡼ʸ(Subject
   ԤǤϤޤ)˼ΣԤ񤤤ơ
d296 4
a299 4
   pgsql-general-request@@PostgreSQL.org äƲ
   
   ǤΥ᡼󥰡ꥹȤ⤢ޤΥꥹȤؤλä
   "ʸ"ˡ
d303 12
a314 12
   Ƚ񤤤 pgsql-general-digest-request@@PostgreSQL.org
   Żҥ᡼äƲ
   
   ǤϡᥤꥹȤǼå 30k
   ί˥ǥꥹȤΥСդޤ
   
   ХݡѤΥ᡼󥰥ꥹȤ⤢ޤΥꥹȤؤλä
   "ʸ"Ȥäˡ bugs-request@@PostgreSQL.org
   Żҥ᡼äƲ
   
   ȯԤεΤΥ᡼󥰥ꥹȤѤǤ
   ޤΥꥹȤؤλäŻҥ᡼ʸˡ
d318 7
a324 8
   Ƚ񤤤ơpgsql-hackers-request@@PostgreSQL.orgŻҥ᡼äƲ
   
   
   http://www.PostgreSQL.org
   
   EFNet  #PostgreSQL Ȥ IRC ͥ⤢ޤ UNIX
   ޥɤirc -c '#PostgreSQL' "$USER" irc.phoenix.net Ȥޤ
   
d326 4
a329 5
          1999ǯ723PostgreSQL桼(ˤۤ ݤȤ줹 桼
)άJPUGΩޤ
        JPUG ȿǡPostgreSQLѤã߶ϤξǤ
        β̵ǤβȲѶŪʹ׸αĤ
Ƥޤ
d333 1
a333 2
          1990ǯ椴ꡢݥȥ쥹ܸ᡼󥰡ꥹȤа ã
󤬼ŤƤޤܺ٤ϡ
d335 1
a335 1
        ֤򡢤襤ꤵpgsql-jp MLƥ
d337 1
a337 1
        Ǹ뤳ȤǤޤ
d340 3
a342 3
   ѥݡȲҤΥꥹȤhttp://www.ca.PostgreSQL.org/users-lounge/co
   mmercial-support.htmlˤޤ
   
d344 2
a345 4
         ܤǤϡSRA Inc. ץ󥷥ƥ ˤƾѥݡȤԤʤ
ޤ
        ߥ饯롦ʥå  "Miracle Linux for PostgreSQL" 
ݡȤ
d349 13
a361 13
    1.7) ǿǤϤɤǤ
    
   PostgreSQL κǿǤϥС 7.3.2 Ǥ
   
   桹ϡ4˥᥸㡼꡼ԤʤȤײ褷Ƥޤ
   
    1.8) ɤΤ褦ʸ񤬤ޤ
    
   դˡĤΥޥ˥奢ȥ饤󡦥ޥ˥奢(ޥ˥奢롦
   ڡ)ӤĤξʥƥ꤬ޤޤޤ/doc
   ǥ쥯ȥޤޥ˥奢ϡ
   http://www.ca.PostgreSQL.org/users-lounge/docs/
   ǥ饤ǤǤޤ
d363 1
a363 1
        ʳSRAܥݥȥ쥹桼졢
d368 3
a370 2
   饤ǻȤǤ PostgreSQL
   ܤ2ޤhttp://www.PostgreSQL.org/docs/awbook.html
d376 22
a397 25
   ӡ http://www.commandprompt.com/ppbook/ Ǥ
   ǽʽҤϿϡhttp://www.jp.PostgreSQL.org/books/
   ˤޤ PostgreSQL Ѿ⡢http://techdocs.PostgreSQL.org/
   ˤޤ
   
   [:
   ʸϡܥݥȥ쥹桼http://www.postgresql.jp/docum
   ent/ 򤴤󲼤 ]
   
   psql
   ⡢黻ҡؿ󡢤¾ξ򤪸롢Ĥ
    \d ޥɤޤ
   
   桹 Web Ȥˤϡäʸ񤬤ޤ
   
    1.9) ΤΥХ̵̤ǽϤɤäƸĤޤ
    
   PostgreSQLϳĥ줿SQL-92Υ֥åȤ򥵥ݡȤޤ
   桹Υڡ TODO ꥹȤˡΤΥХǽ侭
   ײˤĤƤεҤޤ
   
  1.10) SQL Ϥɤгؤ٤ޤ
  
   http://www.PostgreSQL.org/docs/awbook.html ˤPostgreSQLܤ SQL
   򶵤Ƥޤ
d403 12
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   ¾ˤ PostgreSQLܤȤơhttp://www.commandprompt.com/ppbook
   ޤ
   餷ϡhttp://www.intermedia.net/support/sql/sqltut.shtm,
   http://ourworld.compuserve.com/homepages/graeme_birchall/HTM_COOK.HTM,
   ơhttp://sqlcourse.com ˤޤ
   
   ¾Ǥϡ "Teach Yourself SQL in 21 Days, Second Edition" 
   http://members.tripod.com/er4ebus/sql/index.htmˤޤ
   
   ¿Υ桼ˡ The Practical SQL Handbook, Bowman Judith S. et al.,
   Addison-Wesley ɾǤ ¾ˡThe Complete Reference SQL,
   Groff et al., McGraw-Hill Τ褦ʤΤ⤢ޤ
   
d417 1
a417 2
                http://www.SRA.co.jp/people/t-ishii/PostgreSQL/doc-jp/index.htm
l
d424 1
a424 1
        Ǥϥ饤ޥ˥奢θǤޤ
d427 1
a427 1
        ⥪饤ɤळȤǤޤ
d430 105
a534 123
    1.11) PostgreSQL2000ǯ(Y2K)бƤޤ
    
   бƤޤ2000ǯդ⡢2000ǯդ⡢
   ñ˰ޤ
   
    1.12) ȯˤϤɤΤ褦˻äޤ
    
   ޤǽ()ˡǿΥɤ桹 Web
   Ȥۤ˴ޤޤƤPostgreSQL Developersʸɤߤޤ
   ܤˡpgsql-hackers  pgsql-patches
   ᡼󥰡ꥹȤ(subscribe)ޤ
   ܤˡʼΥѥåpgsql-patchesȯޤ
   
   褽ͤäȤοãPostgreSQL
   CVS֤˥ߥåȤ븢¤äƤޤ
   Τ줾οãιʼʥѥåȯΤǡߥߥå
   ȤʤäƤãϤɤդΤѤǤ桹餬ߥåȤ
   ѥåϹʼǤȳοƤޤ
   
    1.13) ХݡȤϤɤΤ褦ȯޤ
    
   http://www.PostgreSQL.org/bugs/bugs.phpPostgreSQL BugTool
   (Хġ)ΥڡˬƤߤƲ
   ХݡȤФˤĤƤμȻؿˤޤ
   
    http://PostgreSQL.orgˤǿ FAQ åƲ
   
   Ʊ ftp 
   ftp://ftp.PostgreSQL.org/pub/ǡäȿС PostgreSQL
   뤤ϥѥå򤵤ƤߤƲ
   
    1.14) ¾DBMSΤ٤PostgreSQLϤɤʤΤǤ
    
   եȥפˡˤϤĤޤǽǽȿ
   ȥݡȤȲʤǤ
   
   ǽ(Features)
          PostgreSQLϡȥ󥶥䤤碌ȥꥬӥ塼
          
          ȡӡ줿åʤɡ絬ϾDBMSĵ
          ۤȤɻäƤޤ
          PostgreSQLϡ桼Ѿ롼롢줫顢å
          ̾ޥСƱ
          ʤɡDBMS碌ʤ褦ʵǽ򤤤Ĥ
          Ƥޤ
          
   ǽ(Performance)
          PostgreSQL¾ξѤ뤤ϥץ󥽡Υǡ١ȸ߳Ѥ
          
          ǽޤ̤ǤϤᤫäꡢ̤ۤǤϤ٤ä
          ꤷޤMySQLʤɤòǡ١ƥˤ٤ơP
          ostgreSQL٤Τϡȥ󥶥ˤ륪С
          إåɤ뤫ǤMySQLˤϾ嵭
          Features˼褦ʵǽϤޤäޤ󡣲桹ϡPos
          tgreSQL˽ȵǽ
          Ȥ߹ߤʤ⡢䤨ץե顼˳ݤ꥽
          ɤϤꤷơǽβ³ƤޤPostgreSQL  MySQL
          ȤӤƤ Web
          ڡhttp://openacs.org/philosophy/why-not-mysql.htmlˤ
          ޤ
          PostgreSQLϡUnixץư뤳Ȥˤ桼³
          ޤʣΥХåɡץåʤǡ
          Хåեͭ
          ޤޥCPUǤϡñʣΥХåɤ򤽤줾CPU
          餻뤳ȤǤޤ
          
   (Reliability)
          桹ϡDBMSο
          ⤯ʤƤϤβ̵ͤȤ򤷤ƤޤʬƥȤơ
          ꤷɤХǾˤƤ꡼褦˶ФƤ
          줾Υ꡼ϾʤȤ1ʾΥ١ƥȤ
          ʤޤǤΥ꡼򤬡ǤȤưꤷǤʥ
          ꡼Ǥ뤳ȤʪäƤޤʬǤϡ¾Υǡ١
          ٤Ƥ½ʤȤ˼äƤޤ
          
   ݡ(Support)
          桹Υ᡼󥰥ꥹȤϡ뤤ʤˤĤƤؤ
          μ򤷤Ƥ롢ȯԤ桼礭
          ʽޤؤ󶡤Ƥޤ桹βݾڤ뤳
          ȤϤǤ
          ޤ󤬡ѥǡ١ǤäƤ˲褵櫓ǤϤ
          ޤ󡣳ȯԤ䡢桼ߥ˥ƥޥ˥奢ࡢˡ
          ɤʤɤľܥǤ
          뤳ȤäơPostgreSQLΥݡȤϡ¾DBMSݡȤͥ
          줿ΤȤʤäƤޤ˾ơξѥݡȤʤ
          ⤢ޤFAQ1.6ˡ
          
   (Price)
          PostgreSQLѤϡѤǤѤǤ⡢٤̵Ǥ嵭
          ˼ƤBSDλѵ˳ʤ¤ꡢPostgreSQLΥ
          ɤ̵ǾʤȤ߹ळȤǤޤ
          
    1.15) PostgreSQL̤ǱˤϤɤФ褤Ǥ
    
   PostgreSQLϡ桹Ϥ᤿
   1996ǯ衢ǹ⥯饹ξפäƤޤϤ٤ơMarc
   FournieΤǡϤδפǯˤ錄ä¤Ƥ
   ޤ
   
   ɤפϥץ󥽡ץȤˤȤäƤϤȤƤڤʤΤ
   ʤ򼺤ץȤʬ򤷤ޤ
   
   󡢤δפϰ¤ΤǤϤޤ󡣰ݻ³뤿ˤ
   뤤ϰη񤬤ޤ⤷ʤ䤢ʤβҤˡ
   ϤΤλ뤿˻ܤȤǤ
   褦Ǥ顢https://store.pgsql.com/shopping/դ򤪴ꤤޤ
   
   
   ޤWebڡˤ PostgreSQL,Inc
   Ȥޤ"(contributions)"ƥ PostgreSQL
   ץȤ򥵥ݡȤ뤿Τǡ褷βҤΤλ
   ΤǤϤޤ󡣤⤷(check)Թ礬褱Ϣν
   ؤ겼
     _________________________________________________________________
   
                        桼饤Ȥμ
                                      
    2.1) PostgreSQL Τ ODBC ɥ饤СϤޤ
    
   PsqlODBC  OpenLink ODBC Ĥ ODBC ɥ饤СѲǽǤ
   
   PsqlODBC ϼξ꤫ɤǤޤ
   http://gborg.postgresql.org/project/psqlodbc/projdisplay.php
d540 18
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   OpenLink ODBC  http://www.openlinksw.com/ǤޤɸŪ
   ODBC
   饤ȡեȥǻȤޤΤǡٱ礷Ƥ뤹٤ƤΥץå
   ۡ(Win, Mac, Unix, VMS) PostgreSQL  ODBC ѤǤޤ
   
   ֤ϡʼΥݡȤɬפʿ͡äƤȻפޤ
   ե꡼ǤϤĤǤǽΤ褦Ǥϡpostgres95@@openlin
   k.co.uk äƲ
   Programmer's Guide  ODBC ξϤ⤴
   
    2.2) PostgreSQL  Web ڡϢȤˤϤɤʥġ뤬ޤ
    
   ǡ١΢˻ Web ڡˤĤƤ餷Ҳ𤬡
   http://www.webreview.comˤޤ
   
   Web ؤγĥΤˤϡPHP
   ۤ󥿡եȤʤäƤޤhttp://www.php.net/ˤޤ
   
d559 1
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          PHP˴ؤܸξϡ2000ǯ419ȯ¤PHP桼Υ

d566 3
a568 2
   ʣʾ硢¿οͤ Perl 󥿡ե CGI.pm 
   mod_perl Ȥޤ
d571 1
a571 2
        wdb-p95 ؤΥ󥯤ڤƤޤäƤޤ餯Perl DBI ͳ DBD
::Pg ѤǽȻפޤ
d579 33
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    2.3) PostgreSQL ˥ե롦桼󥿡եϤޤ
    
   PostgreSQL
   ؤΥե륤󥿡եĤޤ PgAccess
   http://www.pgaccess.com ޤޤޤ PgAdmin II
   (http://www.pgadmin.org Win32-only)⤢ޤ RHDB Admin
   (http://sources.redhat.com/rhdb/ ) Rekall (
   http://www.thekompany.com/products/rekall/, proprietary)⤢ 
   PHPPgAdmin ( http://phppgadmin.sourceforge.net/ )
   PostgreSQLؤWeb١ 󥿡ե󶡤ޤ
   
   PgAccess
   ȸƤФ餷ե롦桼󥿡եꡢ
   ۤȶ˽в٤ޤPgAccess
   ˤϥݡȡͥ졼⤢ޤWeb
   ڡhttp://www.pgaccess.org/Ǥ
   
   ܺ٤ʥꥹȤˤĤƤϡhttp://techdocs.postgresql.org/guides/GUIT
   ools 
   
    2.4) ɤΤ褦ʸ PostgreSQL ̿Ǥ
    
   ͵ΤۤȤɤθPostgreSQLؤΥ󥿡եäƤޤ
   
   ʤȤץߥ󥰸γĥ⥸塼ΥꥹȤƤߤƤ
   
   
   ʲΥ󥿡եPostgreSQLۤ˴ޤޤƤޤ
     * C (libpq, libpgeasy)
     * C (ecpg)
     * Java (jdbc)
     * Python (PyGreSQL)
     * TCL (libpgtcl)
       
   ¾Ѳǽʥ󥿡ե
   http://www.PostgreSQL.org/interfaces.html ӡ
   http://gborg.postgresql.org
   Drivers/InterfacesΥˤޤ
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     _________________________________________________________________
   
                                μ
                                      
    3.1) ɤΤ褦ˤ /usr/local/pgsql ʳξ˥󥹥ȡǤޤ
    
   ñˡϡ configure 餻Ȥ --prefix
   ץꤹ뤳ȤǤ
   
    3.2) postmaster 餻ȡBad System Call
    ȤפȤΥåФޤʤǤ
    
   ޤޤ꤬ͤޤޤǽˤʤΥͥ System V
   IPC γĥ󥹥ȡ뤵Ƥ뤫ǧƸƤPostgreSQL
   ϥͥˤ붦ͥ꡼ȥޥեΥݡȤɬפȤޤ
   
    3.3) postmaster 餻褦ȤȡIpcMemoryCreate
    顼ФޤʤǤ
    
   ͥ뤬ͭ
   ꡼ˤʤäƤʤäǤʤСͥФƻ
   붦ͥ꡼礤礤ꤹɬפޤŪ礭
   ϡȤäƤ륢ƥpostmaster 餻Ȥ
   ꤹХåեοȥХåɥץ˰¸ޤۤȤɤΥ
   ƥǤϡͤΥХåեΤޤޤǡʤȤ1MBɬפǤ
    PostgreSQL Administrator's Gide ˶ͭ
   ꡼ȥޥեˤĤƤξξܺ٤ޤ
   
    3.4) postmaster餻褦ȤȡIpcSemaphoreCreate
    顼ФޤʤǤ
    
   ⤷顼åIpcSemaphoreCreate: semget failed (No space left
   on
   device)ǤСͥ뤬ʬʥޥեȤ褦˹Ƥޤ
   PostgresŪʥХåɥץ˰ĤΥޥեɬפȤ
   ޤȤꤢβpostmasterưȤ
   ˡХåɥץο꾯ʤ¤򤹤뤳ȤǤͤ32
   꾮ʿΥѥ᡼-NǻȤޤ깱Ūʲϡͥ
   SEMMNS  SEMMNI ѥ᡼䤹ȤǤ
   
   ǽΥޥե٤ʥǡ١δ֤˥å
   ǽޤ
   
   ⤷顼åʤˤ¾ΤΤǤСͥιǤޤä
   ޥեΥݡȤ򤷤Ƥʤ⤷ޤ PostgreSQL
   Administrator's Gide ˶ͭ
   ꡼ȥޥեˤĤƤξξܺ٤ޤ
   
    3.5) ¾ΥۥȤ³ϤɤΤ褦椷ޤ
    
   ͤǤϡPostgreSQL  unix
   ɥᥤ󥽥åȤȤޥ󤫤³ޤpostmast
   er ư -i եåä$PGDATA/pg_hba.conf
   եŬڤľơۥȼƳǧڤȤʤ¾Υޥ
   ³ǤʤǤ礦ˤTCP/IP³ǽˤʤޤ
   
   ǽʥޥե٤Υǡ١˥å
   Ȥޤ
   
    3.6) ɤ
    ǽ뤿ˤϡǡ١󥸥ɤΤ褦ĴɤǤ
    
   Τ˥ǥå䤤碌®٤ޤEXPLAINޥɤ
   PostgreSQL
   ɤΤ褦ˤʤ䤤碌Ƥ뤫򸫤뤳ȤǤ
   ơɤΥǥåȤƤ뤫򸫤뤳ȤǤޤ
   
   ⤷ INSERT ¿ѤƤϡCOPY ޥɤȤä礭
   ʥХåǤԤʤȤƤƲϡINSERT
   ̡˹Ԥʤäȹ®ǤˡBEGIN WORK/COMMIT
   Υȥ󥶥󡦥֥å̵ʸϡ鼫Ȥ줾Υȥ
   󥶥äƤȸʤޤĤʸĤΥȥ󥶥
   󡦥֥åǹԤʤȤͤƲˤȥ󥶥
   ΥСإåɤޤޤ礭
   ʥǡѹԤʤݤϥǥåٳơľȤͤ
   ƤߤƲ
   
   塼˥󥰤Υץ󤬤Ĥޤpostmaster  -o -F
   ץǵư뤳Ȥˤäơfsync() ̵ˤ뤳ȤǤ
   ޤˤäơƥȥ󥶥 fsync()
   ǥǥ򹹿Τߤᤵޤ
   
   postmaster -B
   ץȤäƥХåɡץˤȤ붦ͭ
   ꡼Хåե礤뤳ȤǤ
   ޤ⤷Υѥ᡼⤯ȡͥζͭ
   ꡼֤ͤۤƤޤä postmaster
   ʤʤǤ礦ͤǤϡ줾ΥХåե礤 8K
   ǡХåե 64 Ǥ
   
   Хåɤ -S
   ץȤäơ줾ΥХåɡץŪ¤ؤ
   ˤäƻȤ꡼κ祵䤹ȤǤޤ  -S
   ͤϥХñ̤ǡͤ 512 (ʤ512K)Ǥ
   
   ޤCLUSTER
   ޥɤȤäơơ֥Υǡ򥤥ǥå˹碌뤿˥롼
   ײ뤳ȤǤޤܤϡ饤ޥ˥奢 CLUSTER
   򸫤Ʋ
   
    3.7) ɤΤ褦ʥǥХǽȤޤ
    
   PostgreSQL
   ϡǥХΤ˰̣Τ롢־𤹤뤤Ĥεǽ
   
   
   ޤ--enable-cassert ץ configure
   餻ޤƥѥ뤹뤳Ȥˤꡢ assert()
   ХåɤοĽƻ뤷ͽ̤Ȥ
   ȥץߤ褦ˤʤޤ
   
   postmaster  postgres
   ξǤĤΥǥХץѤǤޤޤΤ褦
   postmaster ưȤ
   ϤĤǤ⡢ɸϤȥ顼Ϥե褦ˤƤ뤳
   ȤΤƲ
d719 64
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   ˤ PostgreSQL κǾΥǥ쥯ȥ server.log
   ե뤬֤ޤΥեϥС䥨顼ˤ
   ѤʾޤߤޤPostmaster Ϲ˾ܺ٤ʾ𤹤뤿
   -d ץޤ -d
   ץϡǥХ٥ꤷޤ⤤ǥХ٥Ǥϡ礭
   ʥե뤳ȤդʤƤϤʤޤ
   
   ⤷postmasteräƤʤСpostgresХåɤ򥳥ޥɹԤ
   餻뤳ȤǤľSQLʸ򥿥פ뤳ȤǤ
   ޤΤ꤫ϡǥХŪΤȤ
   ᤷޤߥǤϤʤԤ䤤碌νˤʤ뤳
   դƤ⤷ǥХܥƥѥ뤷ƤС
   ǥХåȤäƲƤ뤫򸫤뤳ȤǤޤpostmaster
   Хåɤ򳫻Ϥ櫓ǤϤʤΤǡΩʴĶ
   äƤΤǤϤʤåХåɤȤä꤬ʣ뤳
   Ϥޤ
   
   ⤷postmasteräƤС륦ɥ
   psql򳫻Ϥȡpsql ǻȤ postgres ץ
   PIDĤޤǥХåȤä
   postgresPID˥å(attach)ޤǥХ
   椫֥졼ݥȤ򥻥åȤpsql 䤤碌ȯ
   ޤǥХΤpostgresưϡPGOPTIONS="-W n"
   Ǥ줫顢psql 򳫻Ϥޤˤꡢn 
   Ϥ٤餻ϤʤΤǡǥХåǥץ˥åơ֥졼
    ȤꤷϤɤäƸƤ椯ȤǤޤ
   
   PostgreSQL ץˤϡǥХǽ¬ˤȤƤΩ -s -A
   -t Υץ󤬤ޤ
   
   ȤؿɤΤ餤¹Ի֤򿩤äƤ뤫򸫤뤿ˡץե
   󥰡ʥץեդ
   ˤǥѥ뤹뤳ȤǽǤΥХåɤΥץե롦ե
    pgsql/data/base/dbname
   ǥ쥯ȥ˳ǼǤ礦饤ȤΥץեϥ饤
   Ȥθԥǥ쥯ȥ֤Ǥ礦Linux
   ǤޤȤʥץե󥰤Ԥˤ -DLINUX_PROFILE
   ǥѥ뤹ɬפޤ
   
    3.8) ³褦ȤȤ 'Sorry, too many clients' ФΤϤʤǤ
    
   postmasterƱưǤ
   ХåɥץФ¿䤹ɬפޤ
   
   κץ32ץǤ-NŬڤͤˤpostmaster
   Ƶư뤫PostgreSQL.conf
   뤳Ȥˤäơͤ䤹ȤǤޤ
   ιǤ-NϺ1024ޤǤ
   ޤ⤷äɬפǤinclude/config.hMAXBACKENDSä
   ƹۤޤ⤷˾ʤconfigure
   --with-maxbackendsؤȤäơ-NδͤǤޤ
   
   ⤷-N  32礤ΤǤС-B64礭
   ͤäʤƤϤʤʤ-B ϾʤȤ -N
   2ܤϤʤƤϤʤ餺餯ǹǽ˾ʤФ礭
   ͤɬפʤϤǤХåɥץ򤿤ˤȡ
   Unixͥ빽ѥ᡼䤹Ȥɬפˤʤ뤫⤷ޤ
   ͥ꡼֥åκ(SHMMAX)
   ޥեκ(SEMMNSSEMMNI) ץκ(NPROC)
   桼κץ(MAXUPRC) եκ(NFILENINODE
   ǧ˴ޤޤޤ
   PostgreSQL˵ХåɤΥץ¤ƤΤϡ
   ƥΥ꥽Ȥ̤ƤޤȤ򤱤뤿Ǥ
   
    3.9) pgsql_tmp ǥ쥯ȥˤϲޤ
    
   䤤碌¹ԥ⥸塼ˤä줿Ūʥե뤬Υǥ
   쥯ȥ˴ޤޤޤ㤨С⤷ ORDER BY
   ˥Хåɤ -S ѥ᡼ǵĤͤ礭
   ʥڡȤκݤɬפȤȡ줿ǡݻ뤿˰
   Ūʥե뤬Ĥޤ
   
   ŪʥեϼưŪ˾äϤǤ⤷Ȥ
   Хåɤå夷ƤޤȤϤʤޤpostmaster
   ȥꥹȤǤΥեϥǥ쥯ȥ꤫äޤ
d784 6
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         SYSLOGD ͳǥϤˤϡޤconfigure  --enable-syslog
        դ餻塢ѥȥ󥹥ȡԤʤޤ
         ˡsyslog.conf  local?.*  ꤷ(Ķѿѹǽ)
        syslogd  HUP ʥäƽƤޤơ
        $PGDATA/pg_options  syslog=2 äơ postmaster  -S
        ץդˤƥХ⡼ɤǵưޤ(С 7.1 
d793 53
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    3.10)
    PostgreSQLΥ᥸㡼꡼򥢥åץǡȤΤ˥פȥꥹȥ򤷤ʤ
    ƤϤʤʤΤϤʤǤ
    
   PostgreSQLϥޥʡ꡼ǤϾѹԤʤޤΤǡ
   7.2  7.2.1
   ؤΥåץ졼ɤˤϥפȥꥹȥɬפϤޤ󡣤᥸
   㡼꡼(ȤС7.27.3ؤΤ褦)Ǥϡƥơ֥
   եեޥåȤѹ򤷤ФйԤʤޤѹ
   ϤƤʣǡΤ桹ϥǡեΤθߴ
   ݻ뤳ȤǤ
   ޤ󡣥פѥեޥåȤǥǡϤ򿷤ե
   ޥåȤɤ߹ळȤǤޤ
   
   Ʊ꡼ǤϥǥǤΥեޥåȤѹϤʤΤǡåץ
   ɤˤϥסꥹȥǤϤʤpg_upgrade
   ץȤȤȤǤޤ꡼ΡȤˤϡpg_upgrade
   Ѳǽʥ꡼ɤƤޤ
     _________________________________________________________________
   
                                μ
                                      
    4.1) Хʥꡦ̾參Ȥθ̩ʰ㤤ϲǤ
    
   ܽҤϡ饤ޥ˥奢 DECLARE 򸫤Ʋ
   
    4.2) ǽοΤߤ SELECT ˤϤɤޤ
    
   饤ޥ˥奢FETCH򸫤Ƥ뤤ϡSELECT ...
   LIMIT....ȤäƤߤƲ
   
   ȤߤΤϺǽοǤ⡢٤Ƥ䤤碌ɾʤ
   ƤϤʤʤ⤷ޤORDER BY
   ä䤤碌ȤȤͤƤߤƲ ⤷ORDER
   BY˹äǥåȤ
   PostgreSQL׵ᤵ줿ǽοɾǤ
   뤫⤷ޤ󤬡ǤʤСPostgreSQL
   ϰտޤޤǤ٤ƤΥɾʤФʤʤ
   ޤ
   
    4.3) ơ֥䤽¾ξΥꥹȤ psql ǸˤϤɤޤ
    
   psqlΥɤȤƽ񤫤줿 pgsql/src/bin/psql/describe.c
   եɤळȤǤ
   ˤϡpsqlΥХåå女ޥɤˤϤΤSQLޥɤ
   ޤޤƤޤ psql  -E
   ץĤƵưСͿޥɤ¹Ԥ뤿䤤碌
   Ϥޤ
   
    4.4) ơ֥뤫饫κϤɤΤ褦ˤޤ
    
   εǽϡALTER TABLE DROP COLUMN Ȥƥ꡼7.3
   äޤޤǤΥСǤϡˤޤ:
d855 15
a869 5
   [ɲä ALTER TABLE ADD COLUMN ǹԤޤ]
   
    4.5) ơ֥롢ǡ١κ祵ϡ
    
   ¤ϰʲΤȤǤ
d878 22
a899 24
   󡢤ϼºݤ̵¤ǤϤʤǥ̤ȥ꡼䥹
   ץڡ礤ˤ¤ޤǽϤͤȤΤۤ礭
   ʻޤ
   
   ơ֥륵16TBϥڥ졼ƥ󥰥ƥˤե
   ݡȤɬפȤޤ󡣵ʥơ֥ʣ1GBΥեʬ
   ¸ޤΤǡե륷ƥ¤ϽפǤϤޤ
   
   ǥեȤΥ֥å32kˤȺơ֥륵Ⱥ祫
   Ȥäޤ
   
    4.6) Ūʥƥ
    ȥե뤫ǡ¸ˤϡǡ١Υǥ̤ϤɤΤ
    ɬפǤ
    
   ̤Υƥȥե PostgreSQL
   Υǡ١¸ˤϡ5ܤΥǥ̤ɬפȤޤ
   
   
   ȤơƹԤȥƥȵҤ 100,000ԤΥեͤ
   Ƥߤޤ礦ƥ
   ȤʸʿĹ20ХȤȲꤹȡեå ե礭
   2.8MB ǤΥǡޤ PostgreSQL ǡ١
   ե礤ϼΤ褦6.4MBȸѤ뤳ȤǤޤ
d901 1
a901 1
    24 bytes: (int)եɤȥƥ(text)ե
d915 7
d923 35
a957 1
782 database pages * 8192 bytes per page  =  6,406,144 bytes (6.4 MB)
a958 50
   ǥåϡۤɤΥХإåɤ׵ᤷޤ󤬡ǥå
   ǡޤʾ塢ʤ礤ʤޤ
   
   NULLϥӥåȥޥåפ¸Ƥơ餬鷺˥ڡȤޤ
   
   
    4.7)
    줿ơ֥롢ǥåǡ١ӡ桼ɤΤ褦ˤ
    ƸĤФޤ
    
   psql
   ˤϤʥХåå塦ޥɤꡢɽ
   Хåå塦ޥɤμ򸫤ˤ \? ȤäƲ
   
   ޤpgsql/src/tutorial/syscat.source
   ե餻ƤߤƲϡ SELECT
   ʸˤɬפʾǡ١Υƥࡦơ֥뤫Ф㼨
   Ƥޤޤpg_ ǻϤޤ륷ƥơ֥ˤ⵭
   ҤƤޤˡpsql -l
   Ϥ٤ƤΥǡ١ꥹɽޤ
   
    4.8)
    䤤碌٤ǥåȤäƤͻҤޤ󡣤ʤǤ
    
    
   ǥåϼưŪˤ٤Ƥ䤤碌ǻȤ櫓ǤϤޤ
   ơ ֥뤬Ǿ礭
   䤤碌ǤΤ鷺ʥѡơΥ
   򤹤ǥåϻȤޤϥǥå
   ˤ
   굯ʥǥϡơ֥򥹥ȥ졼Ȥɤ
    ٤ʤ뤳Ȥ뤫Ǥ
   
   ǥåȤꤹ뤿ˡPostgreSQL ϥơ֥ˤĤ
   Ƥ׾ʤФʤޤ󡣤׾ϡVACUUM
   ANALYZEޤϡñ ANALYZE ȤäƼ뤳 Ǥ
   ޤ׾Ȥäƥ֥ƥޥϥơ֥ˤ
   ꡢǥåȤ٤ΤηǤޤ׾ϺŬ
   ʷˡǤ⵮ŤʤΤ⤢ޤ׾μ
    ơ֥Ƥ˷֤ʤ٤Ǥ
   
   ǥåϡ̾ ORDER BY Ԥ
   ˤϻȤޤ󡣽缡
   ³ŪȤϡʥơ֥ Υǥå
   ̤Ϲ®Ǥ
   ORDER BYȤ߹蘆줿LIMIT
   ϡơ֥ξʬ֤ˤӤӥǥåȤǤ礦
    ºݡMAX()  MIN()
   ǥåȤʤȤƤ⡢Τ褦ͤ ORDER BY  LIMIT
   ȤäƥǥåȤäƼФȤǽǤ:
d964 38
a1001 49
   ⤷ץƥޥְäƥ󥷥륹
   򤷤Ȥ˵ʤСSET enable_seqscan TO
   'off'Ȥäƥǥ
   Ǥޤʤ®ʤäƤ뤫ƥȤ򤷤ƤߤƤ
   
   LIKE 뤤 ~ Τ褦ʥ磻ɥɱ黻 Ҥ̤ʴĶ
   ǤȤޤ
     * ʸʸκǽˤޤȤС
       
     * LIKE ѥ%ǻϤޤʤ
     * ~ (ɽ) ѥ^ǻϤޤʤФʤʤ
       
     ʸʸ饹Ϥ뤳ȤϤǤޤ󡣤ȤС[a-e]
   
     ILIKE  ~* Τ褦ʸȾʸ̤
   ʤϻȤޤ󡣤ΤꡢFAQ4.12ؿΥ
   ǥåȤޤ
   
     initdb ˤƤϡǥեȤC뤬ȤʤƤϤʤޤ
   
   [ Ū˥ǥåȤˤ SET enable_seqscan = off
   ¹Ԥޤ ]
   
    4.9)
    䤤碌֥ƥޥɤΤ褦䤤碌ɾΤ򸫤ˤϤɤ
    ޤ
    
   饤ޥ˥奢 EXPLAIN 򸫤Ʋ
   
  4.10) R-tree ǥåȤϲǤ
  
   R-tree
   ǥå϶Ūʥǡ˥ǥåդ뤿˻Ȥޤ
   å奤ǥåǤϰϤθǤޤ󡣤ޤB-tree
   ǥåǤϡǤϰϤθǤޤR-tree
   ǥåǤ¿Υǡ򰷤ޤȤС⤷ R-tree
   ǥå point °դ뤳ȤǤ
   ȤȥƥϡĹ˰Ϥޤ줿򤹤٤򤹤פȤ褦
   䤤碌ˡΨɤޤ
   
   R-Tree ߷פθŵȤʤ븢Ҥʸ:
   
   Guttman, A. "R-Trees: A Dynamic Index Structure for Spatial
   Searching." Proceedings of the 1984 ACM SIGMOD Int'l Conf on Mgmt of
   Data, 45-57.
   
   ʸϡStonebraker  "Readings in Database Systems"
   Ǥ夲Ƥޤ
   
d1003 3
a1005 5
          ü¼R-TreeطʸҲ𤷤ĺޤ
        ܸ Postgres ML Υ֤ "Subject: [postgres95 801] spatial
data structures"
                http://www.sra.co.jp/people/t-ishii/PostgreSQL/mhonarc/pgsql-jp
/1996Oct/msg00007.html
d1009 5
a1013 5
   ȹߤ R-Tree ǥݥꥴܥåǤޤŪˤR-Tree
   Ϥäȹ⤤褦ˤĥǤޤ¼ŪˤϡR-Tree
   γĥˤϤäȤȤɬפǤơߡ桹ϤɤΤ褦ˤ
   뤫ˤĤƤʸäƤޤ
   
d1015 1
a1015 2
          󥿡Ҳ¿֥ȤؤγĥǤ
ܤϡ
d1020 16
a1035 17
    4.11) Ū䤤碌ŬȤϲǤ
    
   GEQO ⥸塼ϡΥơ֥礹Ȥ
   ˡŪ르ꥺ(GA)碌®ޤˤꡢ
   Ĥ֤õԤʤʤƤ⡢礤ʷ(join queries)򰷤ȤǤ
   褦ˤʤޤ
   
    4.12)
    ɽǤθʸȾʸȤ̤ʤɽϤɤΤ褦˼¸
    ޤʸȾʸȤ̤ʤΤΥǥåϤɤΤ褦˻
    ޤ
    
   ~黻ҤɽȹԤʤ~*
   ʸȾʸ̤ʤ(case-insensitive)ɽȹԤޤ
   ʸȾʸ̤ʤ LIKE 黻Ҥ ILIKE Ȥޤ
   
   ʸȾʸ̤ʤӼΤ褦ɽǤ롧
d1040 3
a1042 2
   ɸ।ǥåǤϻȤ줺ʤ顢⤷ؿǥå
   äʤ餽줬ȤǤ礦
d1044 1
d1048 7
a1054 7
    4.13) 䤤碌ǡեɤ NULL
    Ǥ뤳Ȥ򸡽ФˤϤɤޤ
    
    IS NULL  IS NOT NULL ȤǻƤߤޤ
   
    4.14) ͡ʸΤ줾ΰ㤤ϲǤ
    
d1060 1
a1060 1
TEXT            text            Ĺ˾¤̵ƥ
d1063 24
a1086 26
   ̾ˤܤˤΤϡƥࡦĴ٤Ȥ
   䡢顼åȤǤ
   
   嵤ηΤǽΣĤη "varlena"
   Ǥ(ʤǥκǽΣХȤǡĹǡθ˼ºݤ
   Υǡ³ޤ)Τ褦˼ºݤζ֤줿礤⾯礭
   ʤޤΥǡTOASTˤ갵̤줿ʣ
   Ϥä¸줿ꤷơǥζ֤ϻפä꾮ʤޤ
   
   VARCHAR(n) ϲĹʸ¸Τ˺ŬǤ¸Ǥ
   ʸĹ¤ޤTEXT
   Ĺ¤̵ʸ¸ΤΤǡ 1ХȤǤ
   CHAR(n)ϡVARCHAR(n)Ϳ줿ʸ¸ΤФ֥󥯤
   ͤǤĤƱĹʸ¸Τ˺ŬǤBYTEAϡʬ
   ŪNULL
   ΥХȤޤХʥǡ¸뤿ΤΤǤΥפ
   Ʊ餤ǽޤ
   
    4.15.1) (serial)ưʬեɤϤɤΤ褦ˤĤޤ
    
   PostgreSQL  SERIAL
   ǡ򥵥ݡȤޤ֤ȥǥåưޤ
   ȤС
        CREATE TABLE person (
                id   SERIAL,
                name TEXT
d1089 2
a1090 1
   ϼưŪ˼Τ褦ޤ:
d1092 1
a1092 1
        CREATE TABLE person (
d1094 1
a1094 1
                name TEXT
d1098 20
a1117 17
   ֤ˤĤƤΤäȾܤϡ饤ޥ˥奢
   create_sequence 
   
   ޤƥOIDեɤͤȤƻȤȤǤ
   ޤʤ顢⤷ǡ١פƤɤɬפ
   ϡOID¸뤿pg_dump 
   -oץȤޤϡCOPY WITH
   OIDSץȤɬפޤ Bruce Momjian
   (http://www.PostgreSQL.org/docs/aw_pgsql_book) Numbering
   RowsξϤˤꤢޤ
   
    4.15.2) SERIALǡͤϡɤޤ
    
   ҤȤĤˡϡnextval() ؿȤäƤͤ(before)
   SEQUENCE ֥Ȥ鼡 SERIAL
   ͤФ줫ºݤ򤹤뤳ȤǤ4.15.1
   Υơ֥ȤȤȡǤϤΤ褦ˤʤޤ
d1119 9
a1127 2
        execute("INSERT INTO person (id, name) VALUES (new_id, 'Blaise Pascal')
");
a1128 8
   ơnew_id ¸ͤ¾䤤碌(ȤСperson
   ơ֥Ф볰(foreign
   key)Τ褦)ȤȤ褤Ǥ礦ưŪ˺줿SEQUENCE֥Ȥ
   ̾ϡ<table>_<serialcolumn>_seq Τ褦ˤʤꡢΤtable 
   serialcolumn Ϥ줾ơ֥̾SERIAL̾Ǥ
   
   뤤ϡͿ줿SERIALͤ򡢤줬ͤȤ줿(after
   ) currval() ؿȤäƼФȤǤޤȤС
d1132 34
a1165 42
   ǸˡINSERTʸ֤OIDȤäơͤߤĤ뤳ȤǤ
   ޤϺǤܿ㤤Ǥ礦PerlDBI
   Edmund Mergl κä DBD::Pg ⥸塼ȤС$sth->execute()
   θ $sth->{pg_oid_status} ͳƤ OID
   ͤȤ褦ˤ뤳ȤϤǤޤ
   
    4.15.3) ¾Υ桼Ȥζ֤򤱤뤿ˤϡcurrval()  nextval()
    ϻȤʤۤ褤ΤǤ礦
    
   Ϥޤcurrval()
   ϡ٤ƤΥ桼ǤϤޤ󤬡ʤΥХåɤͿ줿
   ߤ֤ͤޤ
   
    4.15.4) ȥ󥶥ǤȤ
    ˤ⤦ɥֹ椬ȤʤΤϤʤǤ󥹡SERIAL
    ˶ΤϤʤǤ
    
   Ʊ
   뤿ˡ¹Υȥ󥶥ˡɬפǥȥ󥶥
   λޤǥåʤͤͿƤޤΤȥ
   ǤֹƤ˥åפޤ
   
    4.16) OID ȤϲǤ TID ȤϲǤ
    
   OID ȤϰդΥID Ф PostgreSQL ǤPostgreSQL
   ǤĤ뤹٤ƤΥϰդ OID ޤinitdb ȯ
   OID Ϥ٤ 16384 (include/access/transam.h
   )꾮ͤǤinitdb Τ٤Ƥ OID
   (桼)Ϥʾͤˤʤޤ Ǥϡ餹٤Ƥ
   OIDϰĤΥǡ֥ǡ١αޤ餺PostgreSQL
   󥹥ȥ졼ΤǰդǤ
   
   PostgreSQL
   ϥơ֥֤ΥӤĤ뤿ˡΥƥơ֥ OID
   Ȥޤ OID
   Υ桼Υ̤뤿ǻȤ뤳ȤǤ
   ޤOID ͤ¸뤿ˤ OID
   򥫥˻ȤȤ򾩤ޤ®뤿 OID
   եɤ˥ǥå뤳ȤǤޤ OID
   ϡƤΥǡ١ǻȤΰ褫顢Ƥο˳
   ƤޤOID ¾βѤ뤤ϸ OID
   ơ֥Ȱ˥ԡΤʤ顢ǤʤϤޤ
d1172 34
a1205 35
   OID
   ϡ4ХȤȤ¸ƤΤǡ40ۤȰƤޤ
   Ǥ礦ï⤳줬
   𤷤ƤͤϤޤǤʤˤ¤
   Ȥײ褷Ƥޤ
   
   TID
   ʪ򤽤Υ֥åȥեåͤǼ̤뤿˻Ȥޤ
   TID ϥ줿ƥɤѤޤ TID
   ϡʪؤ˥ǥåܤǻȤޤ
   
    4.17) PostgreSQL ǻȤ뤤ĤѸΰ̣ϲǤ
    
   ĤΥɤŤʸˤϡ줾ʬǤä
   Ū˻ȤѸ줬ȤƤޤ
     * ơ֥(table)ط(relation)饹(class)
     * (row)쥳(record)åץ(tuple)
     * (column)ե(field)°(attribute)
     * (retrieve)(select)
     * ִ(replace)(update)
     * ɲ(append)(insert)
     * OID, Ϣ(serial value)
     * ݡ(portal), (cursor)
     * ΰѿ(range variable)ơ֥̾(table
       name)ơ֥̾(table alias)
       
   Ūʥǡ١ѸΥꥹȤϡhttp://hea-www.harvard.edu/MST/sim
   ul/software/docs/pkgs/pgsql/glossary/glossary.html ǸĤޤ
   
    4.18) 顼å "ERROR: Memory exhausted in
    AllocSetAlloc()"ФΤϤʤǤ
    
   餯ƥβۥ꡼ƻȤ̤ƤޤäƤǽ
   뤫ͥ뤬꥽ˤĤƤͤ㤹ǽ
   ޤ postmaster ưˤƤߤƲ
d1209 40
a1248 43
   ˤäơɤ餫ҤȤĤǤ礦ϥץΥ
   ¤⤯ꤷ֤䤤碌뤹褦ˤ
   Ǥ礦ΥޥɤϸԤΥץȡΥޥɤ餻
   ƤΥ֥ץˤĤŬѤޤХåɤȤƤ¿
   Υǡ֤SQL
   饤Ȥ꤬³ƤΤǤС饤Ȥ򳫻Ϥˤ
   ƤߤƤ
   
    4.19) ɤΥС PostgreSQL
    餻Ƥ뤫Ĵ٤ˤϤɤޤ
    
   psql  SELECT version(); 򥿥פޤ
   
    4.20) 顼֥Ȥinvalid large obj descriptor
    ޤʤǤ礦
    
   顼֥򤹤ȤϡBEGIN
   WORKCOMMITդɬפޤʤlo_open ...
   lo_closeϤ߹ߤޤ
   
   ߤϡPostgreSQLΥȥ󥶥ΥߥåȻ˥顼֥
   ϥɥĤ뤳Ȥˤꡢlo_openޥɤλľ˶Ū˥
   롼¹ԤޤΤᡢǽ˥ϥɥФƲ򤷤褦Ȥ
   ȡinvalid large obj descriptor(顼֥Ȥε
   һҤ)Ȥʤޤǡ⤷ȥ󥶥ȤΤ˺
   ȡʾʤȤۤȤɤλ֡ƯƤɤ顼åФ
   ΤǤ
   
   ⤷ODBCΤ褦ʥ饤ȥ󥿡ե򤪻Ȥʤ顢auto-commi
   t offꤹɬפ뤫⤷ޤ
   
    4.21) ߤλ郎ǥեȤȤʤ褦ʥϤɤΤ褦ˤĤޤ
    
   CURRENT_TIMESTAMPȤޤ:
        CREATE TABLE test (x int, modtime timestamp DEFAULT >CURRENT_TIMESTAMP
);

    4.22) ʤINȤ䤤碌ȤƤ٤ΤǤ
    
   ߡ䤤碌γƥˤĤ䤤碌η̤֤˥
   󤹤뤳Ȥˤꡢ䤤碌䤤碌˷礷Ƥޤ⤷
   䤤碌Ԥ֤䤤碌ιԤ֤ʤ顢
   ̤INEXISTS֤뤳ȤǤ
d1253 2
a1254 1
   ֤ơ
d1259 8
a1266 8
   Ȥޤ 줬üᤤǤsubcolϺդǤ٤
   Ǥ Ǽ7.4ǽޤ
   
    4.23) (outer join)ϤɤΤ褦˼¸ޤ?
    
   PostgreSQL  SQL
   ɸ๽ʸȤ(祤)򥵥ݡȤޤ
   2Ĥ꤬ޤ
d1270 2
a1271 1
   뤤
d1275 8
a1282 9
   ξħŪ䤤碌Ǥ t1.col  t2.col ȷ礷ơt1
   η礵ʤä(t2 Ȱפʤä)֤ƤޤRIGHT
    t2 η礵ʤääǤ礦FULL
   ϡפ t1  t2
   Ϸ礵ʤä֤Ǥ礦OUTER
   Ȥդϥץ LEFT, RIGHT, ޤ FULL
   ʤɤηꤵƤޤ Υ꡼Ǥϳ(outer
   join)UNION  NOT IN Ȥäƥߥ졼ȤǤޤ ȤСtab1 
   tab2 礹Ȥϡ䤤碌ĤΥơ֥礷ޤ
d1292 81
a1372 96
    4.24) ʣΥǡ١Ȥ䤤碌ϤɤΤ褦ˤФǤޤ
    
   ԤΥǡ١ʳؤ䤤碌ˡϤޤ󡣤ȤΤPostgr
   eSQLǡ١ͤΥƥ५ɤ߹िǡˤϡ
   ȤΤդ򤹤ˤǡ١ۤ䤤碌򤹤뤹
   ޤ
   
   contrib/dblink
   ϥǡ١(cross-database)䤤碌ؿƽФˤޤ
   󡢥饤ȤƱ³̤Υǡ١ؤĥʤƤ
   ʤ餺̤򥯥饤¦ǥޡʤƤϤʤޤ
   
    4.25) ؿʣΥޤϥ֤ˤϤɤޤ
    
   ⤷PL/pgSQL ؿrefcursorsȤȷ̤Ȥ֤ȤǤޤ
   http://www.PostgreSQL.org/idocs/index.php?plpgsql-cursors.html 
   23.7.3.3 
   
    4.26)ʤPL/PgSQL ؿ椫ơ֥μ¤ create/drop
    뤳ȤǤʤΤǤ礦
    
   PL/PgSQL ϴؿƤå夷ԹѤΤᡢ⤷
   PL/PgSQL
   ؿơ֥˥ȡΥơ֥ϤȤǥɥåפ
   ޤؿƤӸƤӽФȡ
   å夵Ƥ뤽δؿƤϤޤŤơ֥Ȥƻؤ
   Ƥ뤫Ǥϡ PL/PgSQL  EXECUTE
   ơ֥륢Τ˻ȤȤǤǡ󥯥꡼Υѡ
   ľ򵯤Ǥ礦
   
    4.27) ɤΤ褦ʥץꥱ󥪥ץѤǤޤ?
    
   ޥ졼֤Υץꥱ󥪥ץ󤬤ĤѲǽǤ
   ΥץǤϥޥΤߤǡ١ѹǤ
   졼֤ϥǡ١ɤǤ
   http://gborg.PostgreSQL.org/genpage?replication_research
   κǸˤˤƤޤ
   ޥ-ޥΥץꥱˤ륽塼
   http://gborg.PostgreSQL.org/project/pgreplication/projdisplay.php
   ˤƺȤʤƤޤ [ JPUG
   ʬȥ󥶥ȯʬʲǤϡʰ¸ˤ濴ˣ
   ߥåȤμԤʤäƤޤ
   http://www.postgresql.jp/subcommittee/dt/index.html
   http://www.snaga.org/jpug-dt/
   ëƤˤץꥱPGReplicate
   http://www.csra.co.jp/~mitani/jpug/pgreplicate/ ]
   
    4.28) ɤΤ褦ʰŹ沽ץѤǤޤ?
    
     * contrib/pgcrypto
       SQL䤤碌ǻȤΰŹ沽ޤߤޤ
     * 饤Ȥ饵СؤžŹ沽ͣˡpg_hba.c
       onfhostsslȤȤˤޤ
     * С7.3
       Ǥϥǡ١桼Υѥɤ¸˼ưŪ˰Ź沽
       ޤ
       ΥСǤpostgresql.confPASSWORD_ENCRYPTION
       ͸ˤɬפޤ
     * СϰŹ沽ե륷ƥȤä뤳ȤǤޤ
     _________________________________________________________________
   
                       PostgreSQLγĥˤĤƤμ
                                      
    5.1) ʬǽ񤤤桼ؿ psql
    Ǽ¹ԤȥפƤޤΤϤʤǤ
    
   Ͽȹͤޤޤǽˡ桼ؿñȤ
   ƥȥץˤƻƤߤƲ
   
    5.2) PostgreSQL
    Ѥ˽񤤤äŨʿؿ󶡤ƥץȤ˹׸Τ
    Ǥ
    
   ιԤʤäĥpgsql-hackers
   ᡼󥰡ꥹȤäƤơ椯椯Ϥĥ
   contrib/ ֥ǥ쥯ȥ뤳ȤˤʤǤ礦
   
    5.3) ץ֤ CδؿϤɤΤ褦˽ޤ
    
   С7.3ʹߤPostgreSQLǤϡơ֥֤ؿ C,
   PL/PgSQL SQL
   ˤƴ˥ݡȤޤܤϥץޥɤξ򸫤Ƥ
   C줿ɽ֤ؿ꤬contrib/tablefuncˤޤ
   
    5.4)
    եѹޤƥѥ뤷ƤѲʤΤϤʤ
    Ǥ
    
   Ĥ Makefile
   󥯥롼ɡեФŬڤʰ¸طäƤޤmake
   clean 򤷤Ƥ⤦ make ԤʤʤƤϤʤޤ󡣤⤷GCC
   򤪻ȤǤ configure  --enable-depend
   ץȤäơѥ˰¸طưŪĴ٤뤳ȤǤ
   ޤ
     _________________________________________________________________
   
d1376 2
a1377 2
  ǽ:   2003ǯ0410
  :       ¼  (Jun Kuwamura <juk@@PostgreSQL.jp>)
d1379 1
a1379 2
  FAQκˤ궨Ϥ򤷤Ƥä(ɾΤάƤޤ
):
d1381 1
a1381 1
                 (Minoru TANAKA <Tanaka.Minoru at keiken.co.jp>)
d1388 1
a1388 1
                 Ϻ(Sintaro SAKAI <s_sakai at mxn.mesh.ne.jp>)
d1391 1
a1391 1
                 й(Shigehiro HONDA <fwif0083 at mb.infoweb.ne.jp>)
d1394 2
a1395 2
                 (
Atsushi SUGAWARA <asugawar at f3.dion.ne.jp>)
d1397 3
a1399 5
  Ϥᡢݥȥ쥹˴ؤ٤ܸݥȥ쥹᡼󥰥ꥹȡ
  ΤääƤ줿 JF(Linux Japanese FAQ Mailing List)ץȡ
¾
  ľܤ뤤ϴŪˤäƤ뤹٤ƤΥץ󥽡ߥ˥ƥ
  ˴դޤ
d1402 1
a1402 2
        http://www.rccm.co.jp/~juk/pgsql/(FAQ PostgreSQL ˤĤƤ褯
)
d1406 1
a1406 1
  ʤ˴ؤ뤴ո(juk@@PostgreSQL.jp)ޤǤ󤻲
d1408 1
@


1.11
log
@Update Japanese FAQ, from Jun Kuwamura.
@
text
@a0 1
PostgreSQL(ݥȥ쥹塼)ˤĤƤ褯Ȥβ(FAQ)
d2 15
a16 13
ʸǽ: Sun Oct 13 23:15:09 EDT 2002

ߤΰݻ: Bruce Momjian (pgman@@candle.pha.pa.us)
Maintainer of Japanese Translation: Jun Kuwamura (juk@@PostgreSQL.jp)

ʸκǿǤ http://www.PostgreSQL.org/docs/faq-english.html Ǹ뤳Ȥ
Ǥޤ

ץåȥۡͭμˤĤƤ: http://www.PostgreSQL.org/users-lounge/
docs/faq.html
˲ޤ

(ʲԤˤ [  ] ȤǰϤǵޤ)
d20 2
a21 2
        ܸǤΤʸ ܲ "User's Lounge"  "Collection of FAQs" 
        "Japanese" ȤФΤȤˤޤޤʲΥȤˤ
d27 2
a28 1
        ˤĤƤŤ(juk@@PostgreSQL.jp)ޤǥ᡼Ǥ󤻲
d30 1
a30 1
                                                2002ǯ1016    ¼ 
d32 150
a181 134



                                 Ūʼ                                  
                                                                               
1.1) PostgreSQLȤϲǤɤߤޤ
1.2) PostgreSQLϤɤʤäƤޤ
1.3) PostgreSQLưUnixץåȥۡϡ
1.4) UnixʳΰܿǤǻȤΤϡ
1.5) PostgreSQLϤɤǤޤ
1.6) ݡȤϤɤǼޤ
1.7) ǿǤϤɤǤ
1.8) ɤΤ褦ʸ񤬤ޤ
1.9) ΤΥХ̵̤ǽϤɤäƸĤޤ
1.10) SQLϤɤгؤ٤ޤ
1.11) PostgreSQL2000ǯ(Y2K)бƤޤ
1.12) ȯˤϤɤΤ褦˻äޤ
1.13) ХݡȤϤɤΤ褦ȯޤ
1.14) ¾DBMSΤ٤PostgreSQLϤɤʤΤǤ
1.15) PostgreSQL̤ǱˤϤɤФ褤Ǥ

                         桼饤Ȥμ                          
                                                                               
2.1) PostgreSQL  ODBC ɥ饤СϤޤ
2.2) PostgreSQL  Web ڡϢȤˤϤɤʥġ뤬ޤ
2.3) PostgreSQL ˥ե롦桼󥿡եϤޤݡȥ
ͥ졼䤤碌쥤󥿡եϤޤ
2.4) ɤΤ褦ʸ PostgreSQL ̿Ǥ

                                 μ                                  
                                                                               
3.1) ɤΤ褦ˤ /usr/local/pgsql ʳξ˥󥹥ȡǤޤ
3.2) postmaster 餻ȡ Bad System Call ȤפȤΥå
ФޤʤǤ
3.3) postmaster 餻褦Ȥȡ IpcMemoryCreate 顼ФޤʤǤ

3.4) postmaster餻褦Ȥȡ IpcSemaphoreCreate 顼Фޤʤ

3.5) ¾ΥۥȤ³ϤɤΤ褦椷ޤ
3.6) ɤǽ뤿ˤϡǡ١󥸥ɤΤ褦Ĵ
Ǥ
3.7) ɤΤ褦ʥǥХǽȤޤ
3.8) ³褦ȤȤ 'Sorry, too many clients' ФΤϤʤǤ
3.9) pgsql_tmp ǥ쥯ȥˤϲޤ
3.10) PostgreSQLΥ᥸㡼꡼򥢥åץǡȤΤ˥פȥꥹȥ򤷤
ƤϤʤʤΤϤʤǤ

                                 μ                                  
                                                                               
4.1) Хʥꡦ̾參Ȥΰ㤤ϲǤ
4.2) ǽοΤߤ select ˤϤɤޤ
4.3) ơ֥䤽¾ξΥꥹȤ psql ǸˤϤɤޤ
4.4) ơ֥뤫饫κϤɤΤ褦ˤޤ
4.5) ơ֥롢ǡ١κ祵ϡ
4.6) Ūʥƥȥե뤫ǡ¸ˤϡǡ١Υǥ
̤ϤɤΤ餤ɬפǤ
4.7) 줿ơ֥롢ǥåǡ١ӡ桼ɤΤ褦
ƸĤФޤ
4.8) 䤤碌٤ǥåȤäƤͻҤޤ󡣤ʤǤ

4.9) 䤤碌֥ƥޥɤΤ褦䤤碌ɾ뤫򸫤ˤϤɤ
ޤ
4.10) R-tree ǥåȤϲǤ
4.11) Ū䤤碌ŬȤϲǤ
4.12) ɽǤθʸȾʸȤ̤ʤɽϤɤΤ褦˼
ޤʸȾʸȤ̤ʤΤΥǥåϤɤΤ褦˻
ޤ
4.13) 䤤碌ǡեɤ NULL Ǥ뤳Ȥ򸡽ФˤϤɤޤ

4.14) ʸΤ줾ΰ㤤ϲǤ
4.15.1) (serial)ưʬեɤϤɤΤ褦ˤĤޤ
4.15.2) SERIALǡͤϡɤޤ
4.15.3) ¾Υ桼Ȥζ֤򤱤뤿ˤϡcurrval()  nextval() ϻȤ
ۤ褤ΤǤ礦
4.15.4) ȥ󥶥ǤȤˤ⤦ɥֹ椬Ȥʤ
ϤʤǤ󥹡SERIAL˶ΤϤʤǤ
4.16) OID ȤϲǤ TID ȤϲǤ
4.17) PostgreSQL ǻȤ뤤ĤѸΰ̣ϲǤ
4.18) 顼å "ERROR: Memory exhausted in AllocSetAlloc()"ФΤϤ
Ǥ
4.19) ɤΥС PostgreSQL 餻ƤΤĴ٤ˤϤɤޤ
4.20) 顼֥Ȥǡinvalid large obj descriptorȽФΤϤʤ

4.21) ߤλ郎ǥեȤȤʤ褦ʥϤɤΤ褦ˤĤޤ
4.22) ʤINȤ䤤碌ȤƤ٤ΤǤ
4.23) (outer join)ϤɤΤ褦˼¸ޤ?
4.24) ʣΥǡ١Ȥ䤤碌ϤɤΤ褦ˤФǤޤ
4.25) ؿʣΥޤϥ֤ˤϤɤޤ
4.26) ʤPL/PgSQL ؿ椫ơ֥μ¤ create/drop 뤳Ȥ
ʤΤǤ礦
4.27) ɤΤ褦ʥץꥱ󥪥ץѤǤޤ?
4.28) ɤΤ褦ʰŹ沽ץѤǤޤ?

                        PostgreSQLγĥˤĤƤμ                         
                                                                               
5.1) ʬǽ񤤤桼ؿ psql Ǽ¹ԤȥפƤޤ
ϤʤǤ
5.2) PostgreSQL Ѥ˽񤤤äŨʿؿ󶡤ƥץȤ
׸ΤǤ
5.3) ץ֤ CδؿϤɤΤ褦˽񤭤ޤ
5.4) եѹޤƥѥ뤷ƤѲʤΤϤʤ
Ǥ


                                 Ūʼ                                  
                                                                               
1.1) PostgreSQL ȤϲǤɤߤޤ

Post-Gres-Q-L.(ݥ - 쥹 - 塼 - ) ȯޤ

PostgreSQL ϼ DBMS ѤΥץȥפǤä POSTGRES ǡ١
ƥβǤǤPostgreSQL  POSTGRES ζϤʥǡǥ˭٤ʥǡ
()ݻʤ顢POSTGRES ǻȤ줿 PostQuel 䤤碌򡢳
ĥ SQL Υ֥åȤ֤ƤޤPostgreSQL ̵Ǵʥ
ѤǤޤ

PostgreSQL γȯϡPostgreSQL ȯ᡼󥰥ꥹȤ˻äƤ볫ȯãΥ
Ǥ٤ƹԤʤƤޤߤκĹ Marc G. Fournier (
scrappy@@PostgreSQL.org )Ǥ(1.6˻äλޤ)ߡΥ
ब PostgreSQL ȯΤ٤ƤݤߤƤޤ

Postgres95-1.01 濴ŪʳȯԤ Andrew Yu  Jolly Chen Ǥ¾
ο͡ΥɤΰܿƥȡǥХӡɤ˻äޤ
PostgreSQL ɤǤ POSTGRES ϥե˥إС쥤ˤ
ơ Michael Stonebraker λشΤȡ¿γ´ܿΥץ
Ϥˤޤ

С쥤ˤ뤳ΥեȥΤȤ̾ Postgres ǤSQL εǽ
ɲä줿 1995 ǯˤ̾ Postgres95 ѹ졢1996 ǯνˤ̾
 PostgreSQL ѹޤ

1.2) PostgreSQL ϤɤʤäƤޤ

PostgreSQL ϲ˽ޤ
d183 1
a183 1
        ʸϱѸǤͤȤơʸʻǺܤޤ
d186 23
a208 22

PostgreSQL Data Base Management System

Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group Portions
Copyright (c) 1994-6 Regents of the University of California

Permission to use, copy, modify, and distribute this software and its
documentation for any purpose, without fee, and without a written agreement is
hereby granted, provided that the above copyright notice and this paragraph and
the following two paragraphs appear in all copies.

IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST
PROFITS, ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF
THE UNIVERSITY OF CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
DAMAGE.

THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND
THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATIONS TO PROVIDE MAINTENANCE,
SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
d215 1
a215 1
          ܥեȥӤʸ켰Ͼ嵭ɽȡʸ
d226 1
a226 1
        Ŭ˴ؤƤϤȤꡢ˸¤餺ʤݾڤ
d232 1
a232 1
        ˴ؤʸϾ嵭αѸˤɽǤܸϤޤ
d236 36
a271 36

嵭BSD饤󥹤ǸŤץ󥽡Υ饤󥹤ǤɤɤΤ褦
˻Ȥ褦Ȥ¤ޤ󡣹ޤȤʤΤǡ桹⤽ѤĤϤ
ޤ

1.3) PostgreSQL ưĶϡ

ŪˡǶUnixߴץåȥۡʤPostgreSQLϤ餻ϤǤ
꡼λǼºݤ˥ƥȤԤʤäȤ𤬤ʤ줿ץåȥۡˤ
Ƥϥ󥹥ȡ󤷤Ƥޤ

1.4) UnixʳΰܿǤǻȤΤϡ

饤

MS Windows ץåȥۡ뤿ˡlibpq C 饤֥ꡢpsql¾Υ
󥿡եӡ饤ȥץꥱ򥳥ѥ뤹뤳Ȥϲǽ
Ǥξ硢饤Ȥ MS Windows 餻ơTCP/IP ͳǥݡȤ
Ƥ Unix ץåȥۡ륵Ф̿ޤ

Win32 libpq 饤֥ psql 뤿ˡwin32.mak ۤ˴ޤޤƤޤ
PostgreSQL ODBC 饤ȤȤ̿Ǥޤ



ߡCygnus Unix/NT ܿ饤֥ Cygwin ȤäơPostgreSQL ǡ١
Ф Windows NT  Win2k ǲƯƤޤۤ˴ޤޤpgsql/doc/
FAQ_MSWIN뤤ϡhttp://www.PostgreSQL.org/docs/faq-mswin.htmlˤ MS
Windows FAQ 

MS Win NT/2000/XP ͥƥǤؤΰܿ߿ʹǤ

[

Win32ͥƥ(Win32 Native version)

d278 7
a284 7

]

1.5) PostgreSQL ϤɤǤޤ

PostgreSQL 縵 anonymous ftp Ȥ ftp://ftp.PostgreSQL.org/pub/ Ǥ
ߥ顼ȤˤĤƤϡ桹Υᥤ Web ڡ
d302 7
a308 5
1.6) ݡȤϤɤǼޤ

פʥ᡼󥰡ꥹȤ: pgsql-general@@PostgreSQL.orgǤPostgreSQL ˴ؤ
뤳ȤǤеǤޤΥꥹȤؤλäΤϡŻҥ᡼ʸ(Subject
ԤǤϤޤ)˼ΣԤ񤤤ơ
d312 4
a315 3
pgsql-general-request@@PostgreSQL.org äƲ

ǤΥ᡼󥰡ꥹȤ⤢ޤΥꥹȤؤλä "ʸ"ˡ
a317 2
Ƚ񤤤 pgsql-general-digest-request@@PostgreSQL.org Żҥ᡼äƲ

d319 12
a330 8
ǤϡᥤꥹȤǼå 30k ί˥
ǥꥹȤΥСդޤ

ХݡѤΥ᡼󥰥ꥹȤ⤢ޤΥꥹȤؤλä "ʸ"Ȥä
ˡ bugs-request@@PostgreSQL.org Żҥ᡼äƲ

ȯԤεΤΥ᡼󥰥ꥹȤѤǤޤΥꥹȤؤλäŻҥ
ʸˡ
a332 6
Ƚ񤤤ơpgsql-hackers-request@@PostgreSQL.orgŻҥ᡼äƲ

http://www.PostgreSQL.org

EFNet  #PostgreSQL Ȥ IRC ͥ⤢ޤ UNIX ޥɤirc -c '#
PostgreSQL' "$USER" irc.phoenix.net Ȥޤ
d334 8
d343 2
a344 1
          1999ǯ723PostgreSQL桼(ˤۤ ݤȤ줹 桼 )άJPUGΩޤ
d346 2
a347 1
        β̵ǤβȲѶŪʹ׸αĤƤޤ
d351 2
a352 1
          1990ǯ椴ꡢݥȥ쥹ܸ᡼󥰡ꥹȤа ãפ󤬼ŤƤޤܺ٤ϡ
d354 1
a354 1
        ֤򡢤來ꤵpgsql-jp MLƥ
d356 1
a356 1
        Ǹ뤳ȤǤޤ
d359 3
a361 4

ѥݡȲҤΥꥹȤhttp://www.PostgreSQL.org/users-lounge/
commercial-support.htmlˤޤ

d363 4
a366 2
         ܤǤϡSRA Inc. ץ󥷥ƥ ˤƾѥݡȤԤʤƤޤ
        ߥ饯롦ʥå  "Miracle Linux for PostgreSQL" ȥݡȤ
d370 13
a382 12
1.7) ǿǤϤɤǤ

PostgreSQL κǿǤϥС 7.2.3 Ǥ

桹ϡ4˥᥸㡼꡼ԤʤȤײ褷Ƥޤ

1.8) ɤΤ褦ʸ񤬤ޤ

դˡĤΥޥ˥奢ȥ饤󡦥ޥ˥奢(ޥ˥奢롦ڡ)
ӤĤξʥƥ꤬ޤޤޤ/doc ǥ쥯ȥޤ
ޥ˥奢ϡ http://www.PostgreSQL.org/users-lounge/docs/ ǥ饤Ǥ
Ǥޤ
d389 2
a390 3

饤ǻȤǤ PostgreSQL ܤ2ޤhttp://www.PostgreSQL.org/
docs/awbook.html
a394 3
ӡ http://www.commandprompt.com/ppbook/ ǤǽʽҤϿϡ
http://www.jp.PostgreSQL.org/books/ ˤޤ PostgreSQL Ѿ󵭻⡢
http://techdocs.PostgreSQL.org/ ˤޤ
d396 25
a420 17
[: ʸϡܥݥȥ쥹桼http://www.postgresql.jp/
document/ 򤴤󲼤 ]

psql ⡢黻ҡؿ󡢤¾ξ򤪸롢Ĥ餷
\d ޥɤޤ

桹 Web Ȥˤϡäʸ񤬤ޤ

1.9) ΤΥХ̵̤ǽϤɤäƸĤޤ

PostgreSQLϳĥ줿SQL-92Υ֥åȤ򥵥ݡȤޤ桹Υڡ TODO
ꥹȤˡΤΥХǽ侭ײˤĤƤεҤޤ

1.10) SQL Ϥɤгؤ٤ޤ

http://www.PostgreSQL.org/docs/awbook.html ˤPostgreSQLܤ SQL 򶵤Ƥ
ޤ
d426 13
a438 13

¾ˤ PostgreSQLܤȤơhttp://www.commandprompt.com/ppbook ޤ
餷ϡhttp://www.intermedia.net/support/sql/sqltut.shtm, http://
ourworld.compuserve.com/homepages/graeme_birchall/HTM_COOK.HTM, ơhttp://
sqlcourse.com ˤޤ

¾Ǥϡ "Teach Yourself SQL in 21 Days, Second Edition"  http://
members.tripod.com/er4ebus/sql/index.htmˤޤ

¿Υ桼ˡ The Practical SQL Handbook, Bowman Judith S. et al.,
Addison-Wesley ɾǤ¾ˡThe Complete Reference SQL, Groff et al.,
McGraw-Hill Τ褦ʤΤ⤢ޤ

d441 2
a442 1
                http://www.SRA.co.jp/people/t-ishii/PostgreSQL/doc-jp/index.html
d449 1
a449 1
        Ǥϥ饤ޥ˥奢θǤޤ
d452 1
a452 1
        ⥪饤ɤळȤǤޤ
d455 123
a577 106
1.11) PostgreSQL2000ǯ(Y2K)бƤޤ

бƤޤ2000ǯդ⡢2000ǯդ⡢ñ˰
ޤ

1.12) ȯˤϤɤΤ褦˻äޤ

ޤǽ()ˡǿΥɤ桹 Web Ȥۤ˴ޤ
ƤPostgreSQL Developersʸɤߤޤܤˡpgsql-hackers 
pgsql-patches ᡼󥰡ꥹȤ(subscribe)ޤܤˡʼΥѥ
pgsql-patchesȯޤ

褽ͤäȤοãPostgreSQL CVS֤˥ߥåȤ븢¤ä
ޤΤ줾οãιʼʥѥåȯΤǡߥߥå
ȤʤäƤãϤɤդΤѤǤ桹餬ߥåȤѥå
ϹʼǤȳοƤޤ

1.13) ХݡȤϤɤΤ褦ȯޤ

http://www.PostgreSQL.org/bugs/bugs.phpPostgreSQL BugTool (Хġ)Υڡ
ˬƤߤƲХݡȤФˤĤƤμȻؿˤޤ

 http://PostgreSQL.orgˤǿ FAQ åƲ

Ʊ ftp  ftp://ftp.PostgreSQL.org/pub/ǡäȿС
 PostgreSQL 뤤ϥѥå򤵤ƤߤƲ

1.14) ¾DBMSΤ٤PostgreSQLϤɤʤΤǤ

եȥפˡˤϤĤޤǽǽȿȥݡȤȲ
Ǥ

ǽ(Features)
    PostgreSQLϡȥ󥶥䤤碌ȥꥬӥ塼
    ȡӡ줿åʤɡ絬ϾDBMSĵǽۤ
    ɻäƤޤ PostgreSQLϡ桼Ѿ롼롢줫
    å̾ޥСƱʤɡDBMS碌
    ʤ褦ʵǽ򤤤Ĥ碌Ƥޤ
   
ǽ(Performance)
    PostgreSQL¾ξѤ뤤ϥץ󥽡Υǡ١ȸ߳Ѥǽ
    ޤ̤ǤϤᤫäꡢ̤ۤǤϤ٤äꤷޤMySQLʤ
    òǡ١ƥˤ٤ơPostgreSQL٤Τ
    ȥ󥶥ˤ륪Сإåɤ뤫ǤMySQLˤϾ
    Features˼褦ʵǽϤޤäޤ󡣲桹ϡPostgreSQL
    ȵǽȤ߹ߤʤ⡢䤨ץե顼˳ݤ꥽
    ɤϤꤷơǽβ³ƤޤPostgreSQL  MySQL Ȥ
    ӤƤ Web ڡhttp://openacs.org/why-not-mysql.htmlˤ
    
    PostgreSQLϡUnixץư뤳Ȥˤ桼³ޤʣ
    ΥХåɡץåʤǡХåեͭ
    ޤޥCPUǤϡñʣΥХåɤ򤽤줾CPU餻뤳
    Ǥޤ
   
(Reliability)
    桹ϡDBMSο⤯ʤƤϤβ̵ͤȤ򤷤Ƥޤʬ
    ȤơꤷɤХǾˤƤ꡼褦˶ФƤޤ
    줾Υ꡼ϾʤȤ1ʾΥ١ƥȤԤʤޤ
    Υ꡼򤬡ǤȤưꤷǤʥ꡼Ǥ뤳Ȥʪä
    ޤʬǤϡ¾Υǡ١٤Ƥ½ʤȤ˼
    Ƥޤ
   
ݡ(Support)
    桹Υ᡼󥰥ꥹȤϡ뤤ʤˤĤƤؤμ
    Ƥ롢ȯԤ桼礭ʽޤؤ󶡤Ƥޤ桹
    βݾڤ뤳ȤϤǤޤ󤬡ѥǡ١ǤäƤ˲褵
    櫓ǤϤޤ󡣳ȯԤ䡢桼ߥ˥ƥޥ˥奢ࡢ
    ɤʤɤľܥǤ뤳ȤäơPostgreSQLΥݡȤϡ
    ¾DBMSݡȤͥ줿ΤȤʤäƤޤ˾ơξ
    ѥݡȤʤɤ⤢ޤFAQ1.6ˡ
   
(Price)
    PostgreSQLѤϡѤǤѤǤ⡢٤̵Ǥ嵭˼ƤBSD
    λѵ˳ʤ¤ꡢPostgreSQLΥɤ̵ǾʤȤ
    ळȤǤޤ
   

1.15) PostgreSQL̤ǱˤϤɤФ褤Ǥ

PostgreSQLϡ桹Ϥ᤿ 1996ǯ衢ǹ⥯饹ξפäƤޤ
Ϥ٤ơMarc FournieΤǡϤδפǯˤ錄ä¤
Ƥޤ

ɤפϥץ󥽡ץȤˤȤäƤϤȤƤڤʤΤǡʤ
򼺤ץȤʬ򤷤ޤ

󡢤δפϰ¤ΤǤϤޤ󡣰ݻ³뤿ˤ뤤ϰ
η񤬤ޤ⤷ʤ䤢ʤβҤˡϤΤλ
뤿˻ܤȤǤ褦Ǥ顢https://store.pgsql.com/shopping/
դ򤪴ꤤޤ

ޤWebڡˤ PostgreSQL,Inc Ȥޤ"(contributions)"
ƥ PostgreSQL ץȤ򥵥ݡȤ뤿Τǡ褷β
ҤΤλΤǤϤޤ󡣤⤷(check)Թ礬褱Ϣ
νؤ겼


                         桼饤Ȥμ                          
                                                                               
2.1) PostgreSQL Τ ODBC ɥ饤СϤޤ

PsqlODBC  OpenLink ODBC Ĥ ODBC ɥ饤СѲǽǤ

PsqlODBC  PostgreSQL ۤ˴ޤޤƤޤˤĤƤΤ˾ܺ٤ʾ
ftp://ftp.PostgreSQL.org/pub/odbc/ Ǥޤ

d579 1
a579 3
        PsqlODBC  ܸѥåҲ͵(kataoka@@interwiz.koganei.tokyo.jp)ޤ:
        http://www.interwiz.koganei.tokyo.jp/software/PsqlODBC/index.html
        ߡǿǤϰʤΥȤˤޤ
d583 18
a600 17

OpenLink ODBC  http://www.openlinksw.com/ǤޤɸŪ ODBC 
ȡեȥǻȤޤΤǡٱ礷Ƥ뤹٤ƤΥץåȥۡ(Win,
Mac, Unix, VMS) PostgreSQL  ODBC ѤǤޤ

֤ϡʼΥݡȤɬפʿ͡äƤȻפޤե꡼
ǤϤĤǤǽΤ褦Ǥϡpostgres95@@openlink.co.uk ä

Programmer's Guide  ODBC ξϤ⤴

2.2) PostgreSQL  Web ڡϢȤˤϤɤʥġ뤬ޤ

ǡ١΢˻ Web ڡˤĤƤ餷Ҳ𤬡
http://www.webreview.comˤޤ

Web ؤγĥΤˤϡPHP ۤ󥿡եȤʤäƤޤhttp://
www.php.net/ˤޤ
d602 2
a603 1
          PHP˴ؤܸξϡ2000ǯ419ȯ­PHP桼Υ
a607 9
           ˤ줿PHP/FIܸѥå͡ʿͤμФPHP3.0.7ŬѤޤ
        ߤPHPJ-DEVˤơ
                http://php.jpnnet.com/
        ƣ濴˥ޥХȳĥȤƺľ졢ǿǤPHP-3.0.18бƤޤ
           餵ϡPHP4 Ѥܸطγĥ⥸塼
                ftp://night.fminn.nagano.nagano.jp/php4/
        ѰդƲäƤޤ
          ܲȤǹݲMLΩ夬äƤޤ
        PHP-4.2 ޥХȳĥʸȤƺΤޤ
d610 2
a611 3

ʣʾ硢¿οͤ Perl 󥿡ե CGI.pm  mod_perl Ȥ
ޤ
d614 2
a615 1
        wdb-p95 ؤΥ󥯤ڤƤޤäƤޤ餯Perl DBI ͳ DBD::Pg ѤǽȻפޤ
d623 38
a660 29

2.3) PostgreSQL ˥ե롦桼󥿡եϤޤݡȥ
ͥ졼䤤碌쥤󥿡եϤޤ

PgAccess ȸƤФ餷ե롦桼󥿡եꡢ
ۤȶ˽в٤ޤPgAccess ˤϥݡȡͥ졼⤢ޤWeb ڡ
http://www.pgaccess.org/Ǥ

ecpg Ȥ C Τ SQL 䤤碌쥤󥿡ե⤢ޤ


2.4) ɤΤ褦ʸ PostgreSQL ̿Ǥ

ʲΤΤޤ:
   
   
  C (libpq, libpgeasy)
  C++ (libpq++)
  C (ecpg)
  Java (jdbc)
  Perl (DBD::Pg and perl5)
  ODBC (odbc)
  Python (PyGreSQL)
  TCL (libpgtcl)
  C Easy API (libpgeasy)
  PHP ('pg_' ؿ Pear::DB)

¾Ѳǽʥ󥿡ե http://www.PostgreSQL.org/interfaces.html
ˤޤ
a661 8
        rubyκԤǤޤĤ 椭Ҥ(matz@@ZetaBITS.COM)ȡޤĤ (ematsu@@pfu.co.jp)
        ruby  PostgreSQL 󥿡եޤߤΰݻƣ Ф󤬤Ƥޤ
                http://www.postgresql.jp/interfaces/ruby/
        PgBash    󤬺ä bash  PostgreSQL 󥿡եǤ
                http://www.psn.co.jp/PostgreSQL/pgbash/
        Bashޥɥ饤postgres 䤤碌Ǥޤ
        Perl Υ⥸塼ϸŤ餢 Pg  DBI ɥ饤Ф DBD::Pg Ȥꡢ
         Edmund Mergl ˤΤ CPAN Ȥˤޤ
d665 116
a780 99



                                 μ                                  
                                                                               
3.1) ɤΤ褦ˤ /usr/local/pgsql ʳξ˥󥹥ȡǤޤ

ñˡϡ configure 餻Ȥ --prefix ץꤹ뤳ȤǤ


3.2) postmaster 餻ȡBad System Call ȤפȤΥå
ФޤʤǤ

ޤޤ꤬ͤޤޤǽˤʤΥͥ System V IPC γ
ĥ󥹥ȡ뤵Ƥ뤫ǧƸƤPostgreSQL ϥͥˤ
ͭ꡼ȥޥեΥݡȤɬפȤޤ

3.3) postmaster 餻褦ȤȡIpcMemoryCreate 顼ФޤʤǤ


ͥ뤬ͭ꡼ˤʤäƤʤäǤʤСͥ
ƻȤ붦ͭ꡼礭礭ꤹɬפޤŪ礭
ȤäƤ륢ƥpostmaster 餻ȤꤹХåեοȥ
åɥץ˰¸ޤۤȤɤΥƥǤϡͤΥХåե
ΤޤޤǡʤȤ1MBɬפǤ PostgreSQL Administrator's Gide ˶ͭ
꡼ȥޥեˤĤƤξξܺ٤ޤ

3.4) postmaster餻褦ȤȡIpcSemaphoreCreate 顼Фޤʤ


⤷顼åIpcSemaphoreCreate: semget failed (No space left on
device)ǤСͥ뤬ʬʥޥեȤ褦˹Ƥޤ
PostgresŪʥХåɥץ˰ĤΥޥեɬפȤޤȤꤢ
βpostmasterưȤˡХåɥץο꾯ʤ
¤򤹤뤳ȤǤͤ32꾮ʿΥѥ᡼-NǻȤޤ깱
ŪʲϡͥSEMMNS  SEMMNI ѥ᡼䤹ȤǤ

ǽΥޥե٤ʥǡ١δ֤˥å򵯤ǽ
ޤ

⤷顼åʤˤ¾ΤΤǤСͥιǤޤäޥ
ΥݡȤ򤷤Ƥʤ⤷ޤ PostgreSQL Administrator's Gide ˶ͭ
꡼ȥޥեˤĤƤξξܺ٤ޤ

3.5) ¾ΥۥȤ³ϤɤΤ褦椷ޤ

ͤǤϡPostgreSQL  unix ɥᥤ󥽥åȤȤޥ󤫤³
ޤpostmaster ư -i եåä$PGDATA/pg_hba.conf ե
ŬڤľơۥȼƳǧڤȤʤ¾Υޥ󤫤³Ǥ
Ǥ礦ˤTCP/IP³ǽˤʤޤ

ǽʥޥե٤Υǡ١˥åȤ
ޤ

3.6) ɤǽ뤿ˤϡǡ١󥸥ɤΤ褦Ĵ
Ǥ

Τ˥ǥå䤤碌®٤ޤEXPLAINޥɤ PostgreSQL 
ɤΤ褦ˤʤ䤤碌Ƥ뤫򸫤뤳ȤǤơɤΥ
ǥåȤƤ뤫򸫤뤳ȤǤޤ

⤷ INSERT ¿ѤƤϡCOPY ޥɤȤä礭ʥХåǤ
ԤʤȤƤƲϡINSERT ̡˹Ԥʤäȹ®Ǥ
ˡBEGIN WORK/COMMIT Υȥ󥶥󡦥֥å̵ʸϡ鼫Ȥ
줾Υȥ󥶥äƤȸʤޤĤʸĤΥȥ
󥶥󡦥֥åǹԤʤȤͤƲˤȥ󥶥
ΥСإåɤޤޤ礭ʥǡѹԤʤݤϥǥå
ٳơľȤͤƤߤƲ

塼˥󥰤Υץ󤬤Ĥޤpostmaster  -o -F ץǵ
ư뤳Ȥˤäơfsync() ̵ˤ뤳ȤǤޤˤäơƥȥ
 fsync() ǥǥ򹹿Τߤᤵޤ

postmaster -B ץȤäƥХåɡץˤȤ붦ͭ
Хåե礭뤳ȤǤޤ⤷Υѥ᡼⤯ȡ
ͥζͭ꡼֤ͤۤƤޤä postmaster ʤ
ʤǤ礦ͤǤϡ줾ΥХåե礭 8K ǡХåե 64
Ǥ

Хåɤ -S ץȤäơ줾ΥХåɡץŪ
¤ؤˤäƻȤ꡼κ祵䤹ȤǤޤ -S 
ϥХñ̤ǡͤ 512 (ʤ512K)Ǥ

ޤCLUSTER ޥɤȤäơơ֥Υǡ򥤥ǥå˹碌뤿
롼ײ뤳ȤǤޤܤϡ饤ޥ˥奢 CLUSTER 򸫤Ʋ


3.7) ɤΤ褦ʥǥХǽȤޤ

PostgreSQL ϡǥХΤ˰̣Τ롢־𤹤뤤Ĥεǽ
ޤ

ޤ--enable-cassert ץ configure 餻ޤƥѥ
뤳Ȥˤꡢ assert() ХåɤοĽƻ뤷ͽ
̤Ȥȥץߤ褦ˤʤޤ

postmaster  postgres ξǤĤΥǥХץѤǤޤ
Τ褦 postmaster ưȤϤĤǤ⡢ɸϤȥ顼Ϥ
ե褦ˤƤ뤳ȤΤƲ
d784 75
a858 67
ˤ PostgreSQL κǾΥǥ쥯ȥ server.log ե뤬֤ޤ
ΥեϥС䥨顼ˤĤͭѤʾޤߤޤ
Postmaster Ϲ˾ܺ٤ʾ𤹤뤿 -d ץޤ -d 
ץϡǥХ٥ꤷޤ⤤ǥХ٥Ǥϡ礭ʥե
뤳ȤդʤƤϤʤޤ

⤷postmasteräƤʤСpostgresХåɤ򥳥ޥɹԤ餻
뤳ȤǤľSQLʸ򥿥פ뤳ȤǤޤΤ꤫ϡǥХŪ
ȤᤷޤߥǤϤʤԤ䤤碌νˤʤ뤳Ȥ
դƤ⤷ǥХܥƥѥ뤷ƤСǥХå
äƲƤ뤫򸫤뤳ȤǤޤpostmaster Хåɤ򳫻Ϥ
櫓ǤϤʤΤǡΩʴĶäƤΤǤϤʤåХåɤȤ
꤬ʣ뤳ȤϤޤ

⤷postmasteräƤС륦ɥ psql򳫻Ϥȡpsql ǻȤ
 postgres ץPIDĤޤǥХåȤä postgresPID˥
å(attach)ޤǥХå椫֥졼ݥȤ򥻥åȤpsql 䤤
碌ȯԤޤǥХΤpostgresưϡPGOPTIONS="-W n" 
Ǥ줫顢psql 򳫻Ϥޤˤꡢn óϤ٤餻ϤʤΤ
ǥХåǥץ˥åơ֥졼ݥȤꤷϤɤ
ƸƤ椯ȤǤޤ

PostgreSQL ץˤϡǥХǽ¬ˤȤƤΩ -s -A -t Υ
ץ󤬤ޤ

ȤؿɤΤ餤¹Ի֤򿩤äƤ뤫򸫤뤿ˡץե󥰡
ץեդˤǥѥ뤹뤳ȤǽǤΥХåɤΥץե
롦ե pgsql/data/base/dbname ǥ쥯ȥ˳ǼǤ礦饤
ȤΥץեϥ饤Ȥθԥǥ쥯ȥ֤Ǥ礦Linux
ǤޤȤʥץե󥰤Ԥˤ -DLINUX_PROFILE ǥѥ뤹ɬפ
ޤ

3.8) ³褦ȤȤ 'Sorry, too many clients' ФΤϤʤǤ

postmasterƱưǤХåɥץФ¿䤹ɬפ
ޤ

κץ32ץǤ-NŬڤͤˤpostmasterƵư
뤫PostgreSQL.conf 뤳Ȥˤäơͤ䤹ȤǤޤ
ιǤ-NϺ1024ޤǤޤ⤷äɬפǤinclude/
config.hMAXBACKENDSäƹۤޤ⤷˾ʤconfigure
--with-maxbackendsؤȤäơ-NδͤǤޤ

⤷-N  32礭ΤǤС-B64礭ͤä
ƤϤʤʤ-B ϾʤȤ -N 2ܤϤʤƤϤʤ餺餯ǹǽ
˾ʤФ礭ͤɬפʤϤǤХåɥץ򤿤ˤ
ȡUnixͥ빽ѥ᡼䤹Ȥɬפˤʤ뤫⤷ޤ
󡣶ͭ꡼֥åκ(SHMMAX)ޥեκ(SEMMNSSEMMNI)
ץκ(NPROC)桼κץ(MAXUPRC)եκ
(NFILENINODE ǧ˴ޤޤޤ PostgreSQL˵ХåɤΥ
¤ƤΤϡƥΥ꥽Ȥ̤ƤޤȤ򤱤
Ǥ

6.5ΥСPostgreSQLǤϥХåɤκ64Ǥѹ
ˤϡinclude/storage/sinvaladt.hMaxBackendId˺ƹۤɬ
פǤ

3.9) pgsql_tmp ǥ쥯ȥˤϲޤ

䤤碌¹ԥ⥸塼ˤä줿ŪʥեǤ㤨С⤷ 
ORDER BY ˥Хåɤ -S ѥ᡼ǵĤͤ礭ʥ
ڡȤκݤɬפȤȡ줿ǡݻ뤿˰Ūʥե
뤬Ĥޤ

ŪʥեϼưŪ˾äϤǤ⤷ȤǥХå
ɤå夷ƤޤȤϤʤޤpostmasterߤȥꥹȤǤ
Υեϥǥ쥯ȥ꤫äޤ
d860 6
a865 6
         SYSLOGD ͳǥϤˤϡޤconfigure  --enable-syslog 
        դ餻塢ѥȥ󥹥ȡԤʤޤ
         ˡsyslog.conf  local0.*  ꤷ(Ķѿѹǽ)
        syslogd  HUP ʥäƽƤޤơ
        $PGDATA/pg_options  syslog=2 äơ postmaster  -S 
        ץդˤƥХ⡼ɤǵưޤ(С 7.1  
d869 53
a921 45

3.10) PostgreSQLΥ᥸㡼꡼򥢥åץǡȤΤ˥פȥꥹȥ򤷤
ƤϤʤʤΤϤʤǤ

PostgreSQLϥޥʡ꡼ǤϾѹԤʤޤΤǡ7.2 
7.2.1 ؤΥåץ졼ɤˤϥפȥꥹȥɬפϤޤ󡣤᥸
꡼(ȤС7.27.3ؤΤ褦)Ǥϡƥơ֥ǡե
եޥåȤѹ򤷤ФйԤʤޤѹϤƤʣǡ
Τ桹ϥǡեΤθߴݻ뤳ȤǤޤ󡣥
פѥեޥåȤǥǡϤ򿷤եޥåȤɤ߹ळ
ȤǤޤ

Ʊ꡼ǤϥǥǤΥեޥåȤѹϤʤΤǡåץ졼ɤˤ
סꥹȥǤϤʤpg_upgrade ץȤȤȤǤޤ꡼
Ȥˤϡpg_upgrade Ѳǽʥ꡼ɤƤޤ


                                 μ                                  
                                                                               
4.1) Хʥꡦ̾參Ȥθ̩ʰ㤤ϲǤ

ܽҤϡ饤ޥ˥奢 DECLARE 򸫤Ʋ

4.2) ǽοΤߤ SELECT ˤϤɤޤ

饤ޥ˥奢FETCH򸫤Ƥ뤤ϡSELECT ... LIMIT....Ȥ
ƤߤƲ

ȤߤΤϺǽοǤ⡢٤Ƥ䤤碌ɾʤƤϤʤ
ʤ⤷ޤORDER BY ä䤤碌ȤȤͤƤߤƲ
ORDER BY˹äǥåȤ PostgreSQL׵ᤵ줿ǽο
ɾǤ뤫⤷ޤ󤬡ǤʤСPostgreSQL ϰտޤ
ޤǤ٤ƤΥɾʤФʤʤ⤷ޤ

4.3) ơ֥䤽¾ξΥꥹȤ psql ǸˤϤɤޤ

psqlΥɤȤƽ񤫤줿 pgsql/src/bin/psql/describe.c եɤळ
ȤǤˤϡpsqlΥХåå女ޥɤˤϤΤSQL
ޥɤޤޤƤޤ psql  -E ץĤƵưСͿ
ɤ¹Ԥ뤿䤤碌Ϥޤ

4.4) ơ֥뤫饫κϤɤΤ褦ˤޤ

εǽϡALTER TABLE DROP COLUMN Ȥƥ꡼7.3 äޤ
ޤǤΥСǤϡˤޤ:
a929 1
[ɲä ALTER TABLE ADD COLUMN ǹԤޤ]
d931 6
a936 4
4.5) ơ֥롢ǡ١κ祵ϡ

¤ϰʲΤȤǤ
ǡ١κ祵?       ̵ (1 TB Υǡ١¸ߤޤ)
d944 24
a967 21
󡢤ϼºݤ̵¤ǤϤʤǥ̤ȥ꡼䥹åץڡ
礭ˤ¤ޤǽϤͤȤΤۤ礭ʻ
ޤ

ơ֥륵16TBϥڥ졼ƥ󥰥ƥˤեΥݡ
ɬפȤޤ󡣵ʥơ֥ʣ1GBΥեʬ¸ޤΤǡ
ե륷ƥ¤ϽפǤϤޤ

ǥեȤΥ֥å32kˤȺơ֥륵Ⱥ祫Ȥ
ޤ

4.6) Ūʥƥȥե뤫ǡ¸ˤϡǡ١Υǥ
̤ϤɤΤ餤ɬפǤ

̤Υƥȥե PostgreSQL Υǡ١¸ˤϡ5ܤ
ǥ̤ɬפȤޤ

ȤơƹԤȥƥȵҤ 100,000ԤΥեͤƤߤޤ
ƥȤʸʿĹ20ХȤȲꤹȡեåȥե礭
2.8MB ǤΥǡޤ PostgreSQL ǡ١ե礭ϼ
褦6.4MBȸѤ뤳ȤǤޤ
d969 1
a969 1
    24 bytes: (int)եɤȥƥ(text)ե
d983 1
a983 1
 
d986 50
a1035 39
ǥåϡۤɤΥХإåɤ׵ᤷޤ󤬡ǥåդ
ǡޤʾ塢ʤ礭ʤޤ

NULLϥӥåȥޥåפ¸Ƥơ餬鷺˥ڡȤޤ

4.7) 줿ơ֥롢ǥåǡ١ӡ桼ɤΤ褦
ƸĤФޤ

psql ˤϤʥХåå塦ޥɤꡢɽޤ
Хåå塦ޥɤμ򸫤ˤ \? ȤäƲ

ޤpgsql/src/tutorial/syscat.source ե餻ƤߤƲϡ
 SELECT ʸˤɬפʾǡ١Υƥࡦơ֥뤫Ф
㼨Ƥޤޤpg_ ǻϤޤ륷ƥơ֥ˤ⵭ҤƤޤ
ˡpsql -l Ϥ٤ƤΥǡ١ꥹɽޤ

4.8) 䤤碌٤ǥåȤäƤͻҤޤ󡣤ʤǤ


ǥåϼưŪˤ٤Ƥ䤤碌ǻȤ櫓ǤϤޤ󡣥ơ֥
Ǿ礭䤤碌ǤΤ鷺ʥѡơΥ򤹤
ǥåϻȤޤϥǥåˤ굯
ʥǥϡơ֥򥹥ȥ졼Ȥɤ缡٤ʤ뤳
Ȥ뤫Ǥ

ǥåȤꤹ뤿ˡPostgreSQL ϥơ֥ˤĤƤ׾
ʤФʤޤ󡣤׾ϡVACUUM ANALYZEޤϡñ ANALYZE 
äƼ뤳ȤǤޤ׾Ȥäƥ֥ƥޥϥơ֥ˤ
ΤꡢǥåȤ٤ΤηǤޤ׾
ŬʷˡǤ⵮ŤʤΤ⤢ޤ׾μϡ
֥Ƥ˷֤ʤ٤Ǥ

ǥåϡ̾ ORDER BY ԤʤˤϻȤޤ󡣽缡
³ŪȤϡʥơ֥Υǥå̤Ϲ®Ǥ

ORDER BYȤ߹蘆줿LIMIT ϡơ֥ξʬ֤ˤ
ӥǥåȤǤ礦ºݡMAX()  MIN() ǥåȤʤ
Ƥ⡢Τ褦ͤ ORDER BY  LIMIT ȤäƥǥåȤäƼФ
ȤǽǤ:
d1041 17
a1057 1
LIKE 뤤 ~ Τ褦ʥ磻ɥɱ黻Ҥ̤ʴĶǤȤޤ
d1059 1
d1061 28
a1088 4
  ʸʸκǽˤޤȤС
       
      LIKE ѥ%.ǻϤޤʤ
      ~ (ɽ) ѥ^.ǻϤޤʤФʤʤ
a1089 29
  ʸʸ饹Ϥ뤳ȤϤǤޤ󡣤ȤС[a-e]
  ILIKE  ~* Τ褦ʸȾʸ̤ʤϻȤޤ󡣤Τ
    FAQ4.12ؿΥǥåȤޤ
  initdb ˤƤϡǥեȤC뤬ȤʤƤϤʤޤ

[Ū˥ǥåȤˤ SET enable_seqscan = off ¹Ԥޤ ]

4.9) 䤤碌֥ƥޥɤΤ褦䤤碌ɾΤ򸫤ˤϤɤ
ޤ

饤ޥ˥奢 EXPLAIN 򸫤Ʋ

4.10) R-tree ǥåȤϲǤ

R-tree ǥå϶Ūʥǡ˥ǥåդ뤿˻Ȥޤϥ
奤ǥåǤϰϤθǤޤ󡣤ޤB-tree ǥåǤϡ
ǤϰϤθǤޤR-tree ǥåǤ¿Υǡ򰷤
ޤȤС⤷ R-tree ǥå point °դ뤳ȤǤ
ȥƥϡĹ˰Ϥޤ줿򤹤٤򤹤פȤ褦䤤碌
ˡΨɤޤ

R-Tree ߷פθŵȤʤ븢Ҥʸ:

Guttman, A. "R-Trees: A Dynamic Index Structure for Spatial Searching."
Proceedings of the 1984 ACM SIGMOD Int'l Conf on Mgmt of Data, 45-57.

ʸϡStonebraker  "Readings in Database Systems" Ǥ夲
Ƥޤ

d1091 5
a1095 3
          ü¼R-TreeطʸҲ𤷤ĺޤ
        ܸ Postgres ML Υ֤ "Subject: [postgres95 801] spatial data structures" 
                http://www.sra.co.jp/people/t-ishii/PostgreSQL/mhonarc/pgsql-jp/1996Oct/msg00007.html
d1099 5
a1103 6

ȹߤ R-Tree ǥݥꥴܥåǤޤŪˤR-Tree Ϥäȹ
褦ˤĥǤޤ¼ŪˤϡR-Tree γĥˤϤäȤ
ȤɬפǤơߡ桹ϤɤΤ褦ˤ뤫ˤĤƤʸäƤ


d1105 2
a1106 1
          󥿡Ҳ¿֥ȤؤγĥǤܤϡ
d1111 17
a1127 16

4.11) Ū䤤碌ŬȤϲǤ

GEQO ⥸塼ϡΥơ֥礹ȤˡŪ르ꥺ(GA)
碌®ޤˤꡢߤĤ֤õԤʤʤƤ⡢礭ʷ
(join queries)򰷤ȤǤ褦ˤʤޤ

4.12) ɽǤθʸȾʸȤ̤ʤɽϤɤΤ褦˼
ޤʸȾʸȤ̤ʤΤΥǥåϤɤΤ褦˻
ޤ

~黻ҤɽȹԤʤ~* ʸȾʸ̤ʤ
(case-insensitive)ɽȹԤޤʸȾʸ̤ʤ LIKE 黻
Ҥ ILIKE Ȥޤ

ʸȾʸ̤ʤӼΤ褦ɽǤ롧
d1131 3
a1133 2
ɸ।ǥåǤϻȤ줺ʤ顢⤷ؿǥåäʤ餽
줬ȤǤ礦
d1135 1
a1135 1
   
d1138 7
a1144 7
4.13) 䤤碌ǡեɤ NULL Ǥ뤳Ȥ򸡽ФˤϤɤޤ


 IS NULL  IS NOT NULL ȤǻƤߤޤ

4.14) ͡ʸΤ줾ΰ㤤ϲǤ

a1146 1
"char"          char            1 character
d1148 1
d1150 1
a1150 1
TEXT            text            Ĺ˾¤̵ƥ
d1153 27
a1179 2
̾ˤܤˤΤϡƥࡦĴ٤Ȥ䡢顼å
ȤǤ
d1181 1
a1181 20
嵭ηΤΣĤη "varlena" Ǥ(ʤǥκǽΣХ
ȤǡĹǡθ˼ºݤΥǡ³ޤ)Τ褦˼ºݤζ֤
줿礭⾯礭ʤޤΥǡTOASTˤ갵̤
줿ʣϤä¸줿ꤷơǥζ֤ϻפä꾮ʤ
ޤ

CHAR(n)ϤĤĹƱʸ¸Τ˺ŬǤVARCHAR(n) ϲĹʸ
¸Τ˺ŬǤ¸ǤʸĹ¤ޤTEXT Ĺ
¤̵ʸ¸ΤΤǡ1ХȤǤ BYTEAϡʬŪ
NULL ΥХȤޤХʥǡ¸뤿ΤΤǤ

4.15.1) (serial)ưʬեɤϤɤΤ褦ˤĤޤ

PostgreSQL  SERIAL ǡ򥵥ݡȤޤ֤ȥǥå
ưޤȤС
        CREATE TABLE person ( 
                id   SERIAL, 
                name TEXT 
        );
ϼưŪ˼Τ褦ޤ:
d1183 1
a1183 1
        CREATE TABLE person ( 
d1185 1
a1185 1
                name TEXT 
a1187 2
֤ˤĤƤΤäȾܤϡ饤ޥ˥奢 create_sequence 

d1189 17
a1205 11
ޤƥOIDեɤͤȤƻȤȤǤޤʤ顢⤷
ǡ١פƤɤɬפϡOID¸뤿
pg_dump  -oץȤޤϡCOPY WITH OIDSץȤɬפ
ޤ Bruce Momjian (http://www.PostgreSQL.org/docs/aw_pgsql_book)
Numbering RowsξϤˤꤢޤ

4.15.2) SERIALǡͤϡɤޤ

ҤȤĤˡϡnextval() ؿȤäƤͤ(before) SEQUENCE 
֥Ȥ鼡 SERIAL ͤФ줫ºݤ򤹤뤳ȤǤ
4.15.1 Υơ֥ȤȤȡǤϤΤ褦ˤʤޤ
d1207 2
a1208 5
        execute("INSERT INTO person (id, name) VALUES (new_id, 'Blaise Pascal')");
ơnew_id ¸ͤ¾䤤碌(ȤСperson ơ֥
Ф볰(foreign key)Τ褦)ȤȤ褤Ǥ礦ưŪ˺줿
SEQUENCE֥Ȥ̾ϡ<table>_<serialcolumn>_seq Τ褦ˤʤꡢΤ
table  serialcolumn Ϥ줾ơ֥̾SERIAL̾Ǥ
d1210 8
a1217 2
뤤ϡͿ줿SERIALͤ򡢤줬ͤȤ줿(after)
currval() ؿȤäƼФȤǤޤȤС
d1220 43
a1262 33
ǸˡINSERTʸ֤OIDȤäơͤߤĤ뤳ȤǤޤ
ϺǤܿ㤤Ǥ礦PerlDBI Edmund Mergl κä DBD::Pg
⥸塼ȤС$sth->execute() θ $sth->{pg_oid_status} ͳƤ
OID ͤȤ褦ˤ뤳ȤϤǤޤ

4.15.3) ¾Υ桼Ȥζ֤򤱤뤿ˤϡcurrval()  nextval() ϻȤ
ۤ褤ΤǤ礦

Ϥޤcurrval() ϡ٤ƤΥ桼ǤϤޤ󤬡ʤΥХå
ɤͿ줿ߤ֤ͤޤ

4.15.4) ȥ󥶥ǤȤˤ⤦ɥֹ椬Ȥʤ
ϤʤǤ󥹡SERIAL˶ΤϤʤǤ

Ʊ뤿ˡ¹Υȥ󥶥ˡɬפǥȥ󥶥󤬽
λޤǥåʤͤͿƤޤΤȥ󥶥
ǤֹƤ˥åפޤ

4.16) OID ȤϲǤ TID ȤϲǤ

OID ȤϰդΥID Ф PostgreSQL ǤPostgreSQL ǤĤ
뤹٤ƤΥϰդ OID ޤinitdb ȯ OID Ϥ٤ 16384
(include/access/transam.h )꾮ͤǤinitdb Τ٤Ƥ OID (桼
)ϤʾͤˤʤޤǤϡ餹٤Ƥ OIDϰĤΥǡ֥
ǡ١αޤ餺PostgreSQL 󥹥ȥ졼ΤǰդǤ

PostgreSQL ϥơ֥֤ΥӤĤ뤿ˡΥƥơ֥ OID
Ȥޤ OID Υ桼Υ̤뤿ǻȤ뤳
ǤޤOID ͤ¸뤿ˤ OID 򥫥˻ȤȤ򾩤ޤ
®뤿 OID եɤ˥ǥå뤳ȤǤޤ OID
ϡƤΥǡ١ǻȤΰ褫顢Ƥο˳Ƥ
OID ¾βѤ뤤ϸ OID ơ֥Ȱ˥ԡ
ʤ顢ǤʤϤޤ
d1269 35
a1303 34

OID ϡ4ХȤȤ¸ƤΤǡ40ۤȰƤޤǤ
ï⤳줬𤷤ƤͤϤޤǤʤˤ¤
Ȥײ褷Ƥޤ

TID ʪ򤽤Υ֥åȥեåͤǼ̤뤿˻ȤޤTID
ϥ줿ƥɤѤޤ TID ϡʪؤ
˥ǥåܤǻȤޤ

4.17) PostgreSQL ǻȤ뤤ĤѸΰ̣ϲǤ

ĤΥɤŤʸˤϡ줾ʬǤäȰŪ
ȤѸ줬ȤƤޤ
   
   
  ơ֥(table)ط(relation)饹(class)
  (row)쥳(record)åץ(tuple)
  (column)ե(field)°(attribute)
  (retrieve)(select)
  ִ(replace)(update)
  ɲ(append)(insert)
  OID, Ϣ(serial value)
  ݡ(portal), (cursor)
  ΰѿ(range variable)ơ֥̾(table name)ơ֥̾(table alias)

Ūʥǡ١ѸΥꥹȤϡhttp://hea-www.harvard.edu/MST/simul/
software/docs/pkgs/pgsql/glossary/glossary.html ǸĤޤ

4.18) 顼å "ERROR: Memory exhausted in AllocSetAlloc()"ФΤϤ
Ǥ

餯ƥβۥ꡼ƻȤ̤ƤޤäƤǽ뤫
ͥ뤬꥽ˤĤƤͤ㤹ǽޤ postmaster
ưˤƤߤƲ
d1307 43
a1349 38
ˤäơɤ餫ҤȤĤǤ礦ϥץΥǡ
¤⤯ꤷ֤䤤碌뤹褦ˤʤǤ礦
ޥɤϸԤΥץȡΥޥɤ餻˺ƤΥ֥ץ
ˤĤŬѤޤХåɤȤƤ¿Υǡ֤SQL 饤
Ȥ꤬³ƤΤǤС饤Ȥ򳫻ϤˤƤߤ


4.19) ɤΥС PostgreSQL 餻Ƥ뤫Ĵ٤ˤϤɤޤ

psql  SELECT version(); 򥿥פޤ

4.20) 顼֥Ȥinvalid large obj descriptor ޤ
ʤǤ礦

顼֥򤹤ȤϡBEGIN WORKCOMMITդɬפ
ޤʤlo_open ... lo_closeϤ߹ߤޤ

ߤϡPostgreSQLΥȥ󥶥ΥߥåȻ˥顼֥ȡϥ
Ĥ뤳Ȥˤꡢlo_openޥɤλľ˶Ū˥롼¹Ԥޤ
Τᡢǽ˥ϥɥФƲ򤷤褦Ȥȡinvalid large obj
descriptor(顼֥ȤεһҤ)Ȥʤޤǡ⤷ȥ
ȤΤ˺ȡʾʤȤۤȤɤλ֡ƯƤɤ
顼åФΤǤ

⤷ODBCΤ褦ʥ饤ȥ󥿡ե򤪻Ȥʤ顢auto-commit off
ꤹɬפ뤫⤷ޤ

4.21) ߤλ郎ǥեȤȤʤ褦ʥϤɤΤ褦ˤĤޤ

CURRENT_TIMESTAMPȤޤ:
        CREATE TABLE test (x int, modtime timestamp DEFAULT >CURRENT_TIMESTAMP );

4.22) ʤINȤ䤤碌ȤƤ٤ΤǤ

ߡ䤤碌γƥˤĤ䤤碌η̤֤˥󤹤뤳
ˤꡢ䤤碌䤤碌˷礷Ƥޤ⤷䤤碌
֤䤤碌ιԤ֤ʤ顢̤INEXISTS֤뤳
ȤǤ
d1353 2
a1354 1
֤ơ
a1357 2
Ȥޤ줬üᤤǤsubcolϺդǤ٤Ǥ
¤ϾΥ꡼ľȻפäƤޤ
d1359 8
a1366 4
4.23) (outer join)ϤɤΤ褦˼¸ޤ?

PostgreSQL  SQL ɸ๽ʸȤ(祤)򥵥ݡȤޤ
 2Ĥ꤬ޤ
d1369 2
a1370 1
뤤
d1373 10
a1382 7
ξħŪ䤤碌Ǥ t1.col  t2.col ȷ礷ơt1 η礵ʤ
(t2 Ȱפʤä)֤ƤޤRIGHT  t2 η礵ʤ
äǤ礦FULL ϡפ t1  t2 Ϸ礵ʤ
ä֤Ǥ礦OUTER Ȥդϥץ LEFT, RIGHT, ޤ FULL
ʤɤηꤵƤޤΥ꡼Ǥϳ(outer join)UNION  
NOT IN Ȥäƥߥ졼ȤǤޤȤСtab1  tab2 礹Ȥϡ
䤤碌ĤΥơ֥礷ޤ
d1392 96
a1487 83
4.24) ʣΥǡ١Ȥ䤤碌ϤɤΤ褦ˤФǤޤ

ԤΥǡ١ʳؤ䤤碌ˡϤޤ󡣤ȤΤPostgreSQL
١ͤΥƥ५ɤ߹िǡˤϡȤΤդ
ˤǡ١ۤ䤤碌򤹤뤹٤ޤ

/contrib/dblink ϥǡ١(cross-database)䤤碌ؿƽФˤ
ޤ󡢥饤ȤƱ³̤Υǡ١ؤĥʤƤ
ʤ餺̤򥯥饤¦ǥޡʤƤϤʤޤ

4.25) ؿʣΥޤϥ֤ˤϤɤޤ

⤷PL/pgSQL ؿrefcursorsȤȷ̤Ȥ֤ȤǤޤ http://
www.PostgreSQL.org/idocs/index.php?plpgsql-cursors.html  23.7.3.3 


4.26)ʤPL/PgSQL ؿ椫ơ֥μ¤ create/drop 뤳ȤǤ
ʤΤǤ礦

PL/PgSQL ϴؿƤ򥭥å夷ԹѤΤᡢ⤷ PL/PgSQL ؿ
ơ֥˥ȡΥơ֥ϤȤǥɥåפƺޤ
ؿƤӸƤӽФȡå夵Ƥ뤽δؿƤϤޤŤ
ơ֥ȤƻؤƤ뤫Ǥϡ PL/PgSQL  EXECUTE 
ơ֥륢Τ˻ȤȤǤǡ󥯥꡼Υѡľ
Ǥ礦

4.27) ɤΤ褦ʥץꥱ󥪥ץѤǤޤ?

ޥ졼֤Υץꥱ󥪥ץ󤬤ĤѲǽǤ
ץǤϥޥΤߤǡ١ѹǤ졼֤ϥǡ١
Ǥ http://gborg.PostgreSQL.org/genpage?replication_research κǸ
ˤƤޤޥ-ޥΥץꥱˤ륽塼
 http://gborg.PostgreSQL.org/project/pgreplication/projdisplay.php ˤƺ
ʤƤޤ
[
    JPUG ʬȥ󥶥ȯʬʲǤϡʰ¸ˤ濴ˣ
    ߥåȤμԤʤäƤޤ
        http://www.postgresql.jp/subcommittee/dt/index.html
        http://www.snaga.org/jpug-dt/

    ëƤˤץꥱPGReplicate
        http://www.csra.co.jp/~mitani/jpug/pgreplicate/
]

4.28) ɤΤ褦ʰŹ沽ץѤǤޤ?

  /contrib/pgcrypto SQL䤤碌ǻȤΰŹ沽ޤߤޤ
  饤Ȥ饵СؤžŹ沽ͣˡpg_hba.conf
    hostsslȤȤˤޤ
  С7.3 Ǥϥǡ١桼Υѥɤ¸˼ưŪ˰
    沽ޤΥСǤpostgresql.conf
    PASSWORD_ENCRYPTIONͭˤɬפޤ
  СϰŹ沽ե륷ƥȤä뤳ȤǤޤ


                        PostgreSQLγĥˤĤƤμ                         
                                                                               
5.1) ʬǽ񤤤桼ؿ psql Ǽ¹ԤȥפƤޤ
ϤʤǤ

Ͽȹͤޤޤǽˡ桼ؿñȤΥƥȥ
ˤƻƤߤƲ

5.2) PostgreSQL Ѥ˽񤤤äŨʿؿ󶡤ƥץȤ
׸ΤǤ

ιԤʤäĥpgsql-hackers ᡼󥰡ꥹȤäƤ
ơ椯椯Ϥĥ contrib/ ֥ǥ쥯ȥ뤳ȤˤʤǤ
礦

5.3) ץ֤ CδؿϤɤΤ褦˽񤭤ޤ

ŪˤϲǽǤˤϵˤ̯פޤΤǡԤΤޤǤ̤ï
äȤޤ

5.4) եѹޤƥѥ뤷ƤѲʤΤϤʤ
Ǥ

Ĥ Makefile 󥯥롼ɡեФŬڤʰ¸طäƤ
make clean 򤷤Ƥ⤦ make ԤʤʤƤϤʤޤ󡣤⤷GCC
򤪻ȤǤ configure  --enable-depend ץȤäơѥ
¸طưŪĴ٤뤳ȤǤޤ

d1491 1
a1491 1
  ǽ:   2002ǯ1018
d1494 2
a1495 1
  FAQκˤ궨Ϥ򤷤Ƥä(ɾΤάƤޤ):
d1497 1
a1497 1
                 ̭(Minoru TANAKA <Tanaka.Minoru at keiken.co.jp>)
d1504 1
a1504 1
                 Ϻ(Sintaro SAKAI <s_sakai at mxn.mesh.ne.jp>)
d1507 1
a1507 1
                 й(Shigehiro HONDA <fwif0083 at mb.infoweb.ne.jp>)
d1513 3
a1515 2
  Ϥᡢݥȥ쥹˴ؤ˭٤ܸݥȥ쥹᡼󥰥ꥹȡ
  ΤääƤ줿 JF(Linux Japanese FAQ Mailing List)ץȡ¾
d1520 2
a1521 1
        http://www.rccm.co.jp/~juk/pgsql/(FAQ PostgreSQL ˤĤƤ褯)
a1523 1
        http://www.sra.co.jp/people/t-ishii/PostgreSQL/doc-jp/
@


1.11.2.1
log
@Update all FAQ's for 7.3.4.
@
text
@d3 1
a3 1
ʸǽ: Mon May 30 22:24:56 EST 2003
d6 1
a6 1
Maintainer of Japanese Translation: Jun Kuwamura (juk at PostgreSQL.jp)
d8 2
a9 2
ʸκǿǤ http://www.PostgreSQL.org/docs/faqs/FAQ.html Ǹ뤳Ȥ
ޤ
d11 2
a12 1
ץåȥۡͭμˤĤƤ: http://www.PostgreSQL.org/docs/index.html
d19 2
a20 2
        ܸǤΤʸ ܲ "Docs"   "Frequently Asked Questions" 
        Ȥ "Japanese FAQ" ȤФǤޤޤʲΥȤˤ
d26 1
a26 1
        ˤĤƤŤ(juk at PostgreSQL.jp)ޤǥ᡼Ǥ󤻲
d28 1
a28 1
                                                2003ǯ0630    ¼ 
a30 1
 
d32 1
d55 2
a56 1
2.3) PostgreSQL ˥ե롦桼󥿡եϤޤ
d80 1
a80 1
4.2) ǽοΤߤ select ˤϤɤޤʹԡ
d82 1
a82 1
4.4) ơ֥뤫饫κ뤤ϡǡѹˤϤɤޤ
d133 1
a133 2
 

a163 1

d168 1
a189 1

d217 1
d233 1
a233 1
󥿡եӡ饤ȥץꥱ򥳥ѥ뤹뤳Ȥϲǽ
d244 2
a245 6
FAQ_MSWIN뤤ϡ http://www.PostgreSQL.org/docs/faqs/text/FAQ_MSWINˤ
MS Windows FAQ 

MS Win NT/2000/XP ͥƥǤؤΰܿ߿ʹǤäȾܤWindows
PostgreSQLζᶷϡhttp://techdocs.postgresql.org/guides/Windows򸫤Ƥ

d247 1
a259 1

a265 1

a287 1

a293 1

a295 1

a306 1

a308 1

d313 2
a314 2
EFNet  OpenProjects  #PostgreSQL Ȥ IRC ͥ⤢ޤ UNIX 
ޥɤirc -c '#PostgreSQL' "$USER" irc.phoenix.net ȤäƤޤ
d317 2
a318 3
          1999ǯ723PostgreSQL桼(ˤۤ ݤȤ줹 桼 )άJPUG
        ΩޤJPUG ȿǡPostgreSQLѤã߶ϤξȤʤäƤޤ  
        2003ǯ517ʤäơPostgreSQL桼פ̾Τޤ
d330 2
a331 1
ѥݡȲҤΥꥹȤhttp://www.ca.PostgreSQL.org/users-lounge/
d342 1
a342 1
PostgreSQL κǿǤϥС 7.3.2 Ǥ
d350 2
a351 3
ޥ˥奢ϡhttp://www.ca.PostgreSQL.org/docs/ǥ饤ǤǤޤ


d353 1
a353 1
        ʳSRAPostgreSQL桼졢
d358 1
a360 1

a364 1

a385 1

d391 1
d457 1
d466 2
a467 2
    ӤƤ Web ڡhttp://openacs.org/philosophy/
    why-not-mysql.htmlˤޤ
d472 1
d480 1
d489 1
d494 1
d514 1
a514 5

 

ˡ⤷PostgreSQLǤ򤪻ǤСҡλ㥵 
http://advocacy.postgresql.orgؤ꤯
d522 2
a523 2
PsqlODBC ϼξ꤫ɤǤޤ http://gborg.postgresql.org/
project/psqlodbc/projdisplay.php
d526 3
a528 1
        ǿǤϰʤΥȤˤޤ
d532 1
a539 1

d547 1
a547 1
Web ؤγĥΤˤϡPHP ۤ󥿡եȤʤäƤޤhttp://
a548 1

d555 9
d566 2
a567 1
ʣʾ硢¿οͤ Perl 󥿡ե CGI.pm  mod_perl Ȥ
a568 1

a578 1
2.3) PostgreSQL ˥ե롦桼󥿡եϤޤ
d580 2
a581 6
PostgreSQL ؤΥե륤󥿡եĤޤ
PgAccess http://www.pgaccess.com ޤޤޤ PgAdmin II (http://
www.pgadmin.org Win32-only)⤢ޤ RHDB Admin (http://sources.redhat.com/
rhdb/ ) Rekall ( http://www.thekompany.com/products/rekall/, proprietary)⤢
ޤ PHPPgAdmin ( http://phppgadmin.sourceforge.net/ ) PostgreSQLؤWeb
١Υ󥿡ե󶡤ޤ
d583 1
a583 1
PgAccess ȸƤФ餷ե롦桼󥿡եꡢ
d587 2
a588 2
ܺ٤ʥꥹȤˤĤƤϡhttp://techdocs.postgresql.org/guides/GUITools 

d592 3
a594 5
͵ΤۤȤɤθPostgreSQLؤΥ󥿡եäƤޤʤ
Ȥץߥ󥰸γĥ⥸塼ΥꥹȤƤߤƤ

ʲΥ󥿡եPostgreSQLۤ˴ޤޤƤޤ

d596 1
d599 2
d603 2
d606 2
a607 4
¾Ѳǽʥ󥿡ե http://www.PostgreSQL.org/interfaces.html
ӡ http://gborg.postgresql.org Drivers/InterfacesΥˤޤ


d609 8
a620 1
 
d622 1
d644 2
a645 2
ΤޤޤǡʤȤ1MBɬפǤ PostgreSQL Administrator's Gide˶ͭ
꡼ȥޥեˤĤƤξξܺ٤ޤΤǤ
a718 1

d775 4
d781 4
a784 4
䤤碌¹ԥ⥸塼ˤä줿Ūʥե뤬Υǥ쥯ȥ
˴ޤޤޤ㤨С⤷ ORDER BY ˥Хåɤ -S ѥ᡼
ǵĤͤ礭ʥڡȤκݤɬפȤȡ줿ǡ
ݻ뤿˰Ūʥե뤬Ĥޤ
a788 1

d792 1
a792 1
         ˡsyslog.conf  local?.*  ꤷ(Ķѿѹǽ)
d799 1
d815 1
a815 2
 

d822 1
a822 1
4.2) ǽοΤߤ SELECTˤϤɤޤʹԡ
a832 7
ʹԤSELECTˤϡʸȤޤ

    SELECT col
    FROM tab
    ORDER BY random()
    LIMIT 1;

d840 1
a840 4
4.4) ơ֥뤫饫κ뤤ϡǡѹˤϤɤޤ

DROP COLUMNǽALTER TABLE DROP COLUMN Ȥƥ꡼7.3 ˲äޤ
ޤǤΥСǤϡˤޤ:
d842 2
d852 1
a852 11

ΥǡפϼʸѤޤ

    BEGIN;
    ALTER TABLE tab ADD COLUMN new_col new_data_type;
    UPDATE tab SET new_col = CAST(old_col AS new_data_type);
    ALTER TABLE DROP COLUMN old_col;
    COMMIT;

ԤʤäȤϡä줿ԤȤäƤǥ֤뤿
VACUUM FULL tab򤷤ۤɤ⤷ޤ
d857 1
a857 2

ǡ١κ祵?       ̵ (4 TB Υǡ١¸ߤޤ)
a885 1

a938 1

a942 1

a947 4
⤷ץƥޥְäƥ󥷥륹򤷤Ȥ˵ʤ
СSET enable_seqscan TO 'off'ȤäƥǥǤޤʤ®
äƤ뤫ƥȤ򤷤ƤߤƤ

d949 2
a950 1

d952 4
a955 2
      LIKE ѥ%ǻϤޤʤ
      ~ (ɽ) ѥ^ǻϤޤʤФʤʤ
d992 1
d1004 1
a1019 1

a1022 1

a1024 1

a1026 1

d1038 1
a1039 1
"char"          char            ʸ
d1047 10
a1056 12
嵭ηΤǽΣĤη "varlena" Ǥ(ʤǥκǽΣ
ȤǡĹǡθ˼ºݤΥǡ³ޤ)Τ褦˼ºݤζ֤
줿礭⾯礭ʤޤΥǡTOASTˤ갵
줿ʣϤä¸줿ꤷơǥζ֤ϻפä꾮
ޤ

VARCHAR(n) ϲĹʸ¸Τ˺ŬǤ¸ǤʸĹ
¤ޤTEXT Ĺ¤̵ʸ¸ΤΤǡ 1Х
ȤǤ CHAR(n)ϡVARCHAR(n)Ϳ줿ʸ¸ΤФ֥
ͤǤĤƱĹʸ¸Τ˺ŬǤBYTEAϡʬŪNULL
ΥХȤޤХʥǡ¸뤿ΤΤǤΥפƱ
ǽޤ
a1061 1

a1065 1

a1066 1

a1072 6

    [
        CREATE UNIQUE INDEX person_id_key ON person ( id );
        ϡ 7.3 ϼưŪˤϹԤʤʤʤޤ
    ]

a1086 1

a1088 1

a1095 1

a1097 1

a1130 1

d1150 2
a1151 1

a1170 1

d1198 1
a1198 1
⤷ODBCΤ褦ʥ饤ȥ󥿡ե򤪻Ȥʤ顢auto-commit off
a1203 1

a1211 1

a1214 1

a1215 1

d1219 2
a1220 3

Ȥޤ줬üᤤǤsubcolϺդǤ٤Ǥ
Ǽ7.4ǽޤ
a1225 1

a1227 1

a1228 1

a1230 1

d1235 1
a1235 1
ʤɤηꤵƤޤΥ꡼Ǥϳ(outer join)UNION 
a1237 1

d1253 3
a1255 3
contrib/dblink ϥǡ١(cross-database)䤤碌ؿƽФˤ
ޤ󡢥饤ȤƱ³̤Υǡ١ؤĥʤƤϤ
餺̤򥯥饤¦ǥޡʤƤϤʤޤ
d1259 3
a1261 2
7.3Ǥϴؿ顢ʣԤΤʣñ֤ޤ http://
techdocs.postgresql.org/guides/SetReturningFunctions
d1281 5
d1287 3
a1289 4
[ JPUG ʬȥ󥶥ȯʬʲǤϡʰ¸ˤ濴ˣꥳߥå
μԤʤäƤޤ http://www.postgresql.jp/subcommittee/dt/index.html
http://www.snaga.org/jpug-dt/ ëƤˤץꥱPGReplicate
http://www.csra.co.jp/~mitani/jpug/pgreplicate/ ]
d1293 1
a1293 1
  contrib/pgcrypto SQL䤤碌ǻȤΰŹ沽ޤߤޤ
d1301 1
a1301 2
 

d1319 2
a1320 3
С7.3ʹߤPostgreSQLǤϡơ֥֤ؿ C, PL/PgSQL SQL
ˤƴ˥ݡȤޤܤϥץޥɤξ򸫤ƤC
줿ɽ֤ؿ꤬contrib/tablefuncˤޤ
d1329 1
a1329 2
 

d1333 2
a1334 2
  ǽ:   2003ǯ0630
  :       ¼  (Jun Kuwamura <juk at PostgreSQL.jp>)
d1351 2
a1352 2
                 (Atsushi SUGAWARA <asugawar at f3.dion.ne.jp>)
                 (Kaori Inaba <i-kaori at sra.co.jp>)
d1355 3
a1357 2
ΤääƤ줿 JF(Linux Japanese FAQ Mailing List)ץȡ¾
ľܤ뤤ϴŪˤäƤ뤹٤ƤΥץ󥽡ߥ˥ƥγ˴դޤ
d1363 1
d1365 1
a1365 1
  ʤ˴ؤ뤴ո(juk at PostgreSQL.jp)ޤǤ󤻲
a1366 1

@


1.10
log
@Update Japanese FAQ, from Jun Kuwamura
@
text
@d3 1
a3 1
ʸǽ: Thu Aug 22 19:20:40 EDT 2002
d6 1
a6 1
Maintainer of Japanese Translation: Jun Kuwamura (juk@@postgresql.jp)
d22 1
a22 1
                http://www.postgresql.jp/subcommittee/jpugdoc/
d26 1
a26 1
        ˤĤƤŤ(juk@@postgresql.jp)ޤǥ᡼Ǥ󤻲
d28 1
a28 1
                                                2002ǯ0825    ¼ 
d34 1
a34 1

d52 1
a52 1

d57 1
a57 1
2.4) PostgreSQL ̿ˤϤɤʸ줬Ȥޤ
d60 1
a60 1

d73 1
a73 2
3.9) ʬΥǡ١ǥ쥯ȥˤ pg_sorttemp.XXX եϲǤ

d78 1
a78 1

d120 2
d124 1
a124 1

d135 2
a136 2

1.1) PostgreSQL ȤϲǤ
d146 4
a149 4
PostgreSQL γȯϡPostgreSQL ȯ᡼󥰥ꥹȤ˻äƤ륤󥿡ͥ
ȾγȯԥǤ٤ƹԤʤƤޤߤκĹ Marc G. Fournier ( 
scrappy@@PostgreSQL.org )Ǥ(ʲ˻äλޤ)ߡΥब
PostgreSQL ȯΤ٤ƤݤߤƤޤ
a189 1

a223 3
Ԥ PostgreSQL ΥѥȥƥȤ򼡤ΥץåȥۡǹԤʤޤ
(ΤΤĤϥѥ gcc ɬפǤ)

d232 4
a235 4
MS Windows ץåȥۡǡlibpq C 饤֥ꡢpsqlȤ¾Υ󥿡
եϥѥǽǡХʥ꡼ޤξ硢饤Ȥ MS
Windows 餻ơTCP/IP ͳǥݡȤƤ Unix ץåȥۡ
륵Ф̿ޤ
d237 1
a237 1
Win32 libpq 饤֥ psql 뤿ˡwin31.mak ۤ˴ޤޤƤޤ
d244 2
a245 2
FAQ_MSWIN뤤ϥ֥Ȥˤ MS Windows FAQ Microsoft 
Υץåȥۡ˰ܿײϤޤ
d247 1
d264 1
a264 5
PostgreSQL θ anonymous ftp ȤǤ
   
   
  ftp://ftp.PostgreSQL.org/pub/

d270 11
a280 11
       Japan: ftp://mirror.nucba.ac.jp/mirror/postgresql/pub/
       Japan: ftp://ring.ip-kyoto.ad.jp/pub/misc/db/postgresql/
       Japan: ftp://ring.crl.go.jp/pub/misc/db/postgresql/
       Japan: ftp://ring.saitama-u.ac.jp/pub/misc/db/postgresql/
       Japan: ftp://ring.astem.or.jp/pub/misc/db/postgresql/
       Japan: ftp://ring.exp.fujixerox.co.jp/pub/misc/db/postgresql/
       Japan: ftp://ring.jah.ne.jp/pub/misc/db/postgresql/
       Japan: ftp://ring.etl.go.jp.jp/pub/misc/db/postgresql/
       Japan: ftp://ring.asahi-net.or.jp/pub/misc/db/postgresql/
       Japan: ftp://ring.so-net.ne.jp/pub/misc/db/postgresql/
       Japan: ftp://ring.aist.go.jp/pub/misc/db/postgresql/
a282 1

a306 1

a308 1

d311 1
a311 4
PostgreSQL ˤĤƤäȾܤΤꤿС postgreSQL WWWۡڡ
餿ɤޤ
   
    http://www.PostgreSQL.org
d321 1
a321 1
                http://www.postgresql.jp/
d331 1
a331 1
ѥݡȲҤΥꥹȤhttp://www.postgresql.org/users-lounge/
d333 1
a339 1

d342 1
a342 1
PostgreSQL κǿǤϥС 7.2.2 Ǥ
d366 5
a370 2
http://www.postgresql.org/books/ ˤޤ PostgreSQL Ѿ󵭻⡢http:/
/techdocs.postgresql.org/ ˤޤ
d427 1
a427 1
Ƥ PostgreSQL Developersʸɤߤޤܤˡpgsql-hackers 
d429 6
a434 4
pgsql-patchesȯޤ褽ͤäȤοãPostgreSQL CVS
֤˥ߥåȤ븢¤äƤޤΤ줾οãιʼʥѥå
ȯΤǡߥߥåȤʤäƤãϤɤդΤѤǤ
桹餬ߥåȤѥåϹʼǤȳοƤޤ
d438 2
a439 2
Х𤹤ˤĤƤΥɥ饤ŤPostgreSQL BugTool (
ġ)ΥڡˬƤߤƲ
d441 1
a441 1
 http://postgreSQL.orgˤǿ FAQ åƲ
d443 1
a443 1
Ʊ ftp  ftp://ftp.postgreSQL.org/pub/ǡäȿС
d453 1
a453 1
    ȡӡ줿åʤɡ絬Ͼ DBMSĵǽۤ
a457 1
   
d460 8
a467 9
    ޤ̤ǤϤᤫäꡢ̤ۤǤϤ٤äꤷޤ MySQL
    ɤòǡ١ƥˤ٤ơPostgreSQL٤
    ϡȥ󥶥ˤ륪Сإåɤ뤫ǤMySQLˤ
    嵭Features˼褦ʵǽϤޤäޤ󡣲桹ϡPostgreSQL
    ˽ȵǽȤ߹ߤʤ⡢䤨ץե顼˳ݤ꥽
    ɤϤꤷơǽβ³ƤޤPostgreSQL  MySQL Ȥ
    ӤƤ Web ڡ http://openacs.org/why-not-mysql.html ˤ
    ޤ
   
a472 1
   
d480 1
d483 7
a489 6
    Ƥ롢ȯԤ桼礭ʽޤ󶡤Ƥޤ桹β
    ݾڤ뤳ȤϤǤޤ󤬡ѥǡ١ǤäƤ˲褵櫓
    Ϥޤ󡣳ȯԤ䡢桼ߥ˥ƥޥ˥奢ࡢˡ
    ɤʤɤľܥǤ뤳Ȥäơ PostgreSQLΥݡȤϡ¾DBMS
    ݡȤͥ줿ΤȤʤäƤޤ˾ơξѥݡ
    Ȥʤɤ⤢ޤʥݡFAQܤˡ
d495 1
a495 1
   
d498 1
a498 1
PostgreSQLϡ桹6ǯ˻Ϥ᤿Ȥ衢ǹ⥯饹δפäƤޤ
d507 2
a508 2
뤿˻ܤȤǤ褦Ǥ顢 https://store.pgsql.com/shopping/
index.php?id=1 դ򤪴ꤤޤ
d510 1
a510 1
ޤWebڡˤ PostgreSQL,Inc Ȥޤ" (contributions)"
d512 3
a514 2
ҤΤλΤǤϤޤ󡣤⤷ (check)Թ礬褱Ϣ
νؤ겼
a515 1

d517 1
a517 1

a546 2
http://www.phone.net/home/mwm/hotlist/ˤ⡢⤦Ĥޤ

d563 1
d567 2
a568 1
ʣʾ硢¿οͤ Perl 󥿡ե CGI.pm Ȥޤ
d583 3
a585 3
pgaccess ȸƤФ餷ե롦桼󥿡եꡢ
ۤȶ˽в٤ޤPgaccess ˤϥݡȡͥ졼⤢ޤWeb ڡ
http://www.flex.ro/pgaccessǤ
d590 1
a590 1
2.4) PostgreSQL ̿ˤϤɤʸ줬Ȥޤ
d599 1
a599 1
  Perl (perl5)
d604 1
a604 1
  HTML (PHP from http://www.php.net)
d606 1
a606 1
¾Ѳǽʥ󥿡ե http://www.postgresql.org/interfaces.html
d611 1
a611 1
                http://webclub.kcom.ne.jp/mb/noborus/ruby/
d624 1
a624 1

d744 1
a744 1
postgreSQL ץˤϡǥХǽ¬ˤȤƤΩ -s -A -t Υ
d760 1
a760 1
뤫postgresql.conf 뤳Ȥˤäơͤ䤹ȤǤޤ
d779 1
a779 1
3.9) ʬΥǡ١ǥ쥯ȥˤ pg_sorttemp.XXXեϲǤ
d787 2
a788 2
ɤå夷ƤޤȤϤʤޤ󡣤ΤȤХåɤҤȤĤ
äƤʤСpg_tempNNN.NNեäƤפǤ
d796 1
a796 1
        pg_options  postgresql.conf ˤʤäƤޤ)
d805 5
a809 4
꡼Ǥϡƥơ֥ǡեեޥåȤѹ򤷤
йԤʤޤѹϤƤʣǡΤ桹ϥǡեΤ
θߴݻ뤳ȤǤޤ󡣥פѥեޥåȤǥǡ
Ϥ򿷤եޥåȤȤäɤ߹ळȤǤޤ
d817 1
a817 1

d828 4
a831 4
ʤ⤷ޤORDER BY ä䤤碌ͤƤߤƲ⤷ORDER
BY˹äǥåȤ PostgreSQL׵ᤵ줿ǽοɾ
Ǥ뤫⤷ޤ󤬡ǤʤСPostgreSQL ϰտޤޤǤ
٤ƤΥɾʤФʤʤ⤷ޤ
d842 2
a843 1
ALTER TABLE DROP COLUMN ϥݡȤƤޤ󤬡ˤޤ:
d857 1
a857 1
ǡ١κ祵?       ̵ (500GB Υǡ١¸ߤޤ)
d946 1
a946 1
    LIMIT 1
d957 2
a958 2
  ILIKE  ~* Τ褦ʸʸ̤ʤϻȤޤ󡣤Τꡢ
    FAQǸҤؿΥǥåȤޤ
d1022 1
a1022 2
    WHERE lower(col) = 'abc'
    
d1025 1
a1025 1
   CREATE INDEX tabindex on tab (lower(col));
d1039 2
a1040 2
CHAR(#)         bpchar          ꤵ줿ĹȤʤ褦˶򤬵ͤ
VARCHAR(#)      varchar         ĹΥꤹ롢ͤʪ̵
d1053 3
a1055 3
CHAR()ϤĤĹƱʸ¸Τ˺ŬǤVARCHAR() ϲĹʸ
¸Τ˺ŬǤ¸ǤʸĹ¤ޤTEXT Ĺ
¤̵ʸ¸ΤΤǡ1ХȤǤ BYTEAϡʬŪ
d1086 3
a1088 3
4.16.1 ǻȤäơ֥ȤȤȡPerl ǤϼΤ褦ˤʤޤ
        new_id = output of "SELECT nextval('person_id_seq')"
        INSERT INTO person (id, name) VALUES (new_id, 'Blaise Pascal');
d1096 2
a1097 2
        INSERT INTO person (name) VALUES ('Blaise Pascal');
        new_id = currval('person_id_seq');
d1106 1
a1106 1
ϤޤCurrval() ϡ٤ƤΥ桼ǤϤޤ󤬡ʤΥХå
d1120 1
a1120 1
(backend/access/transam.h )꾮ͤǤinitdb Τ٤Ƥ OID (桼
d1162 2
a1163 2
Ūʥǡ١ѸΥꥹȤϡ http://www.comptechnews.com/~reaster/
dbdesign.html ǸĤޤ
d1183 1
a1183 1
psql  select version(); 򥿥פޤ
d1209 3
a1211 2
ˤꡢ䤤碌䤤碌˷礷Ƥޤ̤INEXISTS֤
뤳ȤǤ
d1214 1
a1214 1
        WHERE col1 IN (SELECT col2 FROM TAB2)
d1218 3
a1220 2
        WHERE EXISTS (SELECT col2 FROM TAB2 WHERE col1 = col2)
Ȥޤ¤ϾΥ꡼ľȻפäƤޤ
d1226 2
a1227 2
SELECT *
 FROM t1 LEFT OUTER JOIN t2 ON (t1.col = t2.col);
d1229 2
a1230 2
SELECT *
 FROM t1 LEFT OUTER JOIN t2 USING (col);
d1241 1
a1241 1
UNION ALL
d1249 7
a1255 7
(current)ơǡ١ؤ䤤碌ˡϤޤ󡣤ȤΤ
PostgreSQLǡ١ͤΥƥ५ɤ߹िǡˤϡ
Τդ򤹤ˤǡ١ۤ䤤碌򤹤뤹٤ޤ


󡢥饤ȤƱ˰ۤʤʣΥǡ١³Ƥˤ
ޡ뤳ȤϤǤޤ
d1260 2
a1261 2
developer.postgresql.org/docs/postgres/plpgsql-cursors.html  23.7.3.3 

d1273 28
d1303 1
a1303 1

d1333 2
a1334 2
  ǽ:   2002ǯ0825
  :       ¼  (Jun Kuwamura <juk@@postgresql.jp>)
d1361 1
a1361 1
        http://www.postgresql.jp/subcommittee/jpugdoc/JPUGʸ񡦽ҴϢʬʲ
d1365 1
a1365 1
  ʤ˴ؤ뤴ո(juk@@postgresql.jp)ޤǤ󤻲
@


1.9
log
@Update Japanese FAQ, from Jun Kuwamura
@
text
@d3 1
a3 1
ʸǽ: Fri Apr 26 23:03:46 EDT 2002
d22 1
d27 2
d75 2
d119 2
d354 1
a354 1
PostgreSQL κǿǤϥС 7.2.1 Ǥ
d467 9
a475 18
    PostgreSQLĤΥ⡼ɤޤ̤fsync⡼ɤϡOSå夷
    ꡢøŸꤷȤΤˡȥ󥶥󤬴λ
    ǥ˽񤭹ߡ٤ƤΥǡǥ¸ޤΥ⡼ɤǤϡ
    ۤȤɤξѥǡ١٤ʤޤʬŪͳȤơ
    ѤΥǡ١ˤϤΤ褦ݼŪʥǥ񤭹ߤǥեȤȤ
    ƤΤʤȤȤ⤢ޤ no-fsync⡼ɤǡ̡PostgreSQL
    Ͼѥǡ١®ʤޤʤ顢OSΥåǥǡ
    ˲뤫⤷ޤ󡣲桹ϡ֥⡼ɤȯǡ줬
    椯ȡfsync ⡼ɤۤǽˤ뤳ȤʤOSå夹
    30ޤǤΥǡݤƤ褦ˤʤޤ
   
    MySQLʤɤòǡ١ƥˤ٤ơPostgreSQL
    ٤Τϡȥ󥶥ˤ륪Сإåɤ뤫Ǥ
    MySQLˤϾ嵭Features˼褦ʵǽϤޤäޤ󡣲桹ϡ
    PostgreSQL˽ȵǽȤ߹ߤʤ⡢䤨ץե顼˳ݤ
    ꥽ɤϤꤷơǽβ³ƤޤPostgreSQL 
    MySQL ȤӤƤ Web ڡ http://openacs.org/
    why-not-mysql.html ˤޤ
d515 2
a516 2
뤿˻ܤȤǤ褦Ǥ顢http://www.pgsql.com/pg_goodies 
դ򤪴ꤤޤ
d522 1
a523 1

d536 2
d603 1
a603 1
  C (libpq)
d614 2
d625 2
d808 14
d865 2
a866 2
κ祵?                 7.1ʹߤ̵
եɤκ祵?         7.1ʹߤ1GB
d913 2
d933 1
a933 1
ȤȤɤ뤫Ǥ
d946 7
a952 1
ӥǥåȤǤ礦
d954 14
a967 5
LIKE 뤤 ~ Τ褦ʥ磻ɥɱ黻ҤȤȤγϤʸλ
ʬ˸ꤵƤȤˤΤߡǥåȤޤ櫓ǡ
ǥåȤˤϡ LIKE ѥ%ǻϤʤ褦ˤơޤ ~(
ɽ)ѥ^ ǻϤʤƤϤʤޤ [Ū˥ǥåȤ
ˤ SET enable_seqscan = off ¹Ԥޤ ]
d1022 2
a1023 2
(case-insensitive)ɽȹԤޤ PostgreSQL 7.1 ʹߤǤϡʸȾ
ʸ̤ʤ LIKE 黻Ҥ ILIKE Ȥޤ
d1047 2
a1048 2
VARCHAR(#)      varchar         Ĺξ¤̵ƥ
TEXT            text            Ĺ¤ϺĹˤ
d1175 3
a1177 4
⤷7.1 ŤС򤪻ȤξϡåץǡȤˤäƤ
ǤǤ礦ȡƥβۥ꡼ƻȤ̤ƤޤäƤ
ǽ뤫ͥ뤬꥽ˤĤƤͤ㤹ǽ
ޤ postmaster ưˤƤߤƲ
d1229 2
a1230 2
PostgreSQL 7.1 ʹߤǤSQLɸ๽ʸȤ(祤)򥵥ݡȤ
ޤˡ꤬2Ĥޤ
d1268 10
d1310 1
a1310 1
  ǽ:   2002ǯ0508
d1315 15
a1329 13
                 ̭(Minoru Tanaka <Tanaka.Minoru@@keiken.co.jp>)
                а ã(Tatsuo Ishii <t-ishii@@sra.co.jp>)
                ƣ ο(Tomohito Saitoh <tomos@@elelab.nsc.co.jp>)
                Ͼ  ȥ(Hajime Baba <baba@@kusastro.kyoto-u.ac.jp>)
                 칬(Kazuyuki Okamoto <kokamoto@@itg.hitachi.co.jp>)
                 (Shoichi Kosuge <s-kosuge@@str.hitachi.co.jp>)
                 Ƿ(Yoshiyuki Yamashita <dica@@eurus.dti.ne.jp>)
                 Ϻ(Sintaro Sakai <s_sakai@@mxn.mesh.ne.jp>)
                 (Masami Ogoshi <ogochan@@zetabits.com>)
                 ӹ(Toshiyuki Ishikawa <tosiyuki@@gol.com>)
                 й(Shigehiro Honda <fwif0083@@mb.infoweb.ne.jp>)
                 (Jun Sese <sesejun@@linet.gr.jp>)
                ë ѹ(Hidetaka Kamiya <hkamiya@@catvmics.ne.jp>)
a1335 1

d1338 2
a1339 1
        http://www.linux.or.jp/JF/(PostgreSQL-FAQ.j)
@


1.8
log
@Update Japanese FAQ.

Jun Kuwamura
@
text
@d3 1
a3 1
ʸǽ: Mon Mar 18 14:34:57 EST 2002
d76 1
a76 1
4.2) ǽοԤΤߤ select ˤϤɤޤ
d78 2
a79 2
4.4) ơ֥뤫κϤɤΤ褦ˤޤ
4.5) ԡơ֥롢ǡ١κ祵ϡ
d82 2
a83 2
4.7) ǡ١줿ơ֥䥤ǥåɤΤ褦ˤƸĤФ
ޤ
d109 1
a109 1
4.21) ߤλ郎ǥեȤȤʤ褦ϤɤΤ褦ˤĤޤ
d113 1
d754 3
a756 1
ȤΥץեϥ饤Ȥθԥǥ쥯ȥ֤Ǥ礦
d811 1
a811 1
4.2) ǽοԤΤߤ SELECT ˤϤɤޤ
d816 5
a820 5
ȤߤΤϺǽοԤǤ⡢٤Ƥ䤤碌ɾʤƤϤʤ
⤷ޤORDER BY ä䤤碌ͤƤߤƲ⤷ORDER BY
˹äǥåȤ PostgreSQL׵ᤵ줿ǽοԤɾ
뤫⤷ޤ󤬡ǤʤСPostgreSQL ϰտޤԤޤǤ٤Ƥ
ԤɾʤФʤʤ⤷ޤ
d829 1
a829 1
4.4) ơ֥뤫κϤɤΤ褦ˤޤ
d832 3
a834 1
        SELECT ...  -- ʳ򤹤٤򤷤ޤ
d839 2
a840 1
[ɲä ALTER TABLE ADD COLUMN ǹԤޤ]
d842 1
a842 1
4.5) ԡơ֥롢ǡ١κ祵ϡ
d847 1
a847 1
Ԥκ祵?                 7.1ʹߤ̵
d874 1
a874 1
    36 bytes: ƹԤΥإå()
d895 2
a896 2
4.7) ǡ١줿ơ֥䥤ǥåɤΤ褦ˤƸĤФ
ޤ
d903 2
a904 1
㼨Ƥޤ
d910 4
a913 4
Ǿ礭䤤碌ǤΤ鷺ʥѡơιԤ򤹤
ǥåϻȤޤϥǥåˤ굯
ʥǥϡơ֥򥹥ȥ졼Ȥɤ缡٤ʤ뤳
Ȥɤ뤫Ǥ
d917 2
a918 2
äƼ뤳ȤǤޤ׾Ȥäƥ֥ƥޥϥơ֥˲
뤫ΤꡢǥåȤ٤ΤηǤޤ׾
d1013 1
a1013 1
TEXT            text            Ĺ¤ϺĹˤ
d1022 2
a1023 2
줿ʣԤϤä¸줿ꤷơǥζ֤ϻפä꾮ʤ

d1032 2
a1033 2
PostgreSQL  SERIAL ǡ򥵥ݡȤޤ֤ȥǥåư
ޤȤС
d1048 2
a1049 2
ޤƹԤOIDեɤͤȤƻȤȤǤޤʤ顢⤷
ǡ١פƤɤɬפϡOID¸뤿
d1064 1
a1064 1
table  serialcolumn Ϥ줾ơ֥̾SERIAL̾Ǥ
d1090 2
a1091 2
OID Ȥϰդι ID Ф PostgreSQL ǤPostgreSQL ǤĤ
٤ƤιԤϰդ OID ޤinitdb ȯ OID Ϥ٤ 16384
d1096 7
a1102 7
PostgreSQL ϥơ֥֤ιԤӤĤ뤿ˡΥƥơ֥ OID 
Ȥޤ OID Υ桼ιԤ̤뤿ǻȤ뤳Ȥ
ޤOID ͤ¸뤿ˤ OID ˻ȤȤ򾩤ޤ®
뤿 OID եɤ˥ǥå뤳ȤǤޤ OID ϡ
Υǡ١ǻȤΰ褫顢ƤοԤ˳ƤޤOID 
¾βѤ뤤ϸ OID ơ֥Ȱ˥ԡΤʤ顢Ǥ
ʤϤޤ
d1114 3
a1116 3
TID ʪԤ򤽤Υ֥åȥեåͤǼ̤뤿˻ȤޤTID
ϹԤ줿ƥɤѤޤ TID ϡʪԤؤ
˥ǥåܤǻȤޤ
d1125 2
a1126 2
  (row)쥳(record)åץ(tuple)
  (column)ե(field)°(attribute)
d1167 3
a1169 3
descriptor(顼֥ȤεһҤ)Ȥʤޤǡ⤷ȥ
ȤΤ˺ȡʾʤȤۤȤɤλ֡ƯƤɤ
åФΤǤ
d1174 1
a1174 1
4.21) ߤλ郎ǥեȤȤʤ褦ϤɤΤ褦ˤĤޤ
d1181 3
a1183 3
ߡ䤤碌γƹԤˤĤ䤤碌η̤֤˥󤹤뤳Ȥ
ꡢ䤤碌䤤碌˷礷Ƥޤ̤INEXISTS֤
뤳ȤǤ
d1203 6
a1208 6
(t2 Ȱפʤä)֤ƤޤRIGHT  t2 η礵ʤä
äǤ礦FULL ϡפԤ t1  t2 Ϸ礵ʤäԤ
֤Ǥ礦OUTER Ȥդϥץ LEFT, RIGHT, ޤ FULL ʤɤη
ꤵƤޤΥ꡼Ǥϳ(outer join)UNION  NOT IN
Ȥäƥߥ졼ȤǤޤȤСtab1  tab2 礹Ȥϡ䤤
碌ĤΥơ֥礷ޤ
d1228 6
d1266 1
a1266 1
  ǽ:   2002ǯ0405
@


1.7
log
@Update for 7.2:

This fixes references to 7.1.3 (I think).  It also
modifies the japanese
FAQ, so I'm not sure if that's done correctly.

Chris
@
text
@d3 1
a3 1
ʸǽ: Sat Sep 22 20:07:41 EDT 2001
d6 1
d11 1
a11 1
ץåȥۡͭμˤĤƤ:http://www.PostgreSQL.org/users-lounge/
d32 1
a32 1
1.1) PostgreSQLȤϲǤ
d46 1
d53 1
a53 1
ͥ졼ϡ䤤碌쥤󥿡եϡ
d65 2
a66 4
3.5) ¾ΥۥȤ鼫ʬPostgreSQLǡ١ؤΥɤˤϤɤޤ

3.6) ʤ¾Υޥ󤫤鼫ʬΥǡ١³ǤʤΤǤ礦
3.7) ɤǽ뤿ˤϡǡ١󥸥ɤΤ褦Ĵ
d68 3
a70 3
3.8) ɤΤ褦ʥǥХǽȤޤ
3.9) ³褦ȤȤ 'Sorry, too many clients' ФޤʤǤ
3.10) ʬΥǡ١ǥ쥯ȥˤ pg_sorttemp.XXX եϲǤ
d75 6
a80 7
4.1) ʤƥϥޤ侮եեޥåȤǺ𤹤ΤǤ
4.2) Хʥꡦ̾參Ȥθ̩ʰ㤤ϲǤ
4.3) ǽοԤΤߤ select ˤϤɤޤ
4.4) ơ֥䤽¾ξΥꥹȤ psql ǸˤϤɤޤ
4.5) ơ֥뤫κϤɤΤ褦ˤޤ
4.6) ԡơ֥롢ǡ١κ祵ϡ
4.7) Ūʥƥȥե뤫ǡ¸ˤϡǡ١Υǥ
d82 1
a82 1
4.8) ǡ١줿ơ֥䥤ǥåɤΤ褦ˤƸĤФ
d84 1
a84 1
4.9) 䤤碌٤ǥåȤäƤͻҤޤ󡣤ʤǤ
d86 5
a90 5
4.10) 䤤碌֥ƥޥɤΤ褦䤤碌ɾ뤫򸫤ˤϤɤ
ޤ
4.11) R-tree ǥåȤϲǤ
4.12) Ū䤤碌ŬȤϲǤ
4.13) ɽǤθʸȾʸȤ̤ʤɽϤɤΤ褦˼
d93 1
a93 1
4.14) 䤤碌ǡեɤ NULL Ǥ뤳Ȥ򸡽ФˤϤɤޤ
d95 4
a98 4
4.15) ʸΤ줾ΰ㤤ϲǤ
4.16.1) (serial)ưʬեɤϤɤΤ褦ˤĤޤ
4.16.2) SERIALǡͤϡɤޤ
4.16.3) ¾Υ桼Ȥζ֤򤱤뤿ˤϡcurrval()  nextval() ϻȤ
d100 5
a104 3
4.17) OID ȤϲǤ TID ȤϲǤ
4.18) PostgreSQL ǻȤ뤤ĤѸΰ̣ϲǤ
4.19) 顼å "ERROR: Memory exhausted in AllocSetAlloc()"ФΤϤ
d106 2
a107 2
4.20) ɤΥС PostgreSQL 餻ƤΤĴ٤ˤϤɤޤ
4.21) 顼֥Ȥǡinvalid large obj descriptorȽФޤʤ
d109 4
a112 4
4.22) ߤλ郎ǥեȤȤʤ褦ϤɤΤ褦ˤĤޤ
4.23) ʤINȤ䤤碌ȤƤ٤ΤǤ
4.24) (outer join)ϤɤΤ褦˼¸ޤ?
4.25) ʣΥǡ١Ȥ䤤碌ϤɤΤ褦ˤФǤޤ
d129 2
d150 1
a150 2
 PostgreSQL ѹޤ Post-Gres-Q-L.(ݥ - 쥹 - 塼 - 
) ȯޤ
d162 1
a162 1
Portions Copyright (c) 1996-2000, PostgreSQL Global Development Group Portions
d184 1
a184 1
        ʬŪ (c) 1996-2001, PostgreSQLݳȯ
d210 4
d317 2
a318 2
EFNet  #PostgreSQL Ȥ IRC ͥ⤢ޤ unix ޥɤirc -c '#
PostgreSQL' "$USER" irc.phoenix.net/ Ȥޤ
d323 2
a324 1
        β̵ǤѶŪʹ׸αĤƤޤܤϡJPUGWeb :
d346 1
a346 1
PostgreSQL κǿǤϥС 7.2 Ǥ
d356 5
a361 1
PostgreSQL ܤ⤢ޤ http://www.PostgreSQL.org/docs/awbook.html
d363 2
d366 2
a367 2
        ܥݥȥ쥹桼PostgreSQL Bookʬʲǡ
        Ȥʹ档
d369 3
a371 1

d387 4
a391 2
餷ؽˤϡ http://w3.one.net/~jhoffman/sqltut.htm  http://
ourworld.compuserve.com/homepages/graeme_birchall/HTM_COOK.HTM.
d393 7
a399 2
Ȥޤ¾ˡ "Teach Yourself SQL in 21 Days, Second Edition"  
http://members.tripod.com/er4ebus/sql/index.htm ˤޤ
d417 1
a417 1
        ϥ饤ɤळȤǤޤ
d437 2
a438 2
"bug-template" եιܤơpgsql-bugs@@PostgreSQL.orgäƲ

d451 5
a455 7
    PostgreSQLϡȥ󥶥䤤碌ȥꥬӥ塼䳰
    Ȥ䡢ơ줿åʤɡ絬ϾDBMSĵǽۤȤ
    äƤޤPostgreSQLϡˡ桼Ѿޥ- С
    ƥ󥷥ʤɡDBMS碌ʤǽ򤤤Ĥ碌Ƥ
    ޤλ(foreign key referential integrity)å
    ƥ󥷥򸺤餹γ (outer concurrency control)ϻ
    碌ޤ
d505 18
d524 1
d545 3
a547 2
ǤϤĤǤǽΤ褦Ǥϡpostgres95@@openlink.co.ukˤꤤ
ޤ Programmer's Guide  ODBC ξϤ⤴
d552 1
a552 1
http://www.webtools.com ˤޤ
d562 1
a562 1
                http://www.cityfujisawa.ne.jp/~louis/apps/phpfi/index.html
d587 2
a588 2
2.3) PostgreSQL ˥ե롦桼󥿡եϤޤݡȡ
ͥ졼ϡ䤤碌ؤΥ󥿡եϡ
d660 3
d667 1
a667 2
3.5) ¾ΥۥȤ鼫ʬ PostgreSQL ǡ١ؤΥɤˤϤɤ

d677 1
a677 8
3.6) ¾Υޥ󤫤鼫ʬΥǡ١³ǤʤΤϤʤǤ

Ǥϥޥ󤫤 unix ɥᥤΥå³ޤ
TCP/IP ³ǽˤˤ postmaster  -i ץǳϤƤơpgsql/
data/pg_hba.conf եŬڤʥۥȤεܤɲäƤ뤳ȤǧƤ


3.7) ɤǽ뤿ˤϡǡ١󥸥ɤΤ褦Ĵ
d710 1
a710 1
3.8) ɤΤ褦ʥǥХǽȤޤ
d739 7
a745 6
⤷postmasteräƤС륦ɥpsql򳫻Ϥȡpsql ǻȤ
 postgresץPIDĤޤǥХåȤäpostgresPID˥å
(attach)ޤǥХå椫֥졼ݥȤ򥻥åȤpsql䤤
ȯԤޤǥХΤpostgresưϡPGOPTIONS="-W n" 
Ǥ줫顢psql 򳫻Ϥޤˤꡢn óϤ٤餻ϤʤΤǡ
ХåǥåƻưɤäƸ뤳ȤǤޤ
d755 1
a755 1
3.9) ³褦ȤȤ 'Sorry, too many clients' ФޤʤǤ
d780 1
a780 2
3.10) ʬΥǡ١ǥ쥯ȥˤ pg_sorttemp.XXXեϲǤ

d782 1
a782 1
䤤碌¹ԥ⥸塼ˤä줿ŪʥեǤ㤨С⤷
d804 1
a804 7
4.1) ʤƥϥޤ侮եեޥåȤǺ𤹤ΤǤ

ΤƲPostgreSQL  postmaster ץ餻桼
ΥȤޤpostgres psql ˤ SET ޥɤꡢǡ
񼰤Ǥޤ򤢤ʤĶ˹碌ꤷƲ

4.2) Хʥꡦ̾參Ȥθ̩ʰ㤤ϲǤ
d808 1
a808 1
4.3) ǽοԤΤߤ SELECT ˤϤɤޤ
d819 1
a819 1
4.4) ơ֥䤽¾ξΥꥹȤ psql ǸˤϤɤޤ
d826 1
a826 1
4.5) ơ֥뤫κϤɤΤ褦ˤޤ
d836 1
a836 1
4.6) ԡơ֥롢ǡ١κ祵ϡ
d839 1
a839 1
ǡ١κ祵?       ̵ (60GB Υǡ١¸ߤޤ)
d858 1
a858 1
4.7) Ūʥƥȥե뤫ǡ¸ˤϡǡ١Υǥ
d861 2
a862 2
PostgreSQL Υǡ١¸ˤϡ̤Υե6.5ܤΥǥ
ɬפȤޤ
d864 4
a867 3
ƹԤĤ 300,000ԤΥեͤƤߤޤ礦Υե
Ǥ 2.4MB ǤΥǡޤ PostgreSQL ǡ١ե礭ϼ
褦14MBȸѤ뤳ȤǤޤ
d869 1
a869 1
   + 8 bytes: 4ХȤĤ(int)ե
d872 1
a872 1
   48 bytes per row
d877 2
a878 2
   -------------------   =  171 rows per database page (ڤ夲)
     48 bytes per row
d880 3
a882 3
   300000 data rows
   --------------------  =  1755 database pages
      171 rows per page
d884 1
a884 1
1755 database pages * 8192 bytes per page  =  14,376,960 bytes (14MB)
d889 1
a889 1
4.8) ǡ١줿ơ֥䥤ǥåɤΤ褦ˤƸĤФ
d899 1
a899 1
4.9) 䤤碌٤ǥåȤäƤͻҤޤ󡣤ʤǤ
d902 12
a913 21
PostgreSQL ׾ưŪˤݼ餷ޤ׾򹹿뤿ˤϡ
VACUUM 餻ʤƤϤʤޤ׾󤬹줿ϡ֥ƥޥ
֥˲Ԥ뤫ΤäơǥåȤ٤ηɤޤ
֥ƥޥϥơ֥뤬Ϣ³®Ǥϥǥ
ȤʤȤˤղ

κŬפΤVACUUM ANALYZEȤޤVACUUM ANALYZEʣʣ
(multi-join)䤤碌ΤڤǤΤǡ֥ƥޥϤ줾Υơ
֥뤫֤ԤοѤ뤳ȤǤηӤޤХå
ɤϤ켫ȤǤפݻʤΤǡŪˤ򽸤뤿ˤ VACUUM
ANALYZE 餻ʤƤϤʤޤ

̡ǥå ORDER BY ΤˤϻȤޤ󡣥ʥ
ϤȤƤ٤Τǡ缡³ŪȤϡʥơ
򥤥ǥå󤹤®Ǥ

LIKE 뤤 ~ Τ褦ʥ磻ɥɱ黻(wild-card operators)ȤȤ
γϤʸλϤʬ˸ꤵƤȤˤΤߡǥåȤ
櫓ǡǥåȤˤϡLIKE Ǥ%ǻϤʤ褦
ơޤ~(ɽ)^ ǻϤ褦ˤ٤Ǥ [Ū˥
ǥåȤˤ SET enable_seqscan = off ¹Ԥޤ]
d915 14
a928 2
4.10) 䤤碌֥ƥޥɤΤ褦䤤碌ɾΤ򸫤ˤϤ
ޤ
d932 1
a932 1
4.11) R-tree ǥåȤϲǤ
d943 2
a944 2
Guttman, A. "R-Trees: A Dynamic Index Structure for Spatial Searching." Proc of
the 1984 ACM SIGMOD Int'l Conf on Mgmt of Data, 45-57.
d969 1
a969 1
4.12) Ū䤤碌ŬȤϲǤ
d975 1
a975 1
4.13) ɽǤθʸȾʸȤ̤ʤɽϤɤΤ褦˼
d994 1
a994 1
4.14) 䤤碌ǡեɤ NULL Ǥ뤳Ȥ򸡽ФˤϤɤޤ
d997 1
a997 1
IS NULLΥ IS NOT NULL ǻƤߤƲ
d999 1
a999 1
4.15) ͡ʸΤ줾ΰ㤤ϲǤ
d1007 1
a1007 1
BYTEA           bytea           ĹΥХ
d1018 6
a1023 1
4.16.1) (serial)ưʬեɤϤɤΤ褦ˤĤޤ
d1047 1
a1047 1
4.16.2) SERIALǡͤϡɤޤ
d1050 8
a1057 8
֥Ȥ鼡 SERIAL ͤФ줫ºݤ򤹤뤳ȤǤ 
4.16.1 ǻȤäơ֥ȤȤȡΤ褦ˤʤޤ
        $newSerialID = nextval('person_id_seq');
        INSERT INTO person (id, name) VALUES ($newSerialID, 'Blaise Pascal');
ơ$newSerialID ¸ͤ¾䤤碌(ȤСperson 
֥Ф볰(foreign key)Τ褦)ȤȤ褤Ǥ礦ưŪ˺
SEQUENCE֥Ȥ̾ϡ<table>_<serialcolumn>_seq Τ褦ˤʤꡢΤ
table  serialcolumn Ϥ줾ơ֥̾SERIAL̾Ǥ
d1062 1
a1062 1
        $newID = currval('person_id_seq');
d1068 1
a1068 1
4.16.3) ¾Υ桼Ȥζ֤򤱤뤿ˤϡcurrval()  nextval() ϻȤ
d1071 9
a1079 1
Хåɤ˽Τǡ֤ˤʤ뤳Ȥͭޤ
d1081 1
a1081 1
4.17) OID ȤϲǤ TID ȤϲǤ
d1111 1
a1111 1
4.18) PostgreSQL ǻȤ뤤ĤѸΰ̣ϲǤ
d1130 1
a1130 1
4.19) 顼å "ERROR: Memory exhausted in AllocSetAlloc()"ФΤϤ
d1147 1
a1147 1
4.20) ɤΥС PostgreSQL 餻Ƥ뤫Ĵ٤ˤϤɤޤ
d1151 1
a1151 1
4.21) 顼֥Ȥinvalid large obj descriptor ޤ
d1167 1
a1167 1
4.22) ߤλ郎ǥեȤȤʤ褦ϤɤΤ褦ˤĤޤ
d1169 2
a1170 2
now()Ȥޤ:
        CREATE TABLE test (x int, modtime timestamp DEFAULT now() );
d1172 1
a1172 1
4.23) ʤINȤ䤤碌ȤƤ٤ΤǤ
d1186 1
a1186 1
4.24) (outer join)ϤɤΤ褦˼¸ޤ?
d1211 1
a1211 1
4.25) ʣΥǡ١Ȥ䤤碌ϤɤΤ褦ˤФǤޤ
d1253 1
a1253 1
  ǽ:   2001ǯ1210
@


1.6
log
@Add new Japanese FAQ versions.
@
text
@d339 1
a339 1
PostgreSQL κǿǤϥС 7.1.3 Ǥ
@


1.5
log
@Update Japanese FAQ's.
@
text
@d18 5
a22 3
        ܸǤΤʸ "User's Lounge"  "Collection of FAQs" 
        "Japanese" ȤФΤȤˤޤ
        (http://www.PostgreSQL.org/docs/faq-japanese.html)
d24 1
a24 1
        ˤĤƤŤ(juk@@jp.postgresql.org)ޤǥ᡼Ǥ󤻲
d236 14
d318 1
a318 1
                http://www.jp.postgresql.org/
d1207 2
a1208 2
  ǽ:   2001ǯ1117
  :       ¼  (Jun Kuwamura <juk@@jp.postgresql.org>)
d1237 1
a1237 1
  ʤ˴ؤ뤴ո(juk@@jp.postgresql.org)ޤǤ󤻲
@


1.4
log
@Add SCM_CREDS to get owner of unix-domain socket on BSD-like systems.
@
text
@d3 1
a3 1
ʸǽ: Tue Jul 10 21:01:47 EDT 2001
d7 2
a8 1
ʸκǿǤ http://www.PostgreSQL.org/ Ǹ뤳ȤǤޤ
d10 2
a11 2
ץåȥۡͭμˤĤƤ
:http://www.PostgreSQL.org/users-lounge/docs/faq.html
a24 1
  ------------------------------------------------------------------------
d26 2
a27 1
                                Ūʼ
d44 1
a44 1
                        桼饤Ȥμ
d48 2
a49 2
2.3) PostgreSQL ˥ե롦桼󥿡եϤޤ ݡ
ȥͥ졼ϡ 䤤碌쥤󥿡եϡ
d52 1
a52 1
                                μ
d55 8
a62 8
3.2) postmaster 餻ȡ Bad System Call ȤפȤΥ
ФޤʤǤ
3.3) postmaster 餻褦Ȥȡ IpcMemoryCreate 顼Фޤʤ
Ǥ
3.4) postmaster餻褦Ȥȡ IpcSemaphoreCreate 顼Фޤ
Ǥ
3.5) ¾ΥۥȤ鼫ʬPostgreSQLǡ١ؤΥɤˤϤɤ
ޤ
d64 2
a65 2
3.7) ɤǽ뤿ˤϡǡ١󥸥ɤΤ褦Ĵ
ɤǤ
d68 2
a69 2
3.10) ʬΥǡ١ǥ쥯ȥˤ pg_sorttemp.XXX եϲ

d71 1
a71 1
                                μ
d79 8
a86 8
4.7) Ūʥƥȥե뤫ǡ¸ˤϡ ǡ١Υǥ
̤ϤɤΤ餤ɬפǤ
4.8) ǡ١줿ơ֥䥤ǥåɤΤ褦ˤƸĤ
Фޤ
4.9) 䤤碌٤ǥåȤäƤͻҤޤ󡣤ʤ

4.10) 䤤碌֥ƥޥɤΤ褦䤤碌ɾ뤫򸫤ˤϤ
ޤ
d89 5
a93 5
4.13) ɽǤθʸȾʸȤ̤ʤɽϤɤΤ褦
¸ޤʸȾʸȤ̤ʤΤΥǥåϤɤΤ褦
˻Ȥޤ
4.14) 䤤碌ǡեɤ NULL Ǥ뤳Ȥ򸡽ФˤϤɤޤ

d97 2
a98 2
4.16.3) ¾Υ桼Ȥζ֤򤱤뤿ˤϡcurrval()  nextval() ϻ
ʤۤ褤ΤǤ礦
d101 5
a105 6
4.19) 顼å "ERROR: Memory exhausted in AllocSetAlloc()"Ф
ϤʤǤ
4.20) ɤΥС PostgreSQL 餻ƤΤĴ٤ˤϤɤޤ

4.21) 顼֥Ȥǡinvalid large obj descriptorȽФޤʤ
Ǥ
d109 1
d111 1
a111 1
                       PostgreSQLγĥˤĤƤμ
d113 4
a116 4
5.1) ʬǽ񤤤桼ؿ psql Ǽ¹ԤȥפƤ
ΤϤʤǤ
5.2) PostgreSQL Ѥ˽񤤤äŨʿؿ󶡤ƥץ
˹׸ΤǤ
d118 2
a119 4
5.4) եѹޤƥѥ뤷ƤѲʤΤ
ʤǤ

  ------------------------------------------------------------------------
d121 2
a122 1
                                Ūʼ
d126 21
a146 21
PostgreSQL ϼ DBMS ѤΥץȥפǤä POSTGRES ǡ١
ƥβǤǤPostgreSQL  POSTGRES ζϤʥǡǥ˭
٤ʥǡ()ݻʤ顢POSTGRES ǻȤ줿 PostQuel 䤤
򡢳ĥ SQL Υ֥åȤ֤ƤޤPostgreSQL ̵Ǵ
ʥѤǤޤ

PostgreSQL γȯϡPostgreSQL ȯ᡼󥰥ꥹȤ˻äƤ륤󥿡
åȾγȯԥǤ٤ƹԤʤƤޤߤκĹ Marc G. Fournier
( scrappy@@PostgreSQL.org )Ǥ(ʲ˻äλޤ)ߡΥ
ब PostgreSQL ȯΤ٤ƤݤߤƤޤ

Postgres95-1.01 濴ŪʳȯԤ Andrew Yu  Jolly Chen Ǥ¾
ο͡ΥɤΰܿƥȡǥХӡɤ˻äޤ
PostgreSQL ɤǤ POSTGRES ϥե˥إС쥤
ơ Michael Stonebraker λشΤȡ¿γ´ܿΥ
ޤϤˤޤ

С쥤ˤ뤳ΥեȥΤȤ̾ Postgres ǤSQL ε
ǽɲä줿 1995 ǯˤ̾ Postgres95 ѹ졢1996 ǯνˤ
̾ PostgreSQL ѹޤ Post-Gres-Q-L.(ݥ - 쥹 - 
 - ) ȯޤ
a150 1

d155 1
d158 2
a159 2
Portions Copyright (c) 1996-2000, PostgreSQL Global Development Group
Portions Copyright (c) 1994-6 Regents of the University of California
d162 3
a164 3
documentation for any purpose, without fee, and without a written agreement
is hereby granted, provided that the above copyright notice and this
paragraph and the following two paragraphs appear in all copies.
d167 10
a176 10
DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING
LOST PROFITS, ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION,
EVEN IF THE UNIVERSITY OF CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF
SUCH DAMAGE.

THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS ON AN
"AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATIONS TO
PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
d183 1
d188 1
a188 1

d193 1
a193 1

d205 1
d208 2
a209 2
Ԥ PostgreSQL ΥѥȥƥȤ򼡤ΥץåȥۡǹԤʤޤ
(ΤΤĤϥѥ gcc ɬפǤ)
d211 3
a213 3
ŪˡǶUnixߴץåȥۡʤPostgreSQLϤ餻Ϥ
꡼λǼºݤ˥ƥȤԤʤäȤ𤬤ʤ줿ץåȥۡ
ˤĤƤϥ󥹥ȡ󤷤Ƥޤ
d219 4
a222 4
MS Windows ץåȥۡǡlibpq C 饤֥ꡢpsqlȤ¾Υ
ե ѥǽǡХʥ꡼ޤξ硢饤
Ȥ MS Windows 餻ơTCP/IP ͳǥݡȤƤ Unix ץå
ۡ륵Ф̿ޤ
d229 4
a232 4
ߡCygnus Unix/NT ܿ饤֥ Cygwin ȤäơPostgreSQL ǡ١
Ф Windows NT  Win2k ǲƯƤޤۤ˴ޤޤ
pgsql/doc/FAQ_MSWIN뤤ϥ֥Ȥˤ MS Windows FAQ 
Microsoft ǤΥץåȥۡ˰ܿײϤޤ
d237 3
a239 2

   * ftp://ftp.PostgreSQL.org/pub/
a241 1

d259 1
d262 3
a264 4
פʥ᡼󥰡ꥹȤ: pgsql-general@@PostgreSQL.orgǤPostgreSQL 
ؤ뤳ȤǤеǤޤΥꥹȤؤλäΤϡŻҥ᡼ʸ
(Subject ԤǤϤޤ)˼ΣԤ񤤤ơ

d270 1
a270 3
ǤΥ᡼󥰡ꥹȤ⤢ޤΥꥹȤؤλä "ʸ"
ˡ

d273 2
d276 2
a277 5
Ƚ񤤤 pgsql-general-digest-request@@PostgreSQL.org Żҥ᡼äƲ


ǤϡᥤꥹȤǼå 30k ί˥
ǥꥹȤΥСդޤ
d279 2
a280 2
ХݡѤΥ᡼󥰥ꥹȤ⤢ޤΥꥹȤؤλä "ʸ"Ȥ
äˡ bugs-request@@PostgreSQL.org Żҥ᡼äƲ
d282 2
a283 2
ȯԤεΤΥ᡼󥰥ꥹȤѤǤޤΥꥹȤؤλäŻ
᡼ʸˡ
d290 4
a293 2
PostgreSQL ˤĤƤäȾܤΤꤿС postgreSQL WWWۡڡ
餿ɤޤ
d295 2
a296 4
     http://www.PostgreSQL.org

EFNet  #PostgreSQL Ȥ IRC ͥ⤢ޤ unix ޥɤirc -c
'#PostgreSQL' "$USER" irc.phoenix.net Ȥޤ
a310 2
ѥݡȲҤΥꥹȤ
http://www.postgresql.org/users-lounge/commercial-support.htmlˤޤ
d312 2
d320 1
d323 1
a323 1
PostgreSQL κǿǤϥС 7.1.2 Ǥ
d329 4
a332 4
դˡĤΥޥ˥奢ȥ饤󡦥ޥ˥奢(ޥ˥奢롦ڡ)
ӤĤξʥƥ꤬ޤޤޤ/doc ǥ쥯ȥ
ޤޥ˥奢ϡ http://www.PostgreSQL.org/users-lounge/docs/ ǥ
饤ǤǤޤ
d341 3
a343 2
psql ⡢黻ҡؿ󡢤¾ξ򤪸롢Ĥ
 \d ޥɤޤ
d349 2
a350 2
PostgreSQLϳĥ줿SQL-92Υ֥åȤ򥵥ݡȤޤ 桹Υڡ
TODO ꥹȤˡΤΥХǽ侭ײˤĤƤεҤޤ
d354 2
a355 2
http://www.PostgreSQL.org/docs/awbook.html ˤPostgreSQLܤ SQL 򶵤
ޤ
d357 2
a358 2
餷ؽˤϡ http://w3.one.net/~jhoffman/sqltut.htm 
http://ourworld.compuserve.com/homepages/graeme_birchall/HTM_COOK.HTM.
d360 2
a361 2
Ȥޤ¾ˡ "Teach Yourself SQL in 21 Days, Second Edition"
 http://members.tripod.com/er4ebus/sql/index.htm ˤޤ
d364 2
a365 2
Addison-Wesley ɾǤ ¾ˡThe Complete Reference SQL, Groff et
al., McGraw-Hill Τ褦ʤΤ⤢ޤ
d384 2
a385 2
бƤޤ2000ǯդ⡢2000ǯդ⡢ñ˰
ޤ
d389 7
a395 8
ޤǽ()ˡǿΥɤ桹 Web Ȥۤ
ޤޤƤ PostgreSQL Developersʸɤߤޤ ܤˡpgsql-hackers
 pgsql-patches ᡼󥰡ꥹȤ(subscribe)ޤ ܤˡ
Υѥåpgsql-patchesȯޤ 褽ͤäȤοã
PostgreSQL CVS֤˥ߥåȤ븢¤äƤޤ Τ줾ο
ãιʼʥѥåȯΤǡߥߥåȤʤäƤãϤ
ɤդΤѤǤ桹餬ߥåȤѥåϹʼǤȳο
Ƥޤ
d399 2
a400 2
"bug-template" եιܤơpgsql-bugs@@PostgreSQL.orgäƲ

d404 2
a405 2
Ʊ ftp  ftp://ftp.postgreSQL.org/pub/ǡäȿС
 PostgreSQL 뤤ϥѥå򤵤ƤߤƲ
d409 2
a410 2
եȥפˡˤϤĤޤǽǽȿȥݡȤȲ
ʤǤ
d413 9
a421 8
     PostgreSQLϡȥ󥶥䤤碌ȥꥬӥ塼䳰
      Ȥ䡢ơ줿åʤɡ絬ϾDBMSĵǽ
      ȤɻäƤޤPostgreSQLϡˡ桼Ѿޥ
     - С󡦥ƥ󥷥ʤɡDBMS碌ʤǽ򤤤
      碌Ƥޤλ(foreign key referential
     integrity)åƥ󥷥򸺤餹γ (outer
     concurrency control)ϻ碌ޤ

d423 25
a447 25
     PostgreSQLĤΥ⡼ɤޤ̤fsync⡼ɤϡOS å
     夷ꡢøŸꤷȤΤˡȥ󥶥 󤬴
     λ˥ǥ˽񤭹ߡ٤ƤΥǡǥ¸ 
     Υ⡼ɤǤϡۤȤɤξѥǡ١٤ʤޤ ʬ
     ŪͳȤơѤΥǡ١ˤϤΤ褦ݼŪʥǥ 
     ߤǥեȤȤƤΤʤȤȤ⤢ޤ no-fsync
     ⡼ɤǡ̡PostgreSQLϾѥǡ١® ʤޤ
     ʤ顢OSΥåǥǡ˲뤫⤷ 󡣲桹ϡ
     ֥⡼ɤȯǡ줬ޤ椯ȡfsync ⡼ɤۤǽ
     ˤ뤳ȤʤOSå夹30ޤǤΥǡ ݤƤ
     褦ˤʤޤ

     MySQLʤɤòǡ١ƥˤ٤ơPostgreSQL
     ٤Τϡȥ󥶥ˤ륪Сإåɤ뤫Ǥ
     MySQLˤϾ嵭Features˼褦ʵǽϤޤä ޤ
     󡣲桹ϡPostgreSQL˽ȵǽȤ߹ߤʤ⡢䤨 ץ
     ե顼˳ݤ꥽ɤϤꤷơǽβ³ Ƥ
     ޤPostgreSQL  MySQL ȤӤƤ Web ڡ
     http://openacs.org/why-not-mysql.html ˤޤ

     PostgreSQLϡUnixץư뤳Ȥˤ桼³
      ʣΥХåɡץåʤǡХåե
      ͭޤޥCPUǤϡñʣΥХåɤ򤽤줾CPU
      餻뤳ȤǤޤ

d449 6
a454 6
     桹ϡDBMSο⤯ʤƤϤβ̵ͤȤ򤷤Ƥޤ
     ʬƥȤơꤷɤХǾˤƤ꡼褦˶
     Ƥޤ줾Υ꡼ϾʤȤ1ʾΥ١ƥȤ
     ʤޤǤΥ꡼򤬡ǤȤưꤷǤʥ꡼
     뤳ȤʪäƤޤʬǤϡ¾Υǡ١٤Ƥ½
     ʤȤ˼äƤޤ
d456 7
a462 8
     桹Υ᡼󥰥ꥹȤϡ뤤ʤˤĤƤؤμ 
     򤷤Ƥ롢ȯԤ桼礭ʽޤ󶡤Ƥޤ桹 
     βݾڤ뤳ȤϤǤޤ󤬡ѥǡ١ǤäƤ 
     櫓ǤϤޤ󡣳ȯԤ䡢桼ߥ˥ƥޥ˥奢 
     ࡢˡɤʤɤľܥǤ뤳Ȥäơ PostgreSQL
     ΥݡȤϡ¾DBMSݡȤͥ줿ΤȤʤäƤޤ ˾
     ơξѥݡȤʤɤ⤢ޤʥݡFAQܤ 
     ˡ
d464 7
a470 7
     PostgreSQLѤϡѤǤѤǤ⡢٤̵Ǥ嵭˼Ƥ
     BSDλѵ˳ʤ¤ꡢPostgreSQLΥɤ̵
     ʤȤ߹ळȤǤޤ

  ------------------------------------------------------------------------

                        桼饤Ȥμ
d476 2
a477 2
PsqlODBC  PostgreSQL ۤ˴ޤޤƤޤˤĤƤΤ˾ܺ٤ʾ
 ftp://ftp.PostgreSQL.org/pub/odbc/ Ǥޤ
d484 8
a491 7
OpenLink ODBC  http://www.openlinksw.com/ǤޤɸŪ ODBC
饤ȡեȥǻȤޤΤǡٱ礷Ƥ뤹٤ƤΥץåȥۡ
(Win, Mac, Unix, VMS) PostgreSQL  ODBC ѤǤޤ

֤ϡʼΥݡȤɬפʿ͡äƤȻפޤե꡼
ǤϤĤǤǽΤ褦Ǥϡpostgres95@@openlink.co.ukˤ
ꤤޤ Programmer's Guide  ODBC ξϤ⤴
d500 2
a501 3
Web ؤγĥΤˤϡPHP ۤ󥿡եȤʤäƤޤ
http://www.php.net/ˤޤ

d518 1
a519 1

a529 2
2.3) PostgreSQL ˥ե롦桼󥿡եϤޤ ݡ
ȡͥ졼ϡ 䤤碌ؤΥ󥿡եϡ
d531 2
a532 3
pgaccess ȸƤФ餷ե롦桼󥿡եꡢ
ۤȶ˽в٤ޤPgaccess ˤϥݡȡͥ졼⤢ޤ
Web ڡhttp://www.flex.ro/pgaccessǤ
d534 6
a539 2
ecpg Ȥ C Τ SQL 䤤碌쥤󥿡ե⤢
ޤ
d544 12
a555 11

   * C (libpq)
   * C++ (libpq++)
   * C (ecpg)
   * Java (jdbc)
   * Perl (perl5)
   * ODBC (odbc)
   * Python (PyGreSQL)
   * TCL (libpgtcl)
   * C Easy API (libpgeasy)
   * HTML (PHP from http://www.php.net)
a567 1
  ------------------------------------------------------------------------
d569 2
a570 1
                                μ
d574 2
a575 2
ñˡϡ configure 餻Ȥ --prefix ץꤹ뤳
Ǥ
d577 2
a578 2
3.2) postmaster 餻ȡBad System Call ȤפȤΥå
ФޤʤǤ
d580 3
a582 3
ޤޤ꤬ͤޤޤǽˤʤΥͥ System V IPC 
ĥ󥹥ȡ뤵Ƥ뤫ǧƸƤPostgreSQL ϥͥ
ˤ붦ͭ꡼ȥޥեΥݡȤɬפȤޤ
d584 2
a585 2
3.3) postmaster 餻褦ȤȡIpcMemoryCreate 顼Фޤʤ

d587 6
a592 6
ͥ뤬ͭ꡼ˤʤäƤʤäǤʤСͥ
ФƻȤ붦ͭ꡼礭礭ꤹɬפޤŪ礭
ϡȤäƤ륢ƥpostmaster 餻ȤꤹХåե
οȥХåɥץ˰¸ޤۤȤɤΥƥǤϡͤΥХ
եΤޤޤǡʤȤ1MBɬפǤ PostgreSQL Administrator's
Gide ˶ͭ꡼ȥޥեˤĤƤξξܺ٤ޤ
d594 2
a595 2
3.4) postmaster餻褦ȤȡIpcSemaphoreCreate 顼Фޤʤ
Ǥ
d599 8
a606 8
PostgresŪʥХåɥץ˰ĤΥޥեɬפȤޤȤ
βpostmasterưȤˡХåɥץο꾯
ʤ¤򤹤뤳ȤǤͤ32꾮ʿΥѥ᡼-NǻȤޤ
깱ŪʲϡͥSEMMNS  SEMMNI ѥ᡼䤹ȤǤ

⤷顼åʤˤ¾ΤΤǤСͥιǤޤä
եΥݡȤ򤷤Ƥʤ⤷ޤ PostgreSQL Administrator's Gide
˶ͭ꡼ȥޥեˤĤƤξξܺ٤ޤ
d608 2
a609 2
3.5) ¾ΥۥȤ鼫ʬ PostgreSQL ǡ١ؤΥɤˤϤɤ
ޤ
d611 4
a614 4
ͤǤϡPostgreSQL  unix ɥᥤ󥽥åȤȤޥ󤫤
³ޤpostmaster ư -i եåä$PGDATA/pg_hba.conf
եŬڤľơۥȼƳǧڤȤʤ¾Υޥ󤫤
³ǤʤǤ礦ˤTCP/IP³ǽˤʤޤ
d616 2
a617 2
ǽʥޥե٤Υǡ١˥å
ޤ
d621 7
a627 37
Ǥϥޥ󤫤 unix ɥᥤΥå³ޤ
TCP/IP ³ǽˤˤ postmaster  -i ץǳϤƤ
ơpgsql/data/pg_hba.conf եŬڤʥۥȤεܤɲäƤ뤳
ǧƤ

3.7) ɤǽ뤿ˤϡǡ١󥸥ɤΤ褦Ĵ
ɤǤ

Τ˥ǥå䤤碌®٤ޤEXPLAINޥɤ PostgreSQL
ɤΤ褦ˤʤ䤤碌Ƥ뤫򸫤뤳ȤǤơɤ
ǥåȤƤ뤫򸫤뤳ȤǤޤ

⤷ INSERT ¿ѤƤϡCOPY ޥɤȤä礭ʥХåǤ
ԤʤȤƤƲϡINSERT ̡˹Ԥʤäȹ®
ǤˡBEGIN WORK/COMMIT Υȥ󥶥󡦥֥å̵ʸϡ
鼫Ȥ줾Υȥ󥶥äƤȸʤޤĤʸ
ĤΥȥ󥶥󡦥֥åǹԤʤȤͤƲˤ
ȥ󥶥ΥСإåɤޤޤ礭ʥǡѹԤʤ
ݤϥǥåٳơľȤͤƤߤƲ

塼˥󥰤Υץ󤬤Ĥޤpostmaster  -o -F ץ
ư뤳Ȥˤäơfsync() ̵ˤ뤳ȤǤޤˤäơƥ
󥶥 fsync() ǥǥ򹹿Τߤᤵޤ

postmaster -B ץȤäƥХåɡץˤȤ붦ͭ
꡼Хåե礭뤳ȤǤޤ⤷Υѥ᡼⤯
ȡͥζͭ꡼֤ͤۤƤޤä postmaster 
ʤʤǤ礦ͤǤϡ줾ΥХåե礭 8K ǡХåե
 64 Ǥ

Хåɤ -S ץȤäơ줾ΥХåɡץ
Ū¤ؤˤäƻȤ꡼κ祵䤹ȤǤޤ  -S
ͤϥХñ̤ǡͤ 512 (ʤ512K)Ǥ

ޤCLUSTER ޥɤȤäơơ֥Υǡ򥤥ǥå˹碌뤿
˥롼ײ뤳ȤǤޤܤϡ饤ޥ˥奢 CLUSTER 
Ʋ
d629 21
a649 1
3.8) ɤΤ褦ʥǥХǽȤޤ
d651 3
a653 2
PostgreSQL ϡǥХΤ˰̣Τ롢־𤹤뤤Ĥεǽ
ޤ
d655 3
a657 7
ޤ--enable-cassert ץ configure 餻ޤƥѥ
뤹뤳Ȥˤꡢ assert() ХåɤοĽƻ뤷ͽ
̤Ȥȥץߤ褦ˤʤޤ

postmaster  postgres ξǤĤΥǥХץѤǤ
ޤΤ褦 postmaster ưȤϤĤǤ⡢ɸϤȥ顼
Ϥե褦ˤƤ뤳ȤΤƲ
d659 1
a659 2
        cd /usr/local/pgsql
        ./bin/postmaster >server.log 2>&1 &
d661 1
a661 20
ˤ PostgreSQL κǾΥǥ쥯ȥ server.log ե뤬֤
ΥեϥС䥨顼ˤĤͭѤʾޤߤ
Postmaster Ϲ˾ܺ٤ʾ𤹤뤿 -d ץޤ
 -d ץϡǥХ٥ꤷޤ⤤ǥХ٥Ǥϡ礭
ʥե뤳ȤդʤƤϤʤޤ

⤷postmasteräƤʤСpostgresХåɤ򥳥ޥɹԤ
뤳ȤǤľSQLʸ򥿥פ뤳ȤǤޤΤ꤫ϡǥХ
ŪΤȤᤷޤߥǤϤʤԤ䤤碌νˤʤ
ȤդƤ⤷ǥХܥƥѥ뤷ƤС
ХåȤäƲƤ뤫򸫤뤳ȤǤޤpostmaster Хå
ɤ򳫻Ϥ櫓ǤϤʤΤǡΩʴĶäƤΤǤϤʤåХ
ɤȤä꤬ʣ뤳ȤϤޤ

⤷postmasteräƤС륦ɥpsql򳫻Ϥȡpsql ǻ
 postgresץPIDĤޤǥХåȤäpostgresPID
å(attach)ޤǥХå椫֥졼ݥȤ򥻥åȤpsql
䤤碌ȯԤޤǥХΤpostgresưϡ
PGOPTIONS="-W n" Ǥ줫顢psql 򳫻Ϥޤˤꡢn ó
Ϥ٤餻ϤʤΤǡǥХåǥåƻưɤäƸ뤳ȤǤ
d664 9
a672 2
postgreSQL ץˤϡǥХǽ¬ˤȤƤΩ -s -A -t 
Υץ󤬤ޤ
d674 28
a701 5
ȤؿɤΤ餤¹Ի֤򿩤äƤ뤫򸫤뤿ˡץե
ʥץեդˤǥѥ뤹뤳ȤǽǤΥХåɤΥץ
롦ե pgsql/data/base/dbname ǥ쥯ȥ˳ǼǤ礦
饤ȤΥץեϥ饤Ȥθԥǥ쥯ȥ֤Ǥ

d705 2
a706 2
postmasterƱưǤХåɥץФ¿䤹ɬפ
ޤ
d708 4
a711 4
PostgreSQL 6.5ʹߤǤϡκץ32ץǤŬڤ-Nͤ
postmasterƵư뤳Ȥˤä뤳ȤǤޤιǤ-N
1024ޤǤޤ⤷äɬפǤinclude/config.h
MAXBACKENDSäƹۤޤ⤷˾ʤconfigure
d714 13
a726 13
⤷-N  32礭ΤǤС-B64礭ͤä
ʤƤϤʤʤ-B ϾʤȤ -N 2ܤϤʤƤϤʤ餺餯ǹ
ǽ˾ʤФ礭ͤɬפʤϤǤХåɥץ򤿤
ˤȡUnixͥ빽ѥ᡼䤹Ȥɬפˤʤ뤫
ޤ ͭ꡼֥åκ(SHMMAX) ޥեκ
(SEMMNSSEMMNI) ץκ(NPROC) 桼κץ
(MAXUPRC) եκ(NFILENINODE ǧ˴ޤޤޤ
PostgreSQL˵ХåɤΥץ¤ƤΤϡ ƥ
Υ꥽Ȥ̤ƤޤȤ򤱤뤿Ǥ

6.5ΥСPostgreSQLǤϥХåɤκ64Ǥѹ
ˤϡinclude/storage/sinvaladt.hMaxBackendId˺
ۤɬפǤ
d728 2
a729 2
3.10) ʬΥǡ١ǥ쥯ȥˤ pg_sorttemp.XXXեϲǤ

d732 7
a738 8
ORDER BY ˥Хåɤ -S ѥ᡼ǵĤͤ礭
ʥڡȤκݤɬפȤȡ줿ǡݻ뤿˰Ū
ե뤬Ĥޤ

ŪʥեϼưŪ˾äϤǤ⤷ȤǥХå
ɤå夷ƤޤȤϤʤޤ󡣤ΤȤХåɤҤȤ
äƤʤСpg_tempNNN.NNեäƤפǤ

d740 1
a740 1
         SYSLOGD ͳǥϤˤϡޤconfigure  --enable-syslog
d744 2
a745 2
        $PGDATA/pg_options  syslog=2 äơ postmaster  -S
        ץդˤƥХ⡼ɤǵưޤ(С 7.1 
a748 1
  ------------------------------------------------------------------------
d750 2
a751 1
                                μ
d755 3
a757 4
ΤƲPostgreSQL  postmaster ץ餻
桼ΥȤޤpostgres psql ˤ SET ޥɤ
ꡢǡ񼰤Ǥޤ򤢤ʤĶ˹碌ꤷƲ

d765 2
a766 2
饤ޥ˥奢FETCH򸫤Ƥ뤤ϡSELECT ... LIMIT....
ȤäƤߤƲ
d768 5
a772 5
ȤߤΤϺǽοԤǤ⡢٤Ƥ䤤碌ɾʤƤϤʤ
ʤ⤷ޤORDER BY ä䤤碌ͤƤߤƲ ⤷
ORDER BY˹äǥåȤ PostgreSQL׵ᤵ줿ǽο
ɾǤ뤫⤷ޤ󤬡ǤʤСPostgreSQL ϰտޤԤ
ޤǤ٤ƤιԤɾʤФʤʤ⤷ޤ
d776 4
a779 4
psqlΥɤȤƽ񤫤줿 pgsql/src/bin/psql/describe.c ե
ळȤǤ ˤϡpsqlΥХåå女ޥɤˤϤ
SQLޥɤޤޤƤޤ psql  -E ץĤƵư
СͿޥɤ¹Ԥ뤿䤤碌Ϥޤ
a783 1

a788 1

a793 1

d802 3
a804 20
󡢤ϼºݤ̵¤ǤϤʤǥ̤ȥ꡼䥹åץ
礭ˤ¤ޤǽϤͤȤΤۤ礭ʻ
ޤ

ơ֥륵16TBϥڥ졼ƥ󥰥ƥˤեΥݡ
ȤɬפȤޤ󡣵ʥơ֥ʣ1GBΥեʬ¸ޤ
Τǡե륷ƥ¤ϽפǤϤޤ

ǥեȤΥ֥å32kˤȺơ֥륵Ⱥ祫Ȥ
äޤ

4.7) Ūʥƥȥե뤫ǡ¸ˤϡǡ١Υǥ
̤ϤɤΤ餤ɬפǤ

PostgreSQL Υǡ١¸ˤϡ̤Υե6.5ܤΥǥ
̤ɬפȤޤ

ƹԤĤ 300,000ԤΥեͤƤߤޤ礦Υե
Ǥ 2.4MB ǤΥǡޤ PostgreSQL ǡ١ե礭
ϼΤ褦14MBȸѤ뤳ȤǤޤ
d806 16
d837 1
a837 1

d840 2
a841 2
ǥåϡۤɤΥХإåɤ׵ᤷޤ󤬡ǥåդ
ǡޤʾ塢ʤ礭ʤޤ
d843 2
a844 2
4.8) ǡ١줿ơ֥䥤ǥåɤΤ褦ˤƸĤ
Фޤ
d846 2
a847 2
psql ˤϤʥХåå塦ޥɤꡢɽ
Хåå塦ޥɤμ򸫤ˤ \? ȤäƲ
d849 3
a851 3
ޤpgsql/src/tutorial/syscat.source ե餻ƤߤƲ
ϡ SELECT ʸˤɬפʾǡ١Υƥࡦơ֥뤫
Ф㼨Ƥޤ
d853 2
a854 2
4.9) 䤤碌٤ǥåȤäƤͻҤޤ󡣤ʤ

d857 20
a876 20
VACUUM 餻ʤƤϤʤޤ׾󤬹줿ϡ֥ƥޥ
ơ֥˲Ԥ뤫ΤäơǥåȤ٤ηɤ
ޤ֥ƥޥϥơ֥뤬Ϣ³®Ǥ
ǥåȤʤȤˤղ

κŬפΤVACUUM ANALYZEȤޤVACUUM ANALYZEʣʣ
(multi-join)䤤碌ΤڤǤΤǡ֥ƥޥϤ줾
ơ֥뤫֤ԤοѤ뤳ȤǤηӤޤХ
ɤϤ켫ȤǤפݻʤΤǡŪˤ򽸤뤿
 VACUUM ANALYZE 餻ʤƤϤʤޤ

̡ǥå ORDER BY ΤˤϻȤޤ󡣥
ǥϤȤƤ٤Τǡ缡³ŪȤϡʥ
֥򥤥ǥå󤹤®Ǥ

LIKE 뤤 ~ Τ褦ʥ磻ɥɱ黻(wild-card operators)Ȥ
γϤʸλϤʬ˸ꤵƤȤˤΤߡǥå
Ȥޤ 櫓ǡǥåȤˤϡLIKE Ǥ%ǻ
ʤ褦ˤơޤ~(ɽ)^ ǻϤ褦ˤ٤Ǥ [
Ū˥ǥåȤˤ SET enable_seqscan = off ¹Ԥޤ]
d878 2
a879 2
4.10) 䤤碌֥ƥޥɤΤ褦䤤碌ɾΤ򸫤ˤ
ɤޤ
d885 6
a890 6
R-tree ǥå϶Ūʥǡ˥ǥåդ뤿˻Ȥޤ
ϥå奤ǥåǤϰϤθǤޤ󡣤ޤB-tree ǥå
ϡǤϰϤθǤޤR-tree ǥåǤ¿
ǡ򰷤ޤȤС⤷ R-tree ǥå point °դ
뤳ȤǤȤȥƥϡĹ˰Ϥޤ줿򤹤٤򤹤פȤ
褦䤤碌ˡΨɤޤ
d894 2
a895 2
Guttman, A. "R-Trees: A Dynamic Index Structure for Spatial Searching." Proc
of the 1984 ACM SIGMOD Int'l Conf on Mgmt of Data, 45-57.
d897 2
a898 2
ʸϡStonebraker  "Readings in Database Systems" Ǥ夲
Ƥޤ
d902 1
a902 1
        ܸ Postgres ML Υ֤ "Subject: [postgres95 801] spatial data structures"
d907 5
a911 4
ȹߤ R-Tree ǥݥꥴܥåǤޤŪˤR-Tree Ϥ
ȹ⤤褦ˤĥǤޤ¼ŪˤϡR-Tree γĥˤϤ
äȤȤɬפǤơߡ桹ϤɤΤ褦ˤ뤫ˤĤƤʸ
äƤޤ
d919 1
d922 7
a928 7
GEQO ⥸塼ϡΥơ֥礹ȤˡŪ르ꥺ(GA)
碌®ޤˤꡢߤĤ֤õԤʤʤƤ⡢礭
ʷ(join queries)򰷤ȤǤ褦ˤʤޤ

4.13) ɽǤθʸȾʸȤ̤ʤɽϤɤΤ褦
¸ޤʸȾʸȤ̤ʤΤΥǥåϤɤΤ褦
˻Ȥޤ
d931 2
a932 2
(case-insensitive)ɽȹԤޤ PostgreSQL 7.1 ʹߤǤϡʸ
ʸ̤ʤ LIKE 黻Ҥ ILIKE Ȥޤ
a934 1

d938 3
a940 5


ɸ।ǥåǤϻȤ줺ʤ顢⤷ؿǥå ä
餽줬ȤǤ礦

d942 1
a942 2


d945 2
a946 2
4.14) 䤤碌ǡեɤ NULL Ǥ뤳Ȥ򸡽ФˤϤɤޤ

d960 2
a961 2
̾ˤܤˤΤϡƥࡦĴ٤Ȥ䡢顼å
ȤǤ
d963 5
a967 5
嵭ηΤΣĤη "varlena" Ǥ(ʤǥκǽΣ
ȤǡĹǡθ˼ºݤΥǡ³ޤ)Τ褦˼ºݤζ֤
줿礭⾯礭ʤޤΥǡTOAST
갵̤줿ʣԤϤä¸줿ꤷơǥζ֤ϻפä
ʤޤ
d971 5
a975 6
PostgreSQL  SERIAL ǡ򥵥ݡȤޤ֤ȥǥå
ưޤȤС

        CREATE TABLE person (
                id   SERIAL,
                name TEXT
a976 1

a977 1

d979 1
a979 1
        CREATE TABLE person (
d981 1
a981 1
                name TEXT
d984 2
d987 5
a991 9
֤ˤĤƤΤäȾܤϡ饤ޥ˥奢 create_sequence 


ޤƹԤOIDեɤͤȤƻȤȤǤޤʤ顢
ǡ١פƤɤɬפϡOID¸뤿
pg_dump  -oץȤޤϡCOPY WITH OIDSץȤɬ
פޤ Bruce Momjian 
(http://www.PostgreSQL.org/docs/aw_pgsql_book) Numbering RowsξϤˤꤢ
ޤ
d995 2
a996 2
ҤȤĤˡϡnextval() ؿȤäƤͤ(before) SEQUENCE
֥Ȥ鼡 SERIAL ͤФ줫ºݤ򤹤뤳ȤǤ
a997 1

d1000 4
a1003 6

ơ$newSerialID ¸ͤ¾䤤碌(ȤСperson
ơ֥Ф볰(foreign key)Τ褦)ȤȤ褤Ǥ礦ưŪ˺
줿SEQUENCE֥Ȥ̾ϡ<table>_<serialcolumn>_seq Τ褦ˤ
ꡢΤtable  serialcolumn Ϥ줾ơ֥̾SERIAL̾
Ǥ
a1006 1

d1009 4
d1014 2
a1015 7
ǸˡINSERTʸ֤OIDȤäơͤߤĤ뤳ȤǤޤ
ϺǤܿ㤤Ǥ礦PerlDBI Edmund Mergl κä
DBD::Pg ⥸塼ȤС$sth->execute() θ $sth->{pg_oid_status} 
ͳƤ OID ͤȤ褦ˤ뤳ȤϤǤޤ

4.16.3) ¾Υ桼Ȥζ֤򤱤뤿ˤϡcurrval()  nextval() ϻ
ʤۤ褤ΤǤ礦
d1021 13
a1033 15
OID Ȥϰդι ID Ф PostgreSQL ǤPostgreSQL ǤĤ
뤹٤ƤιԤϰդ OID ޤinitdb ȯ OID Ϥ٤ 16384
(backend/access/transam.h )꾮ͤǤinitdb Τ٤Ƥ OID (
)Ϥʾͤˤʤޤ Ǥϡ餹٤Ƥ OIDϰĤΥǡ
֥ǡ١αޤ餺PostgreSQL 󥹥ȥ졼Τǰ
Ǥ

PostgreSQL ϥơ֥֤ιԤӤĤ뤿ˡΥƥơ֥ OID
Ȥޤ OID Υ桼ιԤ̤뤿ǻȤ뤳
ȤǤޤOID ͤ¸뤿ˤ OID ˻ȤȤ򾩤ޤ
®뤿 OID եɤ˥ǥå뤳ȤǤޤ
OID ϡƤΥǡ١ǻȤΰ褫顢ƤοԤ˳Ƥ
ޤOID ¾βѤ뤤ϸ OID ơ֥Ȱ˥ԡ
Τʤ顢ǤʤϤޤ

d1040 8
a1047 7
OID ϡ4ХȤȤ¸ƤΤǡ40ۤȰƤޤ
礦ï⤳줬𤷤ƤͤϤޤǤʤˤ
¤Ȥײ褷Ƥޤ

TID ʪԤ򤽤Υ֥åȥեåͤǼ̤뤿˻Ȥޤ
TID ϹԤ줿ƥɤѤޤ TID ϡʪԤ
ؤ˥ǥåܤǻȤޤ
d1051 13
a1063 2
ĤΥɤŤʸˤϡ줾ʬǤäȰŪ
˻ȤѸ줬ȤƤޤ
d1065 2
a1066 10
   * ơ֥(table)ط(relation)饹(class)
   * (row)쥳(record)åץ(tuple)
   * (column)ե(field)°(attribute)
   * (retrieve)(select)
   * ִ(replace)(update)
   * ɲ(append)(insert)
   * OID, Ϣ(serial value)
   * ݡ(portal), (cursor)
   * ΰѿ(range variable)ơ֥̾(table name)ơ֥̾(table
     alias)
d1068 2
a1069 10
Ūʥǡ١ѸΥꥹȤϡ
http://www.comptechnews.com/~reaster/dbdesign.html ǸĤޤ

4.19) 顼å "ERROR: Memory exhausted in AllocSetAlloc()"Ф
ϤʤǤ

⤷7.1 ŤС򤪻ȤξϡåץǡȤˤäƤ
 ǤǤ礦ȡƥβۥ꡼ƻȤ̤Ƥ
äƤǽ뤫ͥ뤬꥽ˤĤƤͤ㤹
ǽޤ postmaster ưˤƤߤƲ
d1071 4
d1078 6
a1083 6
ˤäơɤ餫ҤȤĤǤ礦ϥץΥǡ
¤⤯ꤷ֤䤤碌뤹褦ˤʤǤ礦
ΥޥɤϸԤΥץȡΥޥɤ餻˺ƤΥ
ץˤĤŬѤޤХåɤȤƤ¿Υǡ֤
SQL 饤Ȥ꤬³ƤΤǤС饤Ȥ򳫻Ϥˤ
ƤߤƤ
d1089 2
a1090 2
4.21) 顼֥Ȥinvalid large obj descriptor 
ʤǤ礦
d1092 2
a1093 2
顼֥򤹤ȤϡBEGIN WORKCOMMITդɬפ
ޤʤlo_open ... lo_closeϤ߹ߤޤ
d1095 6
a1100 6
ߤϡPostgreSQLΥȥ󥶥ΥߥåȻ˥顼֥ȡϥ
ɥĤ뤳Ȥˤꡢlo_openޥɤλľ˶Ū˥롼¹
ޤΤᡢǽ˥ϥɥФƲ򤷤褦Ȥȡinvalid large
obj descriptor(顼֥ȤεһҤ)Ȥʤޤǡ⤷
󥶥ȤΤ˺ȡʾʤȤۤȤɤλ֡ƯƤ
ɤ顼åФΤǤ
d1102 2
a1103 2
⤷ODBCΤ褦ʥ饤ȥ󥿡ե򤪻Ȥʤ顢auto-commit off
ꤹɬפ뤫⤷ޤ
a1107 1

d1112 3
a1114 4
ߡ䤤碌γƹԤˤĤ䤤碌η̤֤˥󤹤뤳
ˤꡢ䤤碌䤤碌˷礷Ƥޤ̤INEXISTS֤
뤳ȤǤ

a1117 1

a1118 1

d1122 1
a1122 2

Ȥޤ ¤ϾΥ꡼ľȻפäƤޤ
d1126 3
a1128 4
PostgreSQL 7.1 ʹߤǤSQLɸ๽ʸȤ(祤)򥵥ݡ
ޤˡ꤬2Ĥޤ

 SELECT *
a1129 1

d1131 1
a1131 2

 SELECT *
d1133 7
a1139 9

ξħŪ䤤碌Ǥ t1.col  t2.col ȷ礷ơt1 η礵
ä(t2 Ȱפʤä)֤ƤޤRIGHT  t2 η礵
äԤäǤ礦FULL ϡפԤ t1  t2 Ϸ礵
ʤäԤ֤Ǥ礦OUTER Ȥդϥץ LEFT, RIGHT, ޤ
FULL ʤɤηꤵƤޤ Υ꡼Ǥϳ(outer join)
UNION  NOT IN Ȥäƥߥ졼ȤǤޤ ȤСtab1  tab2 
Ȥϡ䤤碌ĤΥơ֥礷ޤ

d1143 1
a1143 1
        UNION ALL
d1149 6
a1154 1
  ------------------------------------------------------------------------
d1156 2
a1157 1
                       PostgreSQLγĥˤĤƤμ
d1159 5
a1163 2
5.1) ʬǽ񤤤桼ؿ psql Ǽ¹ԤȥפƤ
ΤϤʤǤ
d1165 2
a1166 2
Ͽȹͤޤޤǽˡ桼ؿñȤΥƥ
ץˤƻƤߤƲ
d1168 2
a1169 2
5.2) PostgreSQL Ѥ˽񤤤äŨʿؿ󶡤ƥץ
˹׸ΤǤ
d1171 3
a1173 3
ιԤʤäĥpgsql-hackers ᡼󥰡ꥹȤäƤ
ơ椯椯Ϥĥ contrib/ ֥ǥ쥯ȥ뤳Ȥˤʤ
Ǥ礦
d1177 2
a1178 2
ŪˤϲǽǤˤϵˤ̯פޤΤǡԤΤޤǤ̤
ïäȤޤ
d1180 2
a1181 8
5.4) եѹޤƥѥ뤷ƤѲʤΤ
ʤǤ

Ĥ Makefile 󥯥롼ɡեФŬڤʰ¸طäƤ
ޤmake clean 򤷤Ƥ⤦ make ԤʤʤƤϤʤޤ󡣤
GCC 򤪻ȤǤ configure  --enable-depend ץȤäơ
ѥ˰¸طưŪĴ٤뤳ȤǤޤ
  ------------------------------------------------------------------------
d1183 5
d1191 1
a1191 1
  ǽ:   2001ǯ0705
d1214 1
@


1.3
log
@Update Japanese FAQ's.
@
text
@d1 1
a1 1
PostgreSQL(ݥȥ쥹塼)ˤĤƤ褯(FAQ)
d3 1
a3 1
ʸǽ: Mon Apr 9 15:27:47 EDT 2001
d9 2
a10 2
ץåȥۡͭμˤĤƤ:http://www.PostgreSQL.org/users-lounge/
docs/faq.html
d13 1
d15 1
a15 1
        (ʲԤˤ [  ] ȤǰϤǵޤ)
d17 3
a19 4
          http://www.PostgreSQL.org/ ˥ http://postgresql.nucba.ac.jp/
˥쥯Ȥ졢"Not Found" ˤʤäƤޤȤޤξϡ
                http://www.PostgreSQL.org/index.html
        ˥ƤߤƤ
d21 1
a21 34

  ܸǤˤĤƤϰʲ̤Ǥ

  ǽ:   2001ǯ0415
  :       ¼  (Jun Kuwamura <juk@@jp.postgresql.org>)

  FAQκˤ궨Ϥ򤷤Ƥä(ɾΤάƤޤ):

                 ̭(Minoru Tanaka <Tanaka.Minoru@@keiken.co.jp>)
                а ã(Tatsuo Ishii <t-ishii@@sra.co.jp>)
                ƣ ο(Tomohito Saitoh <tomos@@elelab.nsc.co.jp>)
                Ͼ  ȥ(Hajime Baba <baba@@kusastro.kyoto-u.ac.jp>)
                 칬(Kazuyuki Okamoto <kokamoto@@itg.hitachi.co.jp>)
                 (Shoichi Kosuge <s-kosuge@@str.hitachi.co.jp>)
                 Ƿ(Yoshiyuki Yamashita <dica@@eurus.dti.ne.jp>)
                 Ϻ(Sintaro Sakai <s_sakai@@mxn.mesh.ne.jp>)
                 (Masami Ogoshi <ogochan@@zetabits.com>)
                 ӹ(Toshiyuki Ishikawa <tosiyuki@@gol.com>)
                 й(Shigehiro Honda <fwif0083@@mb.infoweb.ne.jp>)
                 (Jun Sese <sesejun@@linet.gr.jp>)

  Ϥᡢݥȥ쥹˴ؤ˭٤ܸݥȥ쥹᡼󥰥ꥹȡ
  ΤääƤ줿 JF(Linux Japanese FAQ Mailing List)ץȡ¾
  ľܤ뤤ϴŪˤäƤ뤹٤ƤΥץ󥽡ߥ˥ƥ
  ˴դޤ

  ܸǤΤʸhttp://www.PostgreSQL.org/users-lounge/docs/faq-japanese.htmlˤۤ,
  ʲΥȤ⤿ɤޤ
        http://www.jp.postgresql.org/
        http://www.rccm.co.jp/~juk/pgsql/
        http://www.sra.co.jp/people/t-ishii/PostgreSQL/doc-jp/
        http://www.linux.or.jp/JF/

  ʤ˴ؤ뤴ո(juk@@jp.postgresql.org)ޤǤ󤻲
d24 1
d26 1
a26 2

                                 Ūʼ                                  
d32 1
a32 1
1.5) PostgreSQLϤɤޤ
d34 1
a34 1
1.7) ǿǤϲǤ
d36 1
a36 1
1.9) ΤΥХ̵ǽϤɤäƸĤޤ
d43 1
a43 1
                         桼饤Ȥμ                          
d47 2
a48 2
2.3) PostgreSQL ϥե롦桼󥿡եޤݡȥ
ͥ졼ϡ䤤碌쥤󥿡եϡ
d51 1
a51 1
                                 μ                                  
d54 8
a61 8
3.2) postmaster 餻ȡ Bad System Call ȤפȤΥå
ФޤʤǤ
3.3) postmaster 餻褦Ȥȡ IpcMemoryCreate 顼ФޤʤǤ

3.4) postmaster餻褦Ȥȡ IpcSemaphoreCreate 顼Фޤʤ

3.5) ¾ΥۥȤ鼫ʬPostgreSQLǡ١ؤΥɤˤϤɤޤ

d63 2
a64 2
3.7) ɤǽ뤿ˤϡǡ١󥸥ɤΤ褦Ĵ
Ǥ
d67 2
a68 2
3.10) ʬΥǡ١ǥ쥯ȥˤ pg_sorttemp.XXX եϲǤ

d70 1
a70 1
                                 μ                                  
d73 1
a73 1
4.2) Хʥꡦ̾ΥȤθ̩ʰ㤤ϲǤ
d76 1
a76 1
4.5) ơ֥뤫κϤɤΤ褦ˤޤ
d78 8
a85 8
4.7) Ūʥƥȥե뤫ǡ¸ˤϡǡ١Υǥ
̤ϤɤΤ餤ɬפǤ
4.8) ǡ١줿ơ֥䥤ǥåɤΤ褦˸ĤФޤ

4.9) 䤤碌٤ǥåȤäƤͻҤޤ󡣤ʤǤ

4.10) 䤤碌֥ƥޥɤΤ褦䤤碌ɾ뤫򸫤ˤϤɤ
ޤ
d88 5
a92 4
4.13) ɽǤθʸȾʸȤ̤ʤɽϤɤΤ褦˼
ޤ
4.14) 䤤碌ǡեɤ NULL Ǥ뤳Ȥ򸡽ФˤϤɤޤ

d95 3
a97 3
4.16.2) SERIAL󥵡ȤͤϤɤޤ
4.16.3) ¾Υ桼Ȥζ֤򤱤뤿ˤϡcurrval()  nextval() ϻȤ
ۤ褤ΤǤ礦
d100 6
a105 5
4.19) 顼å "ERROR: Memory exhausted in AllocSetAlloc()"ФΤϤ
Ǥ
4.20) ɤΥС PostgreSQL 餻ƤΤĴ٤ˤϤɤޤ
4.21) 顼֥Ȥǡinvalid large obj descriptorȽФޤʤ

d110 1
a110 1
                        PostgreSQLγĥˤĤƤμ                         
d112 4
a115 3
5.1) ʬǽ񤤤桼ؿ psql Ǽ¹ԤȥפƤޤ
ϤʤǤ
5.2) PostgreSQL Ѥ˽񤤤ʿؿϡɤд£Ǥޤ
d117 4
a120 2
5.4) եѹޤƥѥ뤷ƤѲʤΤϤʤ
Ǥ
d122 1
a122 2

                                 Ūʼ                                  
d126 21
a146 21
PostgreSQL  POSTGRES ǡ١ƥβǤǡ DBMS Ѥ
ץȥפǤPostgreSQL  POSTGRES ζϤʥǡǥ˭٤ʥǡ
()񤷤ĤġPOSTGRES ǻȤ줿 PostQuel 䤤碌򡢳ĥ
SQL Υ֥åȤ֤ƤޤPostgreSQL ̵ǴʥѤǤ


PostgreSQL Τ٤ƤγȯϡPostgreSQL ȯ᡼󥰥ꥹȤ˻äƤ륤
ͥåȾγȯԥǹԤʤäƤޤߤκĹ Marc G. Fournier ( 
scrappy@@PostgreSQL.org )Ǥ(ʲ˻äλޤ)ߡΥब
PostgreSQLȯΤ٤Ƥݤ򸫤ޤ

PostgreSQL 1.01 Ԥ Andrew Yu  Jolly Chen Ǥ¾ο͡
ɤΰܿƥȡǥХӡɤ˹׸ޤPostgreSQL 
ɤǤ POSTGRES ϥե˥إС쥤ˤơ Michael
Stonebraker λشΤȡ¿γ´ȥץޤϤˤ
ޤ

С쥤ˤ뤳ΥեȥΤȤ̾ Postgres ǤSQL εǽ
ɲä줿 1995 ǯˤ̾ Postgres95 ѹޤ1996 ǯνˤ
̾ PostgreSQL ѹޤ Post-Gres-Q-L.(ݥ - 쥹 - 塼 -
) ȯޤ
d151 1
a155 1

d158 2
a159 2
Portions copyright (c) 1996-2000, PostgreSQL Global Development Group Portions
Copyright (c) 1994-6 Regents of the University of California
d162 3
a164 3
documentation for any purpose, without fee, and without a written agreement is
hereby granted, provided that the above copyright notice and this paragraph and
the following two paragraphs appear in all copies.
d167 10
a176 10
DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST
PROFITS, ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF
THE UNIVERSITY OF CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
DAMAGE.

THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND
THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATIONS TO PROVIDE MAINTENANCE,
SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
a182 1

d187 1
a187 1
        
d192 1
a192 1
        
a203 1

d206 2
a207 2
Ԥ PostgreSQL ΥѥȥƥȤ򼡤ΥץåȥۡǹԤʤޤ
(ΤΤĤϥѥ gcc ɬפǤ)
d209 3
a211 3
ŪˡǶUnixߴץåȥۡʤPostgreSQLϤ餻ϤǤ
꡼λǼºݤ˥ƥȤԤʤäȤ𤬤ʤ줿ץåȥۡˤ
Ƥϥ󥹥ȡ󤷤Ƥޤ
d217 4
a220 4
MS Windows ץåȥۡǡlibpq C 饤֥ꡢpsqlȤ¾Υ󥿡
եϥѥǽǡХʥ꡼ޤξ硢饤Ȥ MS
Windows 餻ơTCP/IP ͳǥݡȤƤ Unix ץåȥۡ
륵Ф̿ޤ
d227 4
a230 4
ߡCygnus Unix/NT ܿ饤֥ Cygwin ȤäơPostgreSQL ǡ١
Ф Windows NT  Win2k ǲƯƤޤۤ˴ޤޤpgsql/doc/
FAQ_MSWIN뤤ϥ֥Ȥˤ MS Windows FAQ Microsoft 
Υץåȥۡ˰ܿײϤޤ
d232 1
a232 1
1.5) PostgreSQL Ϥɤޤ
d235 2
a236 3
   
   
  ftp://ftp.PostgreSQL.org/pub/
d239 1
d257 1
d259 3
a261 1
1.6) ݡȤϤɤǼޤ
a262 3
פʥ᡼󥰡ꥹȤ: pgsql-general@@PostgreSQL.orgǤPostgreSQL ˴ؤ
뤳ȤǤеǤޤΥꥹȤؤλäΤϡŻҥ᡼ʸ(Subject
ԤǤϤޤ)˼ΣԤ񤤤ơ
d268 3
a270 1
ǤΥ᡼󥰡ꥹȤ⤢ޤΥꥹȤؤλä "ʸ"ˡ
a272 2
Ƚ񤤤 pgsql-general-digest-request@@PostgreSQL.org Żҥ᡼äƲ

d274 5
a278 2
ǤϡᥤꥹȤå 30k ί˥
ǥꥹȤΥСդޤ
d280 2
a281 2
ХΥ᡼󥰥ꥹȤѤǤޤΥꥹȤؤλä "ʸ"Ȥäˡ
bugs-request@@PostgreSQL.org Żҥ᡼äƲ
d283 2
a284 2
ȯԤεΤΥ᡼󥰥ꥹȤѤǤޤΥꥹȤؤλäŻҥ
ʸˡ
d291 4
a294 4
PostgreSQL ˤĤƤäȾܤΤꤿС postgreSQL WWWۡڡ
餿ɤޤ
   
    http://www.PostgreSQL.org
d296 2
a297 2
IRC ͥ EFNet ˤޤΥͥ #PostgreSQL Ǥ unix 
ޥɤirc -c '#PostgreSQL' "$USER" irc.phoenix.net Ȥޤ
d312 2
a314 2
ѥݡȲҤΥꥹȤhttp://www.postgresql.org/users-lounge/
commercial-support.htmlˤޤ
d321 1
d323 1
a323 3
1.7) ǿǤϲǤ

PostgreSQL κǿǤϥС 7.0.3 Ǥ
d329 4
a332 4
դˡĤΥޥ˥奢ȥ饤󡦥ޥ˥奢(ޥ˥奢롦ڡ)
ӤĤξʥƥ꤬ޤޤޤ/doc ǥ쥯ȥޤ
饤ǤΥޥ˥奢 http://www.PostgreSQL.org/users-lounge/docs/ 
Ǥޤ
d341 2
a342 3

psql ⡢黻ҡؿ󡢤¾ξ򤪸롢Ĥ餷
\d ޥɤޤ
d346 1
a346 1
1.9) ΤΥХ̵ǽϤɤäƸĤޤ
d348 2
a349 2
PostgreSQLϳĥ줿SQL-92Υ֥åȤ򥵥ݡȤޤ桹Υڡ TODO
ꥹȤˡΤΥХǽ侭ײˤĤƤεҤޤ
d351 1
a351 1
1.10) SQL ϤɤΤ褦˳ؤ٤ɤǤ
d353 2
a354 2
http://www.PostgreSQL.org/docs/awbook.html ˤPostgreSQLܤ SQL 򶵤Ƥ
ޤ
d356 2
a357 2
餷ؽˤϡ http://w3.one.net/~jhoffman/sqltut.htm  http://
ourworld.compuserve.com/homepages/graeme_birchall/HTM_COOK.HTM.
d359 2
a360 2
Ȥޤ¾ˡ "Teach Yourself SQL in 21 Days, Second Edition"  
http://members.tripod.com/er4ebus/sql/index.htm ˤޤ
d363 2
a364 2
Addison-Wesley ɾǤ¾ˡThe Complete Reference SQL, Groff et al.,
McGraw-Hill Τ褦ʤΤ⤢ޤ
d383 2
a384 2
бƤޤ2000ǯդ⡢2000ǯդ⡢ñ˰
ޤ
d388 8
a395 7
ޤǽ()ˡǿΥɤ桹 Web Ȥۤ˴ޤ
Ƥ PostgreSQL Developersʸɤߤޤܤˡpgsql-hackers 
pgsql-patches ᡼󥰡ꥹȤ(subscribe)ޤܤˡʼΥѥ
pgsql-patchesȯޤ褽ͤäȤοãPostgreSQL CVS
֤˥ߥåȤ븢¤äƤޤΤ줾οãιʼʥѥå
ȯΤǡߥߥåȤʤäƤãϤɤդΤѤǤ
桹餬ߥåȤѥåϹʼǤȳοƤޤ
d399 2
a400 2
"bug-template" եιܤơpgsql-bugs@@PostgreSQL.orgäƲ

d404 2
a405 2
Ʊ ftp  ftp://ftp.postgreSQL.org/pub/ǡäȿС
 PostgreSQL 뤤ϥѥå򤵤ƤߤƲ
d409 2
a410 2
եȥפˡˤϤĤޤǽǽȿȥݡȤȲ
Ǥ
d413 8
a420 9
    PostgreSQLϡȥ󥶥䤤碌ȥꥬӥ塼䳰
    Ȥ䡢ơ줿åʤɡ絬ϾDBMSĵǽۤȤ
    äƤޤPostgreSQLϡˡ桼Ѿޥ- С
    ƥ󥷥ʤɡDBMS碌ʤǽ򤤤Ĥ碌Ƥ
    ޤλ(foreign key referential integrity)å
    ƥ󥷥򸺤餹γ (outer concurrency control)ϻ
    碌ޤ
   
   
d422 25
a446 25
    PostgreSQLĤΥ⡼ɤޤ̤fsync⡼ɤϡOSå夷
    ꡢøŸꤷȤΤˡȥ󥶥󤬴λ
    ǥ˽񤭹ߡ٤ƤΥǡǥ¸ޤΥ⡼ɤǤϡ
    ۤȤɤξѥǡ١٤ʤޤʬŪͳȤơ
    ѤΥǡ١ˤϤΤ褦ݼŪʥǥ񤭹ߤǥեȤȤ
    ƤΤʤȤȤ⤢ޤ no-fsync⡼ɤǡ̡PostgreSQL
    Ͼѥǡ١®ʤޤʤ顢OSΥåǥǡ
    ˲뤫⤷ޤ󡣲桹ϡ֥⡼ɤȯǡ줬
    椯ȡfsync ⡼ɤۤǽˤ뤳ȤʤOSå夹
    30ޤǤΥǡݤƤ褦ˤʤޤ
   
    MySQLʤɤòǡ١ƥˤ٤ơPostgreSQL
    ٤Τϡȥ󥶥ˤ륪Сإåɤ뤫Ǥ
    MySQLˤϾ嵭Features˼褦ʵǽϤޤäޤ󡣲桹ϡ
    PostgreSQL˽ȵǽȤ߹ߤʤ⡢䤨ץե顼˳ݤ
    ꥽ɤϤꤷơǽβ³ƤޤPostgreSQL 
    MySQL ȤӤƤ Web ڡ http://openacs.org/
    why-not-mysql.html ˤޤ
   
    PostgreSQLϡUnixץư뤳Ȥˤ桼³ޤʣ
    ΥХåɡץåʤǡХåեͭ
    ޤޥCPUǤϡñʣΥХåɤ򤽤줾CPU餻뤳
    Ǥޤ
   
   
d448 6
a453 6
    桹ϡDBMSο⤯ʤƤϤβ̵ͤȤ򤷤Ƥޤʬ
    ȤơꤷɤХǾˤƤ꡼褦˶ФƤޤ
    줾Υ꡼ϾʤȤ1ʾΥ١ƥȤԤʤޤ
    Υ꡼򤬡ǤȤưꤷǤʥ꡼Ǥ뤳Ȥʪä
    ޤʬǤϡ¾Υǡ١٤Ƥ½ʤȤ˼
    Ƥޤ
d455 8
a462 7
    桹Υ᡼󥰥ꥹȤϡɤˤĤƤƤ롢
    ȯԤ桼ʥ롼פʤƤޤ桹βݾڤ뤳
    ȤϤǤޤ󤬡ѥǡ١ǤäƤ˲褵櫓ǤϤޤ
    󡣳ȯã桼ߥ˥ƥޥ˥奢ࡢˡɤʤ
    ľܥǤ뤳ȤäơPostgreSQLΥݡȤϡ¾DBMSݡȤ
    ͥ줿ΤȤʤäƤޤ˾ơξѥݡȤ⤢
    ʥݡFAQܤˡ
d464 7
a470 7
    PostgreSQLλѤϡѤǤѤǤ⡢٤̵Ǥ嵭˼ƤBSD
    λѵ˳ʤ¤ꡢPostgreSQLΥɤ̵ǾʤȤ
    ळȤǤޤ
   
   

                         桼饤Ȥμ                          
d476 2
a477 2
PsqlODBC  PostgreSQL ۤ˴ޤޤƤޤˤĤƤΤ˾ܺ٤ʾ
ftp://ftp.PostgreSQL.org/pub/odbc/ Ǥޤ
d484 7
a490 8

OpenLink ODBC  http://www.openlinksw.com/ǤޤɸŪ ODBC 
ȡեȥǻȤޤΤǡٱ礷Ƥ뤹٤ƤΥץåȥۡ(Win,
Mac, Unix, VMS) PostgreSQL  ODBC ѤǤޤ

֤ϡʼΥݡȤɬפʿ͡äƤȻפޤե꡼
ǤϤĤǤǽΤ褦Ǥϡpostgres95@@openlink.co.ukˤꤤ
ޤ Programmer's Guide  ODBC ξϤ⤴
d499 3
a501 2
Web ؤγĥΤˤϡPHP ۤ󥿡եȤʤäƤޤhttp://
www.php.net/ˤޤ
d518 1
a519 4
ʣʾ硢¿οͤ Perl 󥿡ե CGI.pm Ȥޤ

Perl Ȥä WDB ˤ WWW ȥhttp://www.eol.ists.ca/~dunlop/
wdb-p95ɤǤޤ
d530 2
d533 3
a535 2
2.3) PostgreSQL ϥե롦桼󥿡եäƤޤ
ȡͥ졼ϡ䤤碌ؤΥ󥿡եϡ
d537 2
a538 6
pgaccess ȸƤФ餷ե롦桼󥿡եꡢ
ۤȶ˽в٤ޤPgaccess ˤϥݡȡͥ졼⤢ޤWeb ڡ
http://www.flex.ro/pgaccessǤ

ecpg Ȥ C Τ SQL 䤤碌쥤󥿡ե⤢ޤ

d543 11
a553 12
   
   
  C (libpq)
  C++ (libpq++)
  C (ecpg)
  Java (jdbc)
  Perl (perl5)
  ODBC (odbc)
  Python (PyGreSQL)
  TCL (libpgtcl)
  C Easy API (libpgeasy)
  HTML (PHP from http://www.php.net)
d562 2
d566 1
d568 1
a568 2

                                 μ                                  
d572 2
a573 2
ñˡϡ configure 餻Ȥ --prefix ץꤹ뤳ȤǤ

d575 2
a576 2
3.2) postmaster 餻ȡBad System Call ȤפȤΥå
ФޤʤǤ
d578 3
a580 3
ޤޤ꤬ͤޤޤǽˤʤΥͥ System V IPC γ
ĥ󥹥ȡ뤵Ƥ뤫ǧƸƤPostgreSQL ϥͥˤ
ͭ꡼ȥޥեΥݡȤɬפȤޤ
d582 2
a583 2
3.3) postmaster 餻褦ȤȡIpcMemoryCreate 顼ФޤʤǤ

d585 6
a590 6
ͥ뤬ͭ꡼ˤʤäƤʤäǤʤСͥ
ƻȤ붦ͭ꡼礭礭ꤹɬפޤŪ礭
ȤäƤ륢ƥpostmaster 餻ȤꤹХåեοȥ
åɥץ˰¸ޤۤȤɤΥƥǤϡͤΥХåե
ΤޤޤǡʤȤ1MBɬפǤ PostgreSQL Administrator's Gide ˶ͭ
꡼ȥޥեˤĤƤξξܺ٤ޤ
d592 2
a593 2
3.4) postmaster餻褦ȤȡIpcSemaphoreCreate 顼Фޤʤ

d597 8
a604 8
PostgresŪʥХåɥץ˰ĤΥޥեɬפȤޤȤꤢ
βpostmasterưȤˡХåɥץο꾯ʤ
¤򤹤뤳ȤǤͤ32꾮ʿΥѥ᡼-NǻȤޤ깱
ŪʲϡͥSEMMNS  SEMMNI ѥ᡼䤹ȤǤ

⤷顼åʤˤ¾ΤΤǤСͥιǤޤäޥ
ΥݡȤ򤷤Ƥʤ⤷ޤ PostgreSQL Administrator's Gide ˶ͭ
꡼ȥޥեˤĤƤξξܺ٤ޤ
d606 2
a607 2
3.5) ¾ΥۥȤ鼫ʬ PostgreSQL ǡ١ؤΥɤˤϤɤ

d609 4
a612 4
ͤǤϡPostgreSQL  unix ɥᥤ󥽥åȤȤޥ󤫤³
ޤpostmaster ư -i եåä$PGDATA/pg_hba.conf ե
ŬڤľơۥȼƳǧڤȤʤ¾Υޥ󤫤³Ǥ
Ǥ礦ˤTCP/IP³ǽˤʤޤ
d614 2
a615 2
ǽʥޥե٤Υǡ١˥åȤ
ޤ
d619 37
a655 4
Ǥϥޥ󤫤 unix ɥᥤΥå³ޤ
TCP/IP ³ǽˤˤ postmaster  -i ץǳϤƤơpgsql/
data/pg_hba.conf եŬڤʥۥȤεܤɲäƤ뤳ȤǧƤ

d657 1
a657 2
3.7) 褤ǽ뤿ˡɤΤ褦˥ǡ١󥸥ĴǤޤ

d659 2
a660 21
Τ˥ǥå䤤碌®٤ޤEXPLAINޥɤ PostgreSQL 
ɤΤ褦ˤʤ䤤碌Ƥ뤫򸫤뤳ȤǤơɤΥ
ǥåȤƤ뤫򸫤뤳ȤǤޤ

⤷ INSERT ¿ѤƤϡCOPY ޥɤȤä礭ʥХåǤ
ԤʤȤƤƲϡINSERT ̡˹Ԥʤäȹ®Ǥ
ˡBEGIN WORK/COMMIT Υȥ󥶥󡦥֥å̵ʸϡ鼫Ȥ
줾Υȥ󥶥äƤȸʤޤĤʸĤΥȥ
󥶥󡦥֥åǹԤʤȤͤƲˤȥ󥶥
ΥСإåɤޤޤ礭ʥǡѹԤʤݤϥǥå
ٳơľȤͤƤߤƲ

塼˥󥰤Υץ󤬤Ĥޤpostmaster  -o -F ץǵ
ư뤳Ȥˤäơfsync() ̵ˤ뤳ȤǤޤˤäơƥȥ
 fsync() ǥǥ򹹿Τߤᤵޤ

postmaster -B ץȤäƥХåɡץˤȤ붦ͭ
Хåե礭뤳ȤǤޤ⤷Υѥ᡼⤯ȡ
ͥζͭ꡼֤ͤۤƤޤä postmaster ʤ
ʤǤ礦ͤǤϡ줾ΥХåե礭 8K ǡХåե 64
Ǥ
d662 7
a668 3
Хåɤ -S ץȤäơ줾ΥХåɡץŪ
¤ؤˤäƻȤ꡼κ祵䤹ȤǤޤ -S 
ϥХñ̤ǡͤ 512 (ʤ512K)Ǥ
d670 2
a671 3
ޤCLUSTER ޥɤȤäơơ֥Υǡ򥤥ǥå˹碌뤿
롼ײ뤳ȤǤޤܤϡ饤ޥ˥奢 CLUSTER 򸫤Ʋ

d673 20
a692 3
3.8) ɤΤ褦ʥǥХǽȤޤ

PostgreSQL ϡǥХΤ˰̣Τ롢־𤹤뤤Ĥεǽ
d695 2
a696 9
ޤ--enable-cassert ץ configure 餻ޤƥѥ
뤳Ȥˤꡢ assert() ХåɤοĽƻ뤷ͽ
̤Ȥȥץߤ褦ˤʤޤ

postmaster  postgres ξǤĤΥǥХץѤǤޤ
Τ褦 postmaster ưȤϤĤǤ⡢ɸϤȥ顼Ϥ
ե褦ˤƤ뤳ȤΤƲ
        cd /usr/local/pgsql
        ./bin/postmaster >server.log 2>&1 &
d698 5
a702 28
ˤ PostgreSQL κǾΥǥ쥯ȥ server.log ե뤬֤ޤ
ΥեϥС䥨顼ˤĤͭѤʾޤߤޤ
Postmaster Ϲ˾ܺ٤ʾ𤹤뤿 -d ץޤ -d 
ץϡǥХ٥ꤷޤ⤤ǥХ٥Ǥϡ礭ʥե
뤳ȤդʤƤϤʤޤ

⤷postmasteräƤʤСpostgresХåɤ򥳥ޥɹԤ餻
뤳ȤǤľSQLʸ򥿥פ뤳ȤǤޤΤ꤫ϡǥХŪ
ȤᤷޤߥǤϤʤԤ䤤碌νˤʤ뤳Ȥ
դƤ⤷ǥХܥƥѥ뤷ƤСǥХå
äƲƤ뤫򸫤뤳ȤǤޤpostmaster Хåɤ򳫻Ϥ
櫓ǤϤʤΤǡΩʴĶäƤΤǤϤʤåХåɤȤ
꤬ʣ뤳ȤϤޤ

⤷postmasteräƤС륦ɥpsql򳫻Ϥȡpsql ǻȤ
 postgresץPIDĤޤǥХåȤäpostgresPID˥å
(attach)ޤǥХå椫֥졼ݥȤ򥻥åȤpsql䤤
ȯԤޤǥХΤpostgresưϡPGOPTIONS="-W n" 
Ǥ줫顢psql 򳫻Ϥޤˤꡢn óϤ٤餻ϤʤΤǡ
ХåǥåƻưɤäƸ뤳ȤǤޤ

postgreSQL ץˤϡǥХǽ¬ˤȤƤΩ -s -A -t Υ
ץ󤬤ޤ

ȤؿɤΤ餤¹Ի֤򿩤äƤ뤫򸫤뤿ˡץե󥰡
ץեդˤǥѥ뤹뤳ȤǽǤΥХåɤΥץե
롦ե pgsql/data/base/dbname ǥ쥯ȥ˳ǼǤ礦饤
ȤΥץեϥ饤Ȥθԥǥ쥯ȥ֤Ǥ礦
d706 2
a707 2
postmasterƱưǤХåɥץФ¿䤹ɬפ
ޤ
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postmasterƵư뤳Ȥˤä뤳ȤǤޤιǤ-NϺ
1024ޤǤޤ⤷äɬפǤinclude/config.h
d715 13
a727 13
⤷-N  32礭ΤǤС-B64礭ͤä
ƤϤʤʤ-B ϾʤȤ -N 2ܤϤʤƤϤʤ餺餯ǹǽ
˾ʤФ礭ͤɬפʤϤǤХåɥץ򤿤ˤ
ȡUnixͥ빽ѥ᡼䤹Ȥɬפˤʤ뤫⤷ޤ
󡣶ͭ꡼֥åκ(SHMMAX)ޥեκ(SEMMNSSEMMNI)
ץκ(NPROC)桼κץ(MAXUPRC)եκ
(NFILENINODE ǧ˴ޤޤޤ PostgreSQL˵ХåɤΥ
¤ƤΤϡƥΥ꥽Ȥ̤ƤޤȤ򤱤
Ǥ

6.5ΥСPostgreSQLǤϥХåɤκ64Ǥѹ
ˤϡinclude/storage/sinvaladt.hMaxBackendId˺ƹۤɬ
פǤ
d729 2
a730 2
3.10) ʬΥǡ١ǥ쥯ȥˤ pg_sorttemp.XXXեϲǤ

d733 8
a740 7
ORDER BY ˥Хåɤ -S ѥ᡼ǵĤͤ礭ʥ
ڡȤκݤɬפȤȡ줿ǡݻ뤿˰Ūʥե
뤬Ĥޤ

ŪʥեϼưŪ˾äϤǤ⤷ȤǥХå
ɤ٤ƤޤȤʤޤ󡣤⤷ΤȤХåɤҤȤĤä
ʤСpg_tempNNN.NNեäƤǤ
d742 1
a742 1
         SYSLOGD ͳǥϤˤϡޤconfigure  --enable-syslog 
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        $PGDATA/pg_options  syslog=2 äơ postmaster  -S 
        ץդˤƥХ⡼ɤǵưޤ(С 7.1  
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                                 μ                                  
d757 4
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ΤƲPostgreSQL  postmaster ץ餻桼
ΥȤޤpostgres psql ˤ SET ޥɤꡢǡ
񼰤Ǥޤ򤢤ʤĶ˹碌ꤷƲ
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a762 1
4.2) Хʥꡦ̾ΥȤθ̩ʰ㤤ϲǤ
d766 1
a766 1
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d768 2
a769 2
饤ޥ˥奢FETCH򸫤Ƥ뤤ϡSELECT ... LIMIT....Ȥ
ƤߤƲ
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a775 5
ȤߤΤϺǽοԤǤ⡢٤Ƥ䤤碌ɾʤƤϤʤ
⤷ޤORDER BY ä䤤碌ͤƤߤƲ⤷ORDER BY
˹äǥåȤ PostgreSQL׵ᤵ줿ǽοԤɾ
뤫⤷ޤ󤬡ǤʤСPostgreSQL ϰտޤԤޤǤ٤Ƥ
ԤɾʤФʤʤ⤷ޤ
d779 4
a782 4
psqlΥɤ񤫤줿 pgsql/src/bin/psql/describe.c եɤळȤ
ǤޤˤϡpsqlΥХåå女ޥɤˤϤΤSQLޥ
ޤޤƤޤ psql  -E ץĤƵưСͿޥɤ
Ԥ뤿䤤碌Ϥޤ
d784 1
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4.5) ơ֥뤫κϤɤΤ褦ˤޤ
d787 1
d793 1
d799 1
d808 20
a827 6
󡢤ϼºݤ̵¤ǤϤʤǥ̤ȥ꡼䥹åץڡ
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ޤ

ơ֥륵16TBϥڥ졼ƥ󥰥ƥΥ顼ե륵ݡȤ
ɬפȤޤ󡣥顼ơ֥ʣ1GBΥեΤ褦¸ޤ
a828 12
ǥեȤΥ֥å32kˤȺơ֥륵Ⱥ祫Ȥ
ޤ

4.7) Ūʥƥȥե뤫ǡ¸ˤϡǡ١Υǥ
̤ϤɤΤ餤ɬפǤ

PostgreSQL Υǡ١¸ˤϡ̤Υե6.5ܤΥǥ
ɬפȤޤ

ƹԤĤ 300,000ԤΥեͤƤߤޤ礦Υե
Ǥ 2.4MB ǤΥǡޤ PostgreSQL ǡ١ե礭ϼ
褦14MBȸѤ뤳ȤǤޤ
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d847 2
a848 2
ǥåϡۤɤΥХإåɤ׵ᤷޤ󤬡ǥåդ
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4.8) ǡ١줿ơ֥䥤ǥåɤΤ褦˸ĤФޤ

d853 2
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psql ˤϤʥХåå塦ޥɤꡢɽޤ
Хåå塦ޥɤμ򸫤ˤ \? ȤäƲ
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ޤpgsql/src/tutorial/syscat.source ե餻ƤߤƲϡ
 SELECT ʸˤɬפʾǡ١Υƥࡦơ֥뤫Ф
㼨Ƥޤ
d860 2
a861 2
4.9) 䤤碌٤ǥåȤäƤͻҤޤ󡣤ʤǤ

d864 20
a883 20
VACUUM 餻ʤƤϤʤޤ׾󤬹줿ϡ֥ƥޥ
֥˲Ԥ뤫ΤäơǥåȤ٤ηɤޤ
֥ƥޥϥơ֥뤬Ϣ³®Ǥϥǥ
ȤʤȤˤղ

κŬפΤVACUUM ANALYZEȤޤVACUUM ANALYZEʣʣ
(multi-join)䤤碌ΤڤǤΤǡ֥ƥޥϤ줾Υơ
֥뤫֤ԤοѤ뤳ȤǤηӤޤХå
ɤϤ켫ȤǤפݻʤΤǡŪˤ򽸤뤿ˤ VACUUM
ANALYZE 餻ʤƤϤʤޤ

ǥå ORDER BY Τˤ̤ϻȤޤ󡣤ʤ缡
³ŪȤϡǥ꾯ʤƺѤΤǡʥơ֥
򥤥ǥå󤹤®Ǥ

LIKE 뤤 ~ Τ褦ʥ磻ɥɱ黻(wild-card operators)ȤȤ
γϤʸλϤʬ˸ꤵƤȤˤΤߡǥåȤ
櫓ǡǥåȤˤϡLIKE Ǥ%ǻϤʤ褦
ơޤ~(ɽ)^ ǻϤ褦ˤ٤Ǥ [Ū˥
ǥåȤˤ SET enable_seqscan = off ¹Ԥޤ]
d885 2
a886 2
4.10) 䤤碌֥ƥޥɤΤ褦䤤碌ɾΤ򸫤ˤϤ
ޤ
d892 6
a897 6
R-tree ǥå϶Ūʥǡ˥ǥåդ뤿˻Ȥޤϥ
奤ǥåǤϰϤθǤޤ󡣤ޤB-tree ǥåǤϡ
ǤϰϤθǤޤR-tree ǥåǤ¿Υǡ򰷤
ޤȤС⤷ R-tree ǥå point °դ뤳ȤǤ
ȥƥϡĹ˰Ϥޤ줿򤹤٤򤹤פȤ褦䤤碌
ˡΨɤޤ
d901 2
a902 2
Guttman, A. "R-Trees: A Dynamic Index Structure for Spatial Searching." Proc of
the 1984 ACM SIGMOD Int'l Conf on Mgmt of Data, 45-57.
d904 2
a905 2
ʸϡStonebraker  "Readings in Database Systems" Ǥ夲
Ƥޤ
d909 1
a909 1
        ܸ Postgres ML Υ֤ "Subject: [postgres95 801] spatial data structures" 
d914 4
a917 5

ȹߤ R-Tree ǥݥꥴܥåǤޤŪˤR-Tree Ϥäȹ
褦ˤĥǤޤ¼ŪˤϡR-Tree γĥˤϤäȤ
ȤɬפǤơߡ桹ϤɤΤ褦ˤ뤫ˤĤƤʸäƤ

d925 19
a944 1
4.12) Ū䤤碌ŬȤϲǤ
d946 4
a949 3
GEQO ⥸塼ϡΥơ֥礹ȤˡŪ르ꥺ(GA)
碌®ޤˤꡢߤĤ֤õԤʤʤƤ⡢礭ʷ
(join queries)򰷤ȤǤ褦ˤʤޤ
a950 2
4.13) ɽǤθʸȾʸȤ̤ʤɽϤɤΤ褦˼
ޤ
a951 3
~黻ҤɽȹԤʤ~* ʸȾʸ̤ʤ
(case-insensitive)ɽȹԤޤ PostgreSQL 7.1 ʹߤǤϡʸȾ
ʸ̤ʤ LIKE 黻Ҥ ILIKE Ȥޤ
d954 2
a955 2
4.14) 䤤碌ǡեɤ NULL Ǥ뤳Ȥ򸡽ФˤϤɤޤ

d969 2
a970 2
̾ˤܤˤΤϡƥࡦĴ٤Ȥ䡢顼å
ȤǤ
d972 5
a976 5
嵭ηΤΣĤη "varlena" Ǥ(ʤǥκǽΣХ
ȤǡĹǡθ˼ºݤΥǡ³ޤ)Τ褦˼ºݤζ֤
줿礭⾯礭ʤޤΥǡTOASTˤ갵̤
줿ʣԤϤä¸줿ꤷơǥζ֤ϻפä꾮ʤ

d980 6
a985 5
PostgreSQL  SERIAL ǡ򥵥ݡȤޤ֤ȥǥåư
ޤȤС
        CREATE TABLE person ( 
                id   SERIAL, 
                name TEXT 
d987 1
d989 1
d991 1
a991 1
        CREATE TABLE person ( 
d993 1
a993 1
                name TEXT 
a995 2
֤ˤĤƤΤäȾܤϡ饤ޥ˥奢 create_sequence 

d997 16
a1012 11
ޤƹԤOIDեɤͤȤƻȤȤǤޤʤ顢⤷
ǡ١פƤɤɬפϡOID¸뤿
pg_dump  -oץȤޤϡCOPY WITH OIDSץȤɬפ
ޤ Bruce Momjian (http://www.PostgreSQL.org/docs/aw_pgsql_book)
Numbering RowsξϤˤꤢޤ

4.16.2) SERIAL󥵡ȤͤϤɤޤ

ҤȤĤˡϡnextval() ؿ(before) SEQUENCE֥Ȥ鼡
SERIALͤФ줫ºݤ򤹤뤳ȤǤ礦 4.16.1ǻȤä
ơ֥ȤȤȡΤ褦ˤʤǤ礦
d1015 6
a1020 4
ơ$newSerialID ¸ͤ¾䤤碌(ȤСperson 
֥Ф볰(foreign key)Τ褦)ȤȤ褤Ǥ礦ưŪ˺줿
SEQUENCE֥Ȥ̾ϡ<table>_<serialcolumn>_seq Τ褦ˤʤꡢΤ
table  serialcolumn Ϥ줾ơ֥̾SERIAL̾Ǥ
d1024 1
a1026 4
ǸˡINSERTʸ֤OIDȤäơͤߤĤ뤳ȤǤޤ
ϺǤܿ㤤Ǥ礦PerlDBI Edmund Mergl  DBD::Pg ⥸
塼ȤС$sth->execute() θ $sth->{pg_oid_status} ͳƤ OID
ͤȤ褦ˤ뤳ȤϤǤޤ
d1028 4
a1031 2
4.16.3) ¾Υ桼Ȥζ֤򤱤뤿ˤϡcurrval()  nextval() ϻȤ
ۤ褤ΤǤ礦
d1033 4
a1036 1
ޤ󡣥ХåɤǽƤޤ
d1040 16
a1055 15
OID Ȥϰդι ID Ф PostgreSQL ǤPostgreSQL ǤĤ
٤ƤιԤϰդ OID ޤinitdb (backend/access/transam.h )ȯ
 OID Ϥ٤ 16384꾮ͤǤinitdb Τ٤Ƥ OID (桼)
ʾͤˤʤޤǤϡ餹٤Ƥ OID ϥơ֥ǡ١
αޤ餺PostgreSQL ΤΥ󥹥ȥ졼ǰդǤޤ

PostgreSQL ϥơ֥֤ιԤӤĤ뤿ˡΥƥơ֥ OID 
Ȥޤ OID Υ桼ιԤ̤뤿ǻȤ뤳Ȥ
ޤOID ͤ¸뤿ˤ OID ˻ȤȤ򾩤ޤ®
뤿 OID եɤ˥ǥå뤳ȤǤޤ

OID ϡƤΥǡ١Ȥΰ褫顢ƤοԤ˳Ƥ
ޤOID ¾βѤ⤷ϸ OID ǥơ֥򥳥ԡΤ
顢ǤʤͳϤޤ
        CREATE TABLE new_table(old_oid oid, mycol int);
d1061 7
d1069 1
a1069 7
OID ϡ4ХȤȤ¸ƤΤǡ40ۤȰƤޤǤ
ï⤳줬𤷤ƤͤϤޤǤʤˤ¤
Ȥײ褷Ƥޤ

TID ʪԤ򤽤Υ֥åȥեåͤǼ̤뤿˻ȤޤTID
ϹԤ줿ƥɤѤޤ TID ϡʪԤؤ
˥ǥåܤǻȤޤ
d1071 13
a1083 1
4.18) PostgreSQL ǻȤ뤤ĤѸΰ̣ϲǤ
d1085 2
a1086 13
ĤΥɤŤʸˤϡ줾ʬǤäȰŪ
ȤѸ줬ȤƤޤ
   
   
  ơ֥(table)ط(relation)饹(class)
  (row)쥳(record)åץ(tuple)
  (column)ե(field)°(attribute)
  (retrieve)(select)
  ִ(replace)(update)
  ɲ(append)(insert)
  OID, Ϣ(serial value)
  ݡ(portal), (cursor)
  ΰѿ(range variable)ơ֥̾(table name)ơ֥̾(table alias)
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a1089 2
Ūʥǡ١ѸΥꥹȤϡ http://www.comptechnews.com/~reaster/
dbdesign.html ǸĤޤ
d1091 4
a1094 2
4.19) 顼å "ERROR: Memory exhausted in AllocSetAlloc()"ФΤϤ
Ǥ
a1095 3
ƥβۥ꡼ƻȤ̤ƤޤäƤǽ뤫뤤ϥ
ͥ뤬꥽ˤĤ㤤ͤäƤǽޤ postmaster
򳫻ϤˤƤߤƲ
d1099 6
a1104 6
ˤäơɤ餫ҤȤĤǤ礦ϥץΥǡ
¤⤯ꤷ֤䤤碌뤹褦ˤʤǤ礦
ޥɤϸԤΥץȡΥޥɤ餻˺ƤΥ֥ץ
ˤĤŬѤޤХåɤȤƤ¿Υǡ֤SQL 饤
Ȥ꤬³ƤΤǤС饤Ȥ򳫻ϤˤƤߤ

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a1111 2
4.21) 顼֥Ȥinvalid large obj descriptor ޤ
ʤǤ礦
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a1114 2
顼֥򤹤ȤϡBEGIN WORKCOMMITդɬפ
ޤʤlo_open ... lo_closeϤ߹ߤޤ
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a1121 6
ߤϡPostgreSQLΥȥ󥶥ΥߥåȻ˥顼֥ȡϥ
Ĥ뤳Ȥˤꡢlo_openޥɤλľ˶Ū˥롼¹Ԥޤ
Τᡢǽ˥ϥɥФƲ򤷤褦Ȥȡinvalid large obj
descriptor(顼֥ȤεһҤ)Ȥʤޤǡ⤷ȥ
ȤΤ˺ȡʾʤȤۤȤɤλ֡ƯƤɤ
åФΤǤ
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a1124 2
⤷ODBCΤ褦ʥ饤ȥ󥿡ե򤪻Ȥʤ顢auto-commit off
ꤹɬפ뤫⤷ޤ
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d1134 4
a1137 3
ߡ䤤碌γƹԤˤĤ䤤碌η̤֤˥󤹤뤳Ȥ
ꡢ䤤碌䤤碌˷礷Ƥޤ̤INEXISTS֤
뤳ȤǤ
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d1143 1
d1147 2
a1148 1
Ȥޤ¤ϾΥ꡼ľȻפäƤޤ
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a1154 2
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ޤˡ꤬2Ĥޤ
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d1159 1
d1162 9
a1170 7
ξħŪ䤤碌Ǥ t1.col  t2.col ȷ礷ơt1 η礵ʤ
(t2 Ȱפʤä)֤ƤޤRIGHT  t2 η礵ʤä
äǤ礦FULL ϡפԤ t1  t2 Ϸ礵ʤäԤ
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ꤵƤޤΥ꡼Ǥϳ(outer join)UNION  NOT IN
Ȥäƥߥ졼ȤǤޤȤСtab1  tab2 礹Ȥϡ䤤
碌ĤΥơ֥礷ޤ
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a1182 2

                        PostgreSQLγĥˤĤƤμ                         
d1184 2
a1185 2
5.1) ʬǽ񤤤桼ؿ psql Ǽ¹ԤȥפƤޤ
ϤʤǤ
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Ͽȹͤޤޤǽˡ桼ؿñȤΥƥȥץ
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5.2) PostgreSQL Ѥ˽񤤤ʿؿϡɤд£Ǥޤ
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ιԤʤäĥpgsql-hackers ᡼󥰡ꥹȤäƤ
ơ椯椯Ϥĥ contrib/ ֥ǥ쥯ȥ뤳ȤˤʤǤ
礦
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ŪˤϲǽǤˤϵˤ̯פޤΤǡԤΤޤǤ̤ï
äȤޤ
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a1209 2
5.4) եѹޤƥѥ뤷ƤѲʤΤϤʤ
Ǥ
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Ĥ Makefile 󥯥롼ɡեФŬڤʰ¸طäƤ
make clean 򤷤Ƥ⤦ make ԤʤʤƤϤʤޤ󡣤⤷GCC
򤪻ȤǤ configure  --enable-depend ץȤäơѥ
¸طưŪĴ٤뤳ȤǤޤ

d1212 32
@


1.2
log
@Update Japanese FAQ.
@
text
@d3 1
a3 1
ʸǽ: Tue Mar 13 09:41:02 EST 2001
d24 1
a24 1
  ǽ:   2001ǯ0320
d42 4
a45 4
Ϥᡢݥȥ쥹˴ؤ˭٤ܸݥȥ쥹᡼󥰥ꥹȡ
ΤääƤ줿 JF(Linux Japanese FAQ Mailing List)ץȡ
¾ľܤ뤤ϴŪˤäƤ뤹٤ƤΥץ󥽡
ߥ˥ƥγ˴դޤ
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        ʬ (c) 1996-2001, PostgreSQLݳȯ
        ʬ (c) 1994-6 ե˥ܹ
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        ΥեȥȤʸǡʤŪǤ⡢̵ǡѵ̵ˡ
        ѡʣ̡ơۤ뤳ȤؤεĤ򡢾嵭ɽ
        ӡ³Ĥ٤Ƥʣ̤źդ¤ˤơ
        ˤǧޤ

        Ȥե˥ؤʲΤ褦»βǽˤĤƸڤƤ
        ȤƤ⡥ΥեȥڤʸλѾ塤ľŪŪ̡
        ⤷ɬŪˡ줿פޤ»˱ơ
        ФƤ⥫ե˥ؤϰڤǤ餤ޤ

        ե˥ؤϡŪΤξڤŬΰۤݾڤ
        ࡤ˸ꤵ뤳ȤΤʤʤݾڤΤޤ
        ˤѰդ줿եȥϡ֤뤬ޤޡפȤȤȤ
        ե˥ؤϰݻɡѰդ̳餤
        
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ΤޤޤǡʤȤ1MBɬפǤ
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ΥݡȤ򤷤Ƥʤ⤷ޤ
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ꤵƤޤ +These identical queries join t1.col to t2.col, and also
return any unjoined +rows in t1 (those with no match in t2). A RIGHT join
+would add unjoined rows of t2. A FULL join would return +the matched rows plus
all unjoined rows from t1 and t2. The word OUTER +is optional and is assumed in
LEFT, RIGHT, +and FULL joins. Ordinary joins are called INNER +joins. Υ
꡼Ǥϳ(outer join)UNION  NOT IN Ȥäƥߥ졼ȤǤޤ
ȤСtab1  tab2 礹Ȥϡ䤤碌ĤΥơ֥
礷ޤ
@


1.1
log
@Add Japanese FAQ>
@
text
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<HTML>
<HEAD>
<TITLE>PostgreSQL FAQ in Japanese</TITLE>
</HEAD>
<BODY BGCOLOR="#FFFFFF" TEXT="#000000" LINK="#FF0000" VLINK="#A00000" ALINK="#0000FF">
<META HTTP-EQUIV="Content-Type" CONTENT="text/html; CHARSET=x-euc-jp">
<H1>
PostgreSQL(ݥȥ쥹塼)ˤĤƤ褯(FAQ)</H1>
<P>
ʸǽ:		Tue Oct 17 00:21:20 EDT 2000
			(եդ 03/02/2001)
<P>
ߤΰݻ:	Bruce Momjian (<A
HREF="mailto:pgman@@candle.pha.pa.us">pgman@@candle.pha.pa.us</A>)<BR><P>
<P>
ʸκǿǤ
<A HREF="http://www.PostgreSQL.org/">http://www.PostgreSQL.org/</A>
Ǹ뤳ȤǤޤ
<P>

ץåȥۡͭμˤĤƤ:<A
 HREF="http://www.PostgreSQL.org/docs/">http://www.PostgreSQL.org/users-lounge/docs/faq.html</A>
<BR>˲ޤ
<P>
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<P>
<small><PRE>
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	(ʲԤˤ [  ] ȤǰϤǵޤ)
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	  http://www.PostgreSQL.org/ ˥ http://postgresql.nucba.ac.jp/
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		<A HREF="http://www.PostgreSQL.org/index.html">http://www.PostgreSQL.org/index.html</A>
	˥ƤߤƤ
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ܸǤˤĤƤϰʲ̤Ǥ
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ǽ:	2001ǯ0303
:		¼  (<A HREF="mailto:juk@@jp.postgresql.org">Jun Kuwamura &lt;juk@@jp.postgresql.org&gt;</A>)
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 FAQκ˶Ϥ򤷤ƤäʲϤᡢ
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		 ̭(<A HREF="mailto:Tanaka.Minoru@@keiken.co.jp">Minoru Tanaka &lt;Tanaka.Minoru@@keiken.co.jp&gt;</A>)
		а ãפ(<A HREF="mailto:t-ishii@@sra.co.jp">Tatsuo Ishii &lt;t-ishii@@sra.co.jp&gt;</A>)
		ƣ οͤ(<A HREF="mailto:tomos@@elelab.nsc.co.jp">Tomohito Saitoh &lt;tomos@@elelab.nsc.co.jp&gt;</A>)
		Ͼ  ȥ(<A HREF="mailto:baba@@kusastro.kyoto-u.ac.jp">Hajime Baba &lt;baba@@kusastro.kyoto-u.ac.jp&gt;</A>)
		 칬(<A HREF="mailto:kokamoto@@itg.hitachi.co.jp">Kazuyuki Okamoto &lt;kokamoto@@itg.hitachi.co.jp&gt;</A>)
		 줵(<A HREF="mailto:s-kosuge@@str.hitachi.co.jp">Shoichi Kosuge &lt;s-kosuge@@str.hitachi.co.jp&gt;</A>)
		 Ƿ(<A HREF="mailto:dica@@eurus.dti.ne.jp">Yoshiyuki Yamashita &lt;dica@@eurus.dti.ne.jp&gt;</A>)
		 Ϻ(<A HREF="mailto:s_sakai@@mxn.mesh.ne.jp">Sintaro Sakai &lt;s_sakai@@mxn.mesh.ne.jp&gt;</A>)
		 ʤ(<A HREF="mailto:ogochan@@zetabits.com">Masami Ogoshi &lt;ogochan@@zetabits.com&gt;</A>)
		 ӹԤ(<A HREF="mailto:tosiyuki@@gol.com">Toshiyuki Ishikawa &lt;tosiyuki@@gol.com&gt;</A>)
		 й(<A HREF="mailto:fwif0083@@mb.infoweb.ne.jp">Shigehiro Honda &lt;fwif0083@@mb.infoweb.ne.jp&gt;</A>)


ݥȥ쥹˴ؤ˭٤<A HREF="http://www.sra.co.jp/people/t-ishii/PostgreSQL/ML/info.html">ܸݥȥ쥹᡼󥰥ꥹ</A>
ΤääƤ줿 <A HREF="http://jf.linux.or.jp/">JF</A>(Linux Japanese FAQ Mailing List)ץȡ
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  ܸǤΤʸ
	<A HREF="http://www.jp.postgresql.org/">http://www.jp.postgresql.org/</A>
	<A HREF="http://www.rccm.co.jp/~juk/pgsql/">http://www.rccm.co.jp/~juk/pgsql/</A>
	<A HREF="http://www.sra.co.jp/people/t-ishii/PostgreSQL/">http://www.sra.co.jp/people/t-ishii/PostgreSQL/</A>
	<A HREF="http://www.linux.or.jp/JF/">http://www.linux.or.jp/JF/</A>
⤿ɤޤ
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ʤ˴ؤ뤴ո(<A HREF="mailto:juk@@jp.postgresql.org">juk@@jp.postgresql.org</A>)ޤǤ󤻲
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</PRE></small>
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<P>
<HR>
<P>

<H2><CENTER> Ūʼ</CENTER></H2>

<A HREF="#1.1">1.1</A>)	PostgreSQLȤϲǤ<BR>
<A HREF="#1.2">1.2</A>)	PostgreSQLϤɤʤäƤޤ<BR>
<A HREF="#1.3">1.3</A>)	PostgreSQLưUnixץåȥۡϡ<BR>
<A HREF="#1.4">1.4</A>)	UnixʳΰܿǤǻȤΤϡ<BR>
<A HREF="#1.5">1.5</A>)	PostgreSQLϤɤޤ<BR>
<A HREF="#1.6">1.6</A>)	ݡȤϤɤǼޤ<BR>
<A HREF="#1.7">1.7</A>)	ǿǤϲǤ<BR>
<A HREF="#1.8">1.8</A>)	ɤΤ褦ʸ񤬤ޤ<BR>
<A HREF="#1.9">1.9</A>)	ΤΥХ̵ǽϤɤäƸĤޤ<BR>
<A HREF="#1.10">1.10</A>)	<font size=-1>SQL</font>Ϥɤгؤ٤ޤ<BR>
<A HREF="#1.11">1.11</A>)	PostgreSQL2000ǯ(Y2K)бƤޤ<BR>
<A HREF="#1.12">1.12</A>)	ȯˤϤɤΤ褦˻äޤ<BR>
<A HREF="#1.13">1.13</A>)	ХݡȤϤɤΤ褦ȯޤ<BR>
<A HREF="#1.14">1.14</A>)	¾<font size=-1>DBMS</font>Τ٤PostgreSQLϤɤʤΤǤ<BR>


<H2><CENTER>桼饤Ȥμ</CENTER></H2>

<A HREF="#2.1">2.1</A>)	PostgreSQL  <font size=-1>ODBC</font> ɥ饤СϤޤ<BR>
<A HREF="#2.2">2.2</A>)	PostgreSQL  Web ڡϢȤˤϤɤʥġ뤬ޤ<BR>
<A HREF="#2.3">2.3</A>)	PostgreSQL ϥե롦桼󥿡եޤ
ݡȥͥ졼ϡ 䤤碌쥤󥿡եϡ<BR>
<A HREF="#2.4">2.4</A>)	PostgreSQL ̿ˤϤɤʸ줬Ȥޤ<BR>


<H2><CENTER>μ</CENTER></H2>

<A HREF="#3.1">3.1</A>)	ɤΤ褦ˤ <I>/usr/local/pgsql</I> ʳξ˥󥹥ȡǤޤ<BR>
<A HREF="#3.2">3.2</A>)	postmaster 餻ȡ
<I>Bad System Call</I> ȤפȤΥåФޤʤǤ<BR>
<A HREF="#3.3">3.3</A>)	<I>postmaster</I> 餻褦Ȥȡ
<I>IpcMemoryCreate</I> 顼ФޤʤǤ<BR>
<A HREF="#3.4">3.4</A>)	<I>postmaster</I>餻褦Ȥȡ
<I>IpcSemaphoreCreate</I> 顼ФޤʤǤ<BR>
<A HREF="#3.5">3.5</A>)	¾ΥۥȤ鼫ʬPostgreSQLǡ١ؤΥɤˤϤɤޤ<BR>
<A HREF="#3.6">3.6</A>)	ʤ¾Υޥ󤫤鼫ʬΥǡ١³ǤʤΤǤ礦<BR>
<A HREF="#3.7">3.7</A>)	ɤǽ뤿ˤϡǡ١󥸥ɤΤ褦ĴɤǤ<BR>
<A HREF="#3.8">3.8</A>)	ɤΤ褦ʥǥХǽȤޤ<BR>
<A HREF="#3.9">3.9</A>)	³褦ȤȤ <I>'Sorry, too many clients'</I> ФޤʤǤ<BR>
<A HREF="#3.10">3.10</A>)	ʬΥǡ١ǥ쥯ȥˤ <I>pg_sorttemp.XXX</I> եϲǤ<BR>


<H2><CENTER>μ</CENTER></H2>

<A HREF="#4.1">4.1</A>)	ʤƥϥޤ侮եեޥåȤǺ𤹤ΤǤ<BR>
<A HREF="#4.2">4.2</A>)	Хʥꡦ̾ΥȤθ̩ʰ㤤ϲǤ<BR>
<A HREF="#4.3">4.3</A>)	ǽοԤΤߤ <font size=-1>select</font> ˤϤɤޤ<BR>
<A HREF="#4.4">4.4</A>)	ơ֥䤽¾ξΥꥹȤ <I>psql</I> ǸˤϤɤޤ<BR>
<A HREF="#4.5">4.5</A>)	ơ֥뤫κϤɤΤ褦ˤޤ<BR>
<A HREF="#4.6">4.6</A>)	ԡơ֥롢ǡ١κ祵ϡ<BR>
<A HREF="#4.7">4.7</A>)	Ūʥƥȥե뤫ǡ¸ˤϡ
ǡ١Υǥ̤ϤɤΤ餤ɬפǤ<BR>
<A HREF="#4.8">4.8</A>)	ǡ١줿ơ֥䥤ǥåɤΤ褦˸ĤФޤ<BR>
<A HREF="#4.9">4.9</A>)	䤤碌٤ǥåȤäƤͻҤޤ󡣤ʤǤ<BR>
<A HREF="#4.10">4.10</A>) 䤤碌֥ƥޥɤΤ褦䤤碌ɾ뤫򸫤ˤϤɤޤ<BR>
<A HREF="#4.11">4.11</A>) R-tree ǥåȤϲǤ<BR>
<A HREF="#4.12">4.12</A>) Ū䤤碌ŬȤϲǤ<BR>
<A HREF="#4.13">4.13</A>) ɽǤθʸȾʸȤ̤ʤɽϤɤΤ褦˼¸ޤ<BR>
<A HREF="#4.14">4.14</A>) 䤤碌ǡեɤ <font size=-1>NULL</font> Ǥ뤳Ȥ򸡽ФˤϤɤޤ<BR>
<A HREF="#4.15">4.15</A>) ʸΤ줾ΰ㤤ϲǤ<BR>
<A HREF="#4.16.1">4.16.1</A>) (serial)ưʬեɤϤɤΤ褦ˤĤޤ<BR>
<A HREF="#4.16.2">4.16.2</A>) <font size=-1>SERIAL</font>󥵡ȤͤϤɤޤ<BR>
<A HREF="#4.16.3">4.16.3</A>) ¾Υ桼Ȥζ֤򤱤뤿ˤϡ<I>currval()</I>  <I>nextval()</I> ϻȤʤۤ褤ΤǤ礦<BR>
<A HREF="#4.17">4.17</A>) <font size=-1>OID</font> ȤϲǤ <font size=-1>TID</font> ȤϲǤ<BR>
<A HREF="#4.18">4.18</A>) PostgreSQL ǻȤ뤤ĤѸΰ̣ϲǤ<BR>
<A HREF="#4.19">4.19</A>) 顼å <I>"ERROR: Memory exhausted in AllocSetAlloc()"</I>ФΤϤʤǤ<BR>
<A HREF="#4.20">4.20</A>) ɤΥС PostgreSQL 餻ƤΤĴ٤ˤϤɤޤ<BR>
<A HREF="#4.21">4.21</A>) 顼֥Ȥǡ<I>invalid large obj descriptor</I>ȽФޤʤǤ<BR>
<A HREF="#4.22">4.22</A>) ߤλ郎ǥեȤȤʤ褦ϤɤΤ褦ˤĤޤ<BR>
<A HREF="#4.23">4.23</A>) ʤ<font size=-1>IN</font>Ȥ䤤碌ȤƤ٤ΤǤ<BR>
<A HREF="#4.24">4.24</A>) <i></i>(<i>outer</i> join)ϤɤΤ褦˼¸ޤ?<BR>

<H2><CENTER>PostgreSQLγĥˤĤƤμ</CENTER></H2>

<A HREF="#5.1">5.1</A>)	ʬǽ񤤤桼ؿ psql Ǽ¹ԤȥפƤޤΤϤʤǤ<BR>
<A HREF="#5.2">5.2</A>)	PostgreSQL Ѥ˽񤤤ʿؿϡɤд£Ǥޤ<BR>
<A HREF="#5.3">5.3</A>)	ץ֤ CδؿϤɤΤ褦˽񤭤ޤ<BR>
<A HREF="#5.4">5.4</A>)	եѹޤƥѥ뤷ƤѲʤΤϤʤǤ<BR>
<P>
<HR>
<H2><CENTER>Ūʼ</CENTER></H2>
<P>

<H4><A NAME="1.1">1.1</A>)	PostgreSQL ȤϲǤ</H4>

<P>PostgreSQL  POSTGRES ǡ١ƥβǤǡ <font size=-1>DBMS</font> ѤΥץȥפǤPostgreSQL  POSTGRES ζϤʥǡǥ˭٤ʥǡ()񤷤ĤġPOSTGRES ǻȤ줿 PostQuel 䤤碌򡢳ĥ <font size=-1>SQL</font> Υ֥åȤ֤ƤޤPostgreSQL ̵ǴʥѤǤޤ

<P>PostgreSQL Τ٤ƤγȯϡPostgreSQL ȯ᡼󥰥ꥹȤ˻äƤ륤󥿡ͥåȾγȯԥǹԤʤäƤޤߤκĹ Marc G. Fournier ( <A HREF="mailto:scrappy@@PostgreSQL.org">scrappy@@PostgreSQL.org</A> )Ǥ(ʲ˻äλޤ)ߡΥब PostgreSQLȯΤ٤Ƥ ݤ򸫤ޤ

<P>PostgreSQL 1.01 Ԥ Andrew Yu  Jolly Chen Ǥ¾ο͡ΥɤΰܿƥȡǥХӡɤ˹׸ޤPostgreSQL ɤǤ POSTGRES ϥե˥إС쥤ˤơ Michael Stonebraker λشΤȡ¿γ´ȥץޤϤˤޤ

<P>С쥤ˤ뤳ΥեȥΤȤ̾ Postgres Ǥ<FONT SIZE=-1>SQL</FONT> εǽɲä줿 1995 ǯˤ̾ Postgres95 ѹޤ1996 ǯνˤ̾ PostgreSQL ѹޤ
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<I>Post-Gres-Q-L.</I>(ݥ - 쥹 - 塼 - ) ȯޤ
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<P>
<H4><A NAME="1.2">1.2</A>)	PostgreSQL ϤɤʤäƤޤ</H4>
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<P> PostgreSQL ϲ˽ޤ
<small><PRE>
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</PRE></small>
<P>
PostgreSQL Data Base Management System<P>
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Portions copyright (c) 1996-2000, PostgreSQL Global Development Group
Portions Copyright (c) 1994-6 Regents of the University of California<P>
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documentation for any purpose, without fee, and without a written
agreement is hereby granted, provided that the above copyright notice
and this paragraph and the following two paragraphs appear in all
copies.
<P>
IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY
FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES,
INCLUDING LOST PROFITS, ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS
DOCUMENTATION, EVEN IF THE UNIVERSITY OF CALIFORNIA HAS BEEN ADVISED OF
THE POSSIBILITY OF SUCH DAMAGE.
<P>
THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER
IS ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO
OBLIGATIONS TO PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR
MODIFICATIONS.
<P>
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<small><PRE>
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	POSTGRESQL ǡ١ƥ
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	ʬ (c) 1996-2001, PostgreSQLݳȯ
	ʬ (c) 1994-6 ե˥ܹ
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	ΥեȥȤʸǡʤŪǤ⡢̵ǡѵ̵ˡ
	ѡʣ̡ơۤ뤳ȤؤεĤ򡢾嵭ɽ
	ӡ³Ĥ٤Ƥʣ̤źդ¤ˤơ
	ˤǧޤ

	Ȥե˥ؤʲΤ褦»βǽˤĤƸڤƤ
	ȤƤ⡥ΥեȥڤʸλѾ塤ľŪŪ̡
	⤷ɬŪˡ줿פޤ»˱ơ
	ФƤ⥫ե˥ؤϰڤǤ餤ޤ

	ե˥ؤϡŪΤξڤŬΰۤݾڤ
	ࡤ˸ꤵ뤳ȤΤʤʤݾڤΤޤ
	ˤѰդ줿եȥϡ֤뤬ޤޡפȤȤȤ
	ե˥ؤϰݻɡѰդ̳餤
	
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</PRE></small>
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<P>
<H4><A NAME="1.3">1.3</A>)	PostgreSQL ưĶϡ</H4>
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<P>Ԥ PostgreSQL ΥѥȥƥȤ򼡤ΥץåȥۡǹԤʤޤ(ΤΤĤϥѥ gcc ɬפǤ)
<P>ŪˡǶUnixߴץåȥۡʤPostgreSQLϤ餻ϤǤ꡼λǼºݤ˥ƥȤԤʤäȤ𤬤ʤ줿ץåȥۡˤĤƤϥ󥹥ȡ󤷤Ƥޤ
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<P>
<H4><A NAME="1.4">1.4</A>)	UnixʳΰܿǤǻȤΤϡ</H4>
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<h6>
饤</h6>
<P> MS Windows ץåȥۡǡ<I>libpq</I> C 饤֥ꡢpsqlȤ¾Υ󥿡ե ѥǽǡХʥ꡼ޤξ硢饤Ȥ MS Windows 餻ơTCP/IP ͳǥݡȤƤ Unix ץåȥۡ륵Ф̿ޤ
<P> Win32 <I>libpq</I> 饤֥ psql 뤿ˡ<I>win31.mak</I> ۤ˴ޤޤƤޤPostgreSQL <font size=-1>ODBC</font> 饤ȤȤ̿Ǥޤ
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<h6>
</h6>
<P> ߡCygnus Unix/NT ܿ饤֥ Cygwin ȤäơPostgreSQL ǡ١Ф Windows NT  Win2k ǲƯƤޤۤ˴ޤޤ<I>pgsql/doc/FAQ_MSWIN</I>뤤ϥ֥Ȥˤ MS Windows FAQ Microsoft ǤΥץåȥۡ˰ܿײϤޤ<P>
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<P>
<H4><A NAME="1.5">1.5</A>)	PostgreSQL Ϥɤޤ</H4>
<P> PostgreSQL θ anonymous ftp ȤǤ
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<UL>
	<LI>	<A HREF="ftp://ftp.PostgreSQL.org/pub/">ftp://ftp.PostgreSQL.org/pub/</A>
</UL>
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<P> ߥ顼ȤˤĤƤϡ桹Υᥤ Web ڡ
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<small><PRE>
    [:
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	ʲܤΥߥ顼ȤǤ:
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       Japan: <A HREF="ftp://mirror.nucba.ac.jp/mirror/postgresql/pub/">ftp://mirror.nucba.ac.jp/mirror/postgresql/pub/</A>
       Japan: <A HREF="ftp://ring.ip-kyoto.ad.jp/pub/misc/db/postgresql/">ftp://ring.ip-kyoto.ad.jp/pub/misc/db/postgresql/</A>
       Japan: <A HREF="ftp://ring.crl.go.jp/pub/misc/db/postgresql/">ftp://ring.crl.go.jp/pub/misc/db/postgresql/</A>
       Japan: <A HREF="ftp://ring.saitama-u.ac.jp/pub/misc/db/postgresql/">ftp://ring.saitama-u.ac.jp/pub/misc/db/postgresql/</A>
       Japan: <A HREF="ftp://ring.astem.or.jp/pub/misc/db/postgresql/">ftp://ring.astem.or.jp/pub/misc/db/postgresql/</A>
       Japan: <A HREF="ftp://ring.exp.fujixerox.co.jp/pub/misc/db/postgresql/">ftp://ring.exp.fujixerox.co.jp/pub/misc/db/postgresql/</A>
       Japan: <A HREF="ftp://ring.jah.ne.jp/pub/misc/db/postgresql/">ftp://ring.jah.ne.jp/pub/misc/db/postgresql/</A>
       Japan: <A HREF="ftp://ring.etl.go.jp.jp/pub/misc/db/postgresql/">ftp://ring.etl.go.jp.jp/pub/misc/db/postgresql/</A>
       Japan: <A HREF="ftp://ring.asahi-net.or.jp/pub/misc/db/postgresql/">ftp://ring.asahi-net.or.jp/pub/misc/db/postgresql/</A>
       Japan: <A HREF="ftp://ring.so-net.ne.jp/pub/misc/db/postgresql/">ftp://ring.so-net.ne.jp/pub/misc/db/postgresql/</A>
       Japan: <A HREF="ftp://ring.aist.go.jp/pub/misc/db/postgresql/">ftp://ring.aist.go.jp/pub/misc/db/postgresql/</A>
    ]
</PRE></small>
d266 2
a267 1
<P>
d269 1
a269 1
<H4><A NAME="1.6">1.6</A>)	ݡȤϤɤǼޤ</H4>
d271 12
a282 6
<P> פʥ᡼󥰡ꥹȤ: <A HREF="mailto:pgsql-general@@PostgreSQL.org">pgsql-general@@PostgreSQL.org</A>ǤPostgreSQL ˴ؤ뤳ȤǤеǤޤΥꥹȤؤλäΤϡŻҥ᡼ʸ(Subject ԤǤϤޤ)˼ΣԤ񤤤ơ

<PRE>
	subscribe
	end
</PRE>
a283 1
<P> <A HREF="mailto:pgsql-general-request@@PostgreSQL.org">pgsql-general-request@@PostgreSQL.org</A> äƲ
d285 1
a285 1
<P> ǤΥ᡼󥰡ꥹȤ⤢ޤΥꥹȤؤλä "ʸ"ˡ
d287 5
a291 4
<PRE>
	subscribe
	end
</PRE>
d293 1
a293 1
Ƚ񤤤 <A HREF="mailto:pgsql-general-digest-request@@PostgreSQL.org"> pgsql-general-digest-request@@PostgreSQL.org</A> Żҥ᡼äƲ
d295 5
a299 1
<P> ǤϡᥤꥹȤå 30k ί˥ǥꥹȤΥСդޤ
d301 2
a302 3
<P> ХΥ᡼󥰥ꥹȤѤǤޤΥꥹȤؤλä "ʸ"Ȥäˡ
<A
HREF="mailto:bugs-request@@PostgreSQL.org">bugs-request@@PostgreSQL.org</A>
d304 2
a305 1
Żҥ᡼äƲ
d307 2
a308 1
<P> ȯԤεΤΥ᡼󥰥ꥹȤѤǤޤΥꥹȤؤλäŻҥ᡼ʸˡ
d310 2
a311 5
<P>
<PRE>
	subscribe
	end
</PRE>
d313 1
a313 1
<P> Ƚ񤤤ơ<A HREF="mailto:pgsql-hackers-request@@PostgreSQL.org">pgsql-hackers-request@@PostgreSQL.org</A>Żҥ᡼äƲ
d315 4
a318 1
<P> PostgreSQL ˤĤƤäȾܤΤꤿС postgreSQL WWWۡڡ餿ɤޤ
d320 2
a321 4
<BLOCKQUOTE>
		<A HREF="http://www.PostgreSQL.org">http://www.PostgreSQL.org</A>
</BLOCKQUOTE>
<P>
a322 5
IRC ͥ EFNet ˤޤΥͥ <I>#PostgreSQL</I> Ǥ
unix ޥɤ<tt>irc -c '#PostgreSQL' "$USER" irc.phoenix.net</tt>
Ȥޤ<P>

<small><PRE>
d324 11
a334 13
	  1999ǯ723PostgreSQL桼(ˤۤ ݤȤ줹 桼 )άJPUGΩޤ
	JPUG ȿǡPostgreSQLѤã߶ϤξǤ
	β̵ǤѶŪʹ׸αĤƤޤܤϡJPUGWeb :
		<A HREF="http://www.jp.postgresql.org/">http://www.jp.postgresql.org/</A>
	ϿǽȤʤäƤޤ
	  1990ǯ椴ꡢݥȥ쥹ܸ᡼󥰡ꥹȤа ãפ󤬼ŤƤޤܺ٤ϡ
		<A HREF="http://www.sra.co.jp/people/t-ishii/PostgreSQL/ML/info.html">http://www.sra.co.jp/people/t-ishii/PostgreSQL/ML/info.html</A>
	֤򡢤來ꤵpgsql-jp MLƥ
		<A HREF="http://datula.mio.org/~iwakiri/pgsql_jp/">http://datula.mio.org/~iwakiri/pgsql_jp/</A>
	Ǹ뤳ȤǤޤ
	]
</PRE></small>

a335 1
<P>ѥݡȲҤΥꥹȤ<a href="http://www.postgresql.org/users-lounge/commercial-support.html">http://www.postgresql.org/users-lounge/commercial-support.html</a>ˤޤ
d337 2
a338 1
<small><PRE>
d340 3
a342 3
	 ܤǤϡ<A HREF="http://osb.sra.co.jp/">SRA Inc. ץ󥷥ƥ</A> ˤƾѥݡȤԤʤƤޤ
	<A HREF="http://www.miraclelinux.co.jp/">ߥ饯롦ʥå</A>  "Miracle Linux for PostgreSQL" ȥݡȤ
	Ϥޤ
a343 1
</PRE></small>
a344 1
<P>
d346 3
a348 1
<H4><A NAME="1.7">1.7</A>)	ǿǤϲǤ</H4>
a349 2
<P> PostgreSQL κǿǤϥС 7.0.3 Ǥ
<P>
a350 3
<P>

<H4><A NAME="1.8">1.8</A>)	ɤΤ褦ʸ񤬤ޤ</H4>
d352 1
a352 15
<P> դˡĤΥޥ˥奢ȥ饤󡦥ޥ˥奢(ޥ˥奢롦ڡ)ӤĤξʥƥ꤬ޤޤޤ<I>/doc</I> ǥ쥯ȥޤ饤ǤΥޥ˥奢<A
HREF="http://www.PostgreSQL.org/users-lounge/docs/">
http://www.PostgreSQL.org/users-lounge/docs/</A>
ǤǤޤ

<P>  PostgreSQL ܤ⤢ޤ <A
HREF="http://www.PostgreSQL.org/docs/awbook.html">
http://www.PostgreSQL.org/docs/awbook.html</A><P>

<small><PRE>
    [:
	ܥݥȥ쥹桼<A HREF="http://www.jp.postgresql.org/subcommittee/psqltrans/">PostgreSQL Bookʬʲ</A>ǡ
	Ȥʹ档
    ]
</PRE></small>
d354 4
a357 1
<P> <I>psql</I> ⡢黻ҡؿ󡢤¾ξ򤪸롢Ĥ餷 \d ޥɤޤ
d359 1
a359 1
<P> 桹 Web Ȥˤϡäʸ񤬤ޤ
a360 35
<P>
<H4><A NAME="1.9">1.9</A>)	ΤΥХ̵ǽϤɤäƸĤޤ
</H4><P>

PostgreSQLϳĥ줿SQL-92Υ֥åȤ򥵥ݡȤޤ
桹Υڡ
<A HREF="http://www.PostgreSQL.org/docs/todo.html">
TODO</A> ꥹȤˡΤΥХǽ侭ײˤĤƤεҤޤ

<P> 
<H3><A NAME="1.10">1.10</A>)	<font size=-1>SQL</font> ϤɤΤ褦˳ؤ٤ɤǤ</H3>
<P>
<A HREF="http://www.PostgreSQL.org/docs/awbook.html">
http://www.PostgreSQL.org/docs/awbook.html</A>
ˤPostgreSQLܤ <font size=-1>SQL</font> 򶵤Ƥޤ

<P>
餷ؽˤϡ
<A HREF="http://w3.one.net/~jhoffman/sqltut.htm">
http://w3.one.net/~jhoffman/sqltut.htm</A> 
<A HREF="http://ourworld.compuserve.com/homepages/graeme_birchall/HTM_COOK.HTM">
http://ourworld.compuserve.com/homepages/graeme_birchall/HTM_COOK.HTM.</A><P>
Ȥޤ¾ˡ
"Teach Yourself SQL in 21 Days, Second Edition" 
<A HREF="http://members.tripod.com/er4ebus/sql/index.htm">
http://members.tripod.com/er4ebus/sql/index.htm </A>
ˤޤ
<P>
¿Υ桼ˡ
<I>The Practical SQL Handbook</I>, Bowman Judith S. et al., Addison-Wesley
ɾǤ
¾ˡ<I>The Complete Reference SQL</I>, Groff et al., McGraw-Hill 
Τ褦ʤΤ⤢ޤ
<P>
<small><PRE>
d362 2
a363 12
	 аã׻ˤܸλʸξҲڡ
		<A HREF="http://www.SRA.co.jp/people/t-ishii/PostgreSQL/doc-jp/index.html">http://www.SRA.co.jp/people/t-ishii/PostgreSQL/doc-jp/index.html</A>
	ޤ
	 ƣľʸΡֽ鿴ԸΣģ߷硦ӣѣ绲ͽҲפΥʡ
		<A HREF="http://www.shonan.ne.jp/~nkon/ipsql/books_SQL.html">http://www.shonan.ne.jp/~nkon/ipsql/books_SQL.html</A>
	ޤ
	 ѱѻΡPostgreSQLܸޥ˥奢
		<A HREF="http://www.net-newbie.com/">http://www.net-newbie.com/</A>
	Ǥϥ饤ޥ˥奢θǤޤ
	 ݻ׻UNIX ǡ١
		<A HREF="http://www.wakhok.ac.jp/DB/DB.html">http://www.wakhok.ac.jp/DB/DB.html</A>
	ϥ饤ɤळȤǤޤ
a364 1
</PRE></small>
a365 120
<H4><A NAME="1.11">1.11</A>)	PostgreSQL2000ǯ(Y2K)бƤޤ
</H4><P>
 
бƤޤ2000ǯդ⡢2000ǯդ⡢ñ˰ޤ
<P>
<H4><A NAME="1.12">1.12</A>)	ȯˤϤɤΤ褦˻äޤ<BR>
</H4><P>

ޤǽ()ˡǿΥɤ桹 Web Ȥۤ˴ޤޤƤ
PostgreSQL Developersʸɤߤޤ
ܤˡ<I>pgsql-hackers</I>  <I>pgsql-patches</I> ᡼󥰡ꥹȤ(subscribe)ޤ
ܤˡʼΥѥåpgsql-patchesȯޤ

褽ͤäȤοãPostgreSQL <font size=-1>CVS</font>֤˥ߥåȤ븢¤äƤޤ
Τ줾οãιʼʥѥåȯΤǡߥߥåȤʤäƤãϤɤդΤѤǤ桹餬ߥåȤѥåϹʼǤȳοƤޤ
<P>
<H4><A NAME="1.13">1.13</A>)	ХݡȤϤɤΤ褦ȯޤ
</H4>

<P>"bug-template" եιܤơ<A HREF="mailto:pgsql-bugs@@PostgreSQL.org">pgsql-bugs@@PostgreSQL.org</A>äƲ

<P>  <A HREF="http://postgreSQL.org">http://postgreSQL.org</A>ˤǿ FAQ åƲ

<P> Ʊ ftp  <A HREF="ftp://ftp.postgreSQL.org/pub/">ftp://ftp.postgreSQL.org/pub/</A>ǡäȿС PostgreSQL 뤤ϥѥå򤵤ƤߤƲ

<P>
<H4><A NAME="1.14">1.14</A>)	¾<font size=-1>DBMS</font>Τ٤PostgreSQLϤɤʤΤǤ
</H4><P>

եȥפˡˤϤĤޤǽǽȿȥݡȤȲʤǤ

<DL>
<DT> <B>ǽ(Features)</B>
<DD>

PostgreSQLϡȥ󥶥䤤碌ȥꥬӥ塼䳰
Ȥ䡢ơ줿åʤɡ絬Ͼ<font size=-1>DBMS</font>ĵǽ
ȤɻäƤޤPostgreSQLϡˡ桼Ѿޥ-
С󡦥ƥ󥷥ʤɡ<font size=-1>DBMS</font>碌ʤǽ򤤤Ĥ
碌Ƥޤλ(foreign key referential
integrity)åƥ󥷥򸺤餹γ
(outer concurrency control)ϻ碌ޤ

<BR><BR>

<DT> <B>ǽ(Performance)</B>
<DD>

PostgreSQLĤΥ⡼ɤޤ̤<I>fsync</I>⡼ɤϡOS
å夷ꡢøŸꤷȤΤˡȥ󥶥
󤬴λ˥ǥ˽񤭹ߡ٤ƤΥǡǥ¸
Υ⡼ɤǤϡۤȤɤξѥǡ١٤ʤޤ
ʬŪͳȤơѤΥǡ١ˤϤΤ褦ݼŪʥǥ
񤭹ߤǥեȤȤƤΤʤȤȤ⤢ޤ
<I>no-fsync</I>⡼ɤǡ̡PostgreSQLϾѥǡ١®
ʤޤʤ顢OSΥåǥǡ˲뤫⤷
󡣲桹ϡ֥⡼ɤȯǡ줬ޤ椯ȡfsync
⡼ɤۤǽˤ뤳ȤʤOSå夹30ޤǤΥǡ
ݤƤ褦ˤʤޤ
<BR><BR>

MySQLʤɤòǡ١ƥˤ٤ơPostgreSQL
٤Τϡȥ󥶥ˤ륪Сإåɤ뤫Ǥ
MySQLˤϾ嵭<I>Features</I>˼褦ʵǽϤޤä
ޤ󡣲桹ϡPostgreSQL˽ȵǽȤ߹ߤʤ⡢䤨
ץե顼˳ݤ꥽ɤϤꤷơǽβ³
ƤޤPostgreSQL  MySQL ȤӤƤ Web ڡ
<a href="http://openacs.org/why-not-mysql.html">
http://openacs.org/why-not-mysql.html</a>
ˤޤ
<BR><BR>

PostgreSQLϡUnixץư뤳Ȥˤ桼³ޤ
ʣΥХåɡץåʤǡХåե
ͭޤޥCPUǤϡñʣΥХåɤ򤽤줾CPU
餻뤳ȤǤޤ<BR><BR>


<DT> <B>(Reliability)</B>
<DD>

桹ϡ<font size=-1>DBMS</font>ο⤯ʤƤϤβ̵ͤȤ򤷤Ƥޤ
ʬƥȤơꤷɤХǾˤƤ꡼褦˶
Ƥޤ줾Υ꡼ϾʤȤ1ʾΥ١ƥȤ
ʤޤǤΥ꡼򤬡ǤȤưꤷǤʥ꡼
뤳ȤʪäƤޤʬǤϡ¾Υǡ١٤Ƥ½
ʤȤ˼äƤޤ

<DT> <B>ݡ(Support)</B>
<DD>

桹Υ᡼󥰥ꥹȤϡɤˤĤƤƤ
롢ȯԤ桼ʥ롼פʤƤޤ桹β
ڤ뤳ȤϤǤޤ󤬡ѥǡ١ǤäƤ˲褵櫓
ǤϤޤ󡣳ȯã桼ߥ˥ƥޥ˥奢ࡢˡ
ɤʤɤľܥǤ뤳ȤäơPostgreSQLΥݡȤϡ
¾<font size=-1>DBMS</font>ݡȤͥ줿ΤȤʤäƤޤ˾ơ
ξѥݡȤ⤢ޤʥݡFAQܤˡ

<DT> <B>(Price)</B>
<DD>

PostgreSQLλѤϡѤǤѤǤ⡢٤̵Ǥ嵭˼Ƥ
BSDλѵ˳ʤ¤ꡢPostgreSQLΥɤ̵
ʤȤ߹ळȤǤޤ
<BR><BR>
</DL>
<P>
<HR>
<H2><CENTER>桼饤Ȥμ</CENTER></H2>
<P>

<H4><A NAME="2.1">2.1</A>)	PostgreSQL Τ <font size=-1>ODBC</font> ɥ饤СϤޤ
</H4>

<P> PsqlODBC  OpenLink <font size=-1>ODBC</font> Ĥ <font size=-1>ODBC</font> ɥ饤СѲǽǤ

<P> PsqlODBC  PostgreSQL ۤ˴ޤޤƤޤˤĤƤΤ˾ܺ٤ʾ 
<A HREF="ftp://ftp.PostgreSQL.org/pub/odbc/">ftp://ftp.PostgreSQL.org/pub/odbc/</A>
Ǥޤ<P>
d367 2
a368 6
<small><PRE>
    [:
	PsqlODBC  ܸѥåҲ͵(kataoka@@interwiz.koganei.tokyo.jp)ޤ:
	<A HREF="http://www.interwiz.koganei.tokyo.jp/software/PsqlODBC/index.html">http://www.interwiz.koganei.tokyo.jp/software/PsqlODBC/index.html</A>
    ]
</PRE></small>
d370 1
a370 1
<P> OpenLink <font size=-1>ODBC</font>  <A HREF="http://www.openlinksw.com/">http://www.openlinksw.com/</A>ǤޤɸŪ <font size=-1>ODBC</font> 饤ȡեȥǻȤޤΤǡٱ礷Ƥ뤹٤ƤΥץåȥۡ(Win, Mac, Unix, VMS) PostgreSQL  <font size=-1>ODBC</font> ѤǤޤ
d372 1
a372 1
<P> ֤ϡʼΥݡȤɬפʿ͡äƤȻפޤե꡼ǤϤĤǤǽΤ褦Ǥϡ<A HREF="mailto:postgres95@@openlink.co.uk">postgres95@@openlink.co.uk</A>ˤꤤޤ
d374 2
a375 3
<A HREF="http://www.PostgreSQL.org/docs/programmer/odbc.htm">
Programmer's Guide</A>
 <font size=-1>ODBC</font> ξϤ⤴
d377 1
d379 2
a380 3
<P>
<H4><A NAME="2.2">2.2</A>)	PostgreSQL  Web ڡϢȤˤϤɤʥġ뤬ޤ
</H4>
d382 2
a383 22
<P> ǡ١΢˻ Web ڡˤĤƤ餷Ҳ𤬡<BR>
<A HREF="http://www.webtools.com">http://www.webtools.com</A> ˤޤ
<P><A HREF="http://www.phone.net/home/mwm/hotlist/">http://www.phone.net/home/mwm/hotlist/</A>ˤ⡢⤦Ĥޤ
<P> Web ؤγĥΤˤϡPHP ۤ󥿡եȤʤäƤޤ<A HREF="http://www.php.net">http://www.php.net/</A>ˤޤ

<small><PRE>
    [:
	  PHP˴ؤܸξϡ2000ǯ419ȯ­PHP桼Υ
		<A HREF="http://www.php.gr.jp/">http://www.php.gr.jp/</A>
	뤤ϡע वΥ
		<A HREF="http://www.cityfujisawa.ne.jp/~louis/apps/phpfi/index.html">http://www.cityfujisawa.ne.jp/~louis/apps/phpfi/index.html</A>
	ˤʤޤȤƤޤ
	   ˤ줿<A HREF="http://pg.cni.co.jp/">PHP/FIܸѥå</A>͡ʿͤμФPHP3.0.7ŬѤޤ
	ߤPHPJ-DEVˤơ
		<A HREF="http://php.jpnnet.com/">http://php.jpnnet.com/</A>
	ƣ濴˥ޥХȳĥȤƺľ졢ǿǤPHP-3.0.18бƤޤ
	   餵ϡPHP4 Ѥܸطγĥ⥸塼
		<A HREF="ftp://night.fminn.nagano.nagano.jp/php4/">ftp://night.fminn.nagano.nagano.jp/php4/</A>
	ѰդƲäƤޤ
	  ܲȤǹݲMLΩ夬äƤޤ
    ]
</PRE></small>
d385 2
a386 1
<P> ʣʾ硢¿οͤ Perl 󥿡ե CGI.pm Ȥޤ
d388 3
a390 1
<P> Perl Ȥä WDB ˤ WWW ȥ<A HREF="http://www.eol.ists.ca/~dunlop/wdb-p95">http://www.eol.ists.ca/~dunlop/wdb-p95</A>ɤǤޤ
a391 1
<small><PRE>
d393 12
a404 7
	WDB ϡWeb  DataBase ؤ Perl  Interface Ǥ
	wdb-p95 ؤΥ󥯤ڤƤޤäƤޤ餯Perl DBI ͳ DBD::Pg ѤǽȻפޤ
	ߡWDBI Ȥ̾ˤʤäƤ
		<A HREF="http://www.egroups.com/list/wdb-users/">http://www.egroups.com/list/wdb-users/</A>
	ȡWDB̾ΤޤޤΤ
		<A HREF="http://www.i-con.dk/wdb/">http://www.i-con.dk/wdb/</A>
	ȤޤηаޤϤ褯狼ޤ
a405 1
</PRE></small>
d407 1
a407 27
<P>
<H4><A NAME="2.3">2.3</A>)	PostgreSQL ϥե롦桼󥿡եäƤޤ ݡȡͥ졼ϡ 䤤碌ؤΥ󥿡եϡ
</H4>

<P> <I>pgaccess</I> ȸƤФ餷ե롦桼󥿡եꡢۤȶ˽в٤ޤ<I>Pgaccess</I> ˤϥݡȡͥ졼⤢ޤWeb ڡ<A HREF="http://www.flex.ro/pgaccess">http://www.flex.ro/pgaccess</A>Ǥ

<P> <I>ecpg</I> Ȥ C Τ <font size=-1>SQL</font> 䤤碌쥤󥿡ե⤢ޤ

<P>
<H4><A NAME="2.4">2.4</A>)	PostgreSQL ̿ˤϤɤʸ줬Ȥޤ
</H4>

<P>ʲΤΤޤ:

<UL>
<LI>C (libpq)
<LI>C++ (libpq++)
<LI>C (ecpg)
<LI>Java (jdbc)
<LI>Perl (perl5)
<LI>ODBC (odbc)
<LI>Python (<A HREF="http://www.druid.net/pygresql/">PyGreSQL</A>)
<LI>TCL (libpgtcl)
<LI>C Easy API (libpgeasy)
<LI><font size=-1>HTML</font> (<A HREF="http://www.php.net">PHP from http://www.php.net</A>)
</UL>
<P>
d409 2
a410 10
<small><PRE>
    [
	<A HREF="http://www.netlab.co.jp/ruby/jp/">ruby</A>κԤǤޤĤ 椭Ҥ(matz@@ZetaBITS.COM)ȡޤĤ (ematsu@@pfu.co.jp)
	ruby  PostgreSQL 󥿡եޤߤΰݻƣ Ф󤬤Ƥޤ
		<A HREF="http://webclub.kcom.ne.jp/mb/noborus/ruby/">http://webclub.kcom.ne.jp/mb/noborus/ruby/</A>
        PgBash    󤬺ä bash  PostgreSQL 󥿡եǤ
		<A HREF="http://www.psn.co.jp/PostgreSQL/pgbash/">http://www.psn.co.jp/PostgreSQL/pgbash/</A>
	Bashޥɥ饤postgres 䤤碌Ǥޤ
    ]
</PRE></small>
d412 1
a412 5
<P>
<P>
<HR>
<H2><CENTER>μ</CENTER></H2>
<P>
d414 82
a495 1
<H4><A NAME="3.1">3.1</A>)	ɤΤ褦ˤ <I>/usr/local/pgsql</I> ʳξ˥󥹥ȡǤޤ</H4>
d497 1
a497 1
<P> ñˡϡ <I>configure</I> 餻Ȥ --prefix ץꤹ뤳ȤǤ
d499 1
a499 3
<P>
<H4><A NAME="3.2">3.2</A>)	postmaster 餻ȡ<I>Bad System Call</I> ȤפȤΥåФޤʤǤ
</H4>
d501 2
a502 1
<P> ޤޤ꤬ͤޤޤǽˤʤΥͥ System V IPC γĥ󥹥ȡ뤵Ƥ뤫ǧƸƤPostgreSQL ϥͥˤ붦ͭ꡼ȥޥեΥݡȤɬפȤޤ
d504 4
a507 3
<P>
<H4><A NAME="3.3">3.3</A>)	<I>postmaster</I> 餻褦Ȥȡ<I>IpcMemoryCreate</I> 顼ФޤʤǤ
</H4>
a508 1
<P> ͥ뤬ͭ꡼ˤʤäƤʤäǤʤСͥФƻȤ붦ͭ꡼礭礭ꤹɬפޤŪ礭ϡȤäƤ륢ƥ<I>postmaster</I> 餻ȤꤹХåեοȥХåɥץ˰¸ޤۤȤɤΥƥǤϡͤΥХåեΤޤޤǡʤȤ1MBɬפǤ
d510 3
a512 3
<P>
<H4><A NAME="3.4">3.4</A>)	<I>postmaster</I>餻褦Ȥȡ<I>IpcSemaphoreCreate</I> 顼ФޤʤǤ
</H4>
d514 3
a516 2
<P>⤷顼å<I>IpcSemaphoreCreate: semget failed (No space left on device)</I>ǤСͥ뤬ʬʥޥեȤ褦˹ƤޤPostgresŪʥХåɥץ˰ĤΥޥեɬפȤޤȤꤢβ<I>postmaster</I>ưȤˡХåɥץο꾯ʤ¤򤹤뤳ȤǤͤ32꾮ʿΥѥ᡼<I>-N</I>ǻȤޤ깱Ūʲϡͥ<font size=-1>SEMMNS</font>  <font size=-1>SEMMNI</font> ѥ᡼䤹ȤǤ
<P>⤷顼åʤˤ¾ΤΤǤСͥιǤޤäޥեΥݡȤ򤷤Ƥʤ⤷ޤ
d518 1
a518 1
<P>
d520 2
a521 2
<H4><A NAME="3.5">3.5</A>)	¾ΥۥȤ鼫ʬ PostgreSQL ǡ١ؤΥɤˤϤɤޤ
</H4>
d523 1
a523 2
<P>	ͤǤϡPostgreSQL  unix ɥᥤ󥽥åȤȤޥ󤫤³ޤ<I>postmaster</I> ư <I>-i</I> եåä<I>$PGDATA/pg_hba.conf</I> եŬڤľơۥȼƳǧڤȤʤ¾Υޥ󤫤³ǤʤǤ礦ˤTCP/IP³ǽˤʤޤ
<p>ǽʥޥե٤Υǡ١˥åȤޤ
d525 17
a541 3
<P>
<H4><A NAME="3.6">3.6</A>)	¾Υޥ󤫤鼫ʬΥǡ١³ǤʤΤϤʤǤ
</H4>
a542 1
<P> Ǥϥޥ󤫤 unix ɥᥤΥå³ޤTCP/IP ³ǽˤˤ postmaster  <I>-i</I> ץǳϤƤơ<I>pgsql/data/pg_hba.conf</I> եŬڤʥۥȤεܤɲäƤ뤳ȤǧƤ
d544 1
a544 3
<P>
<H4><A NAME="3.7">3.7</A>)	褤ǽ뤿ˡɤΤ褦˥ǡ١󥸥ĴǤޤ
</H4>
d546 11
a556 2
<P> Τ˥ǥå䤤碌®٤ޤ<font size=-1>EXPLAIN</font>ޥɤ PostgreSQL ɤΤ褦ˤʤ䤤碌Ƥ뤫򸫤뤳ȤǤơɤΥǥåȤƤ뤫򸫤뤳ȤǤޤ
<P>⤷ <font size=-1>INSERT</font> ¿ѤƤϡ<font size=-1>COPY</font> ޥɤȤä礭ʥХåǤԤʤȤƤƲϡ<font size=-1>INSERT</font> ̡˹Ԥʤäȹ®Ǥˡ<font size=-1>BEGIN WORK/COMMIT</font> Υȥ󥶥󡦥֥å̵ʸϡ鼫Ȥ줾Υȥ󥶥äƤȸʤޤĤʸĤΥȥ󥶥󡦥֥åǹԤʤȤͤƲˤȥ󥶥ΥСإåɤޤޤ礭ʥǡѹԤʤݤϥǥåٳơľȤͤƤߤƲ
a557 1
<P> 塼˥󥰤Υץ󤬤Ĥޤ<I>postmaster</I>  <I>-o -F</I> ץǵư뤳Ȥˤäơ<I>fsync()</I> ̵ˤ뤳ȤǤޤˤäơƥȥ󥶥 <I>fsync()</I> ǥǥ򹹿Τߤᤵޤ
d559 2
a560 1
<P> <I>postmaster</I> <I>-B</I> ץȤäƥХåɡץˤȤ붦ͭ꡼Хåե礭뤳ȤǤޤ⤷Υѥ᡼⤯ȡͥζͭ꡼֤ͤۤƤޤä <I>postmaster</I> ʤʤǤ礦ͤǤϡ줾ΥХåե礭 8K ǡХåե 64 Ǥ
d562 22
a583 1
<P> Хåɤ <I>-S</I> ץȤäơ줾ΥХåɡץŪ¤ؤˤäƻȤ꡼κ祵䤹ȤǤޤ  <I>-S</I> ͤϥХñ̤ǡͤ 512 (ʤ512K)Ǥ
d585 8
a592 49
<P> ޤ<font size=-1>CLUSTER</font> ޥɤȤäơơ֥Υǡ򥤥ǥå˹碌뤿˥롼ײ뤳ȤǤޤܤϡ饤ޥ˥奢 <I>CLUSTER</I> 򸫤Ʋ

<P>
<H4><A NAME="3.8">3.8</A>)	ɤΤ褦ʥǥХǽȤޤ</H4>

<P> PostgreSQL ϡǥХΤ˰̣Τ롢־𤹤뤤Ĥεǽޤ

<P> ޤ--enable-cassert ץ <I>configure</I> 餻ޤƥѥ뤹뤳Ȥˤꡢ <I>assert()</I> ХåɤοĽƻ뤷ͽ̤Ȥȥץߤ褦ˤʤޤ

<P> <I>postmaster</I>  <I>postgres</I> ξǤĤΥǥХץѤǤޤޤΤ褦  <I>postmaster</I> ưȤϤĤǤ⡢ɸϤȥ顼Ϥե褦ˤƤ뤳ȤΤƲ

<PRE>
	cd /usr/local/pgsql
	./bin/postmaster &gt;server.log 2&gt;&1 &
</PRE>

<P> ˤ PostgreSQL κǾΥǥ쥯ȥ server.log ե뤬֤ޤΥեϥС䥨顼ˤĤͭѤʾޤߤޤ<I>Postmaster</I> Ϲ˾ܺ٤ʾ𤹤뤿 <I>-d</I> ץޤ <I>-d</I> ץϡǥХ٥ꤷޤ⤤ǥХ٥Ǥϡ礭ʥե뤳ȤդʤƤϤʤޤ

<P>⤷<i>postmaster</i>äƤʤС<I>postgres</I>Хåɤ򥳥ޥɹԤ餻뤳ȤǤľ<font size=-1>SQL</font>ʸ򥿥פ뤳ȤǤޤΤ꤫ϡǥХŪΤȤ<B></B>ᤷޤߥǤϤʤԤ䤤碌νˤʤ뤳ȤդƤ⤷ǥХܥƥѥ뤷ƤСǥХåȤäƲƤ뤫򸫤뤳ȤǤޤpostmaster Хåɤ򳫻Ϥ櫓ǤϤʤΤǡΩʴĶäƤΤǤϤʤåХåɤȤä꤬ʣ뤳ȤϤޤ

<P> ⤷<i>postmaster</i>äƤС륦ɥ<I>psql</I>򳫻Ϥȡ<i>psql</i> ǻȤ <i>postgres</i>ץ<font size=-1>PID</font>ĤޤǥХåȤä<i>postgres</i><font size=-1>PID</font>˥å(attach)ޤǥХå椫֥졼ݥȤ򥻥åȤ<i>psql</i>䤤碌ȯԤޤǥХΤ<i>postgres</i>ưϡPGOPTIONS="-W n" Ǥ줫顢<i>psql</i> 򳫻Ϥޤˤꡢ<i>n</i> óϤ٤餻ϤʤΤǡǥХåǥåƻưɤäƸ뤳ȤǤޤ

<P> postgreSQL ץˤϡǥХǽ¬ˤȤƤΩ <I>-s</I> <I>-A</I> <I>-t</I> Υץ󤬤ޤ

<P> ȤؿɤΤ餤¹Ի֤򿩤äƤ뤫򸫤뤿ˡץե󥰡ʥץեդˤǥѥ뤹뤳ȤǽǤΥХåɤΥץե롦ե <I>pgsql/data/base/dbname</I> ǥ쥯ȥ˳ǼǤ礦饤ȤΥץեϥ饤Ȥθԥǥ쥯ȥ֤Ǥ礦


<P>
<H4><A NAME="3.9">3.9</A>)	³褦ȤȤ <I>'Sorry, too many clients'</I> ФޤʤǤ
</H4>

<P> <I>postmaster</I>ƱưǤХåɥץФ¿䤹ɬפޤ
<P>PostgreSQL 6.5ʹߤǤϡκץ32ץǤŬڤ<I>-N</I>ͤ<I>postmaster</I>Ƶư뤳Ȥˤä뤳ȤǤޤιǤ<I>-N</I>Ϻ1024ޤǤޤ⤷äɬפǤ<I>include/config.h</I><font size=-1>MAXBACKENDS</font>äƹۤޤ⤷˾ʤ<I>configure</I> <I>--with-maxbackends</I>ؤȤäơ<I>-N</I>δͤǤޤ

<P>⤷<I>-N</I>  32礭ΤǤС<I>-B</I>64礭ͤäʤƤϤʤʤ<I>-B</I> ϾʤȤ <I>-N</I> 2ܤϤʤƤϤʤ餺餯ǹǽ˾ʤФ礭ͤɬפʤϤǤХåɥץ򤿤ˤȡUnixͥ빽ѥ᡼䤹Ȥɬפˤʤ뤫⤷ޤ
ͭ꡼֥åκ(<font size=-1>SHMMAX</font>)
ޥեκ(<font size=-1>SEMMNS</font><font size=-1>SEMMNI</font>)
ץκ(<font size=-1>NPROC</font>)
桼κץ(<font size=-1>MAXUPRC</font>)
եκ(<font size=-1>NFILE</font><font size=-1>NINODE</font>
ǧ˴ޤޤޤ
PostgreSQL˵ХåɤΥץ¤ƤΤϡ
ƥΥ꥽Ȥ̤ƤޤȤ򤱤뤿Ǥ

<P>6.5ΥСPostgreSQLǤϥХåɤκ64Ǥѹˤϡ<I>include/storage/sinvaladt.h</I>MaxBackendId˺ƹۤɬפǤ

<P>
<H4><A NAME="3.10">3.10</A>)	ʬΥǡ١ǥ쥯ȥˤ <I>pg_sorttemp.XXX</I>եϲǤ
</H4>
a593 3
<P> 䤤碌¹ԥ⥸塼ˤä줿ŪʥեǤ㤨С⤷ <font size=-1>ORDER BY</font> ˥Хåɤ <I>-S</I> ѥ᡼ǵĤͤ礭ʥڡȤκݤɬפȤȡ줿ǡݻ뤿˰Ūʥե뤬Ĥޤ
<P>
ŪʥեϼưŪ˾äϤǤ⤷ȤǥХåɤ٤ƤޤȤʤޤ󡣤⤷ΤȤХåɤҤȤĤäƤʤСpg_tempNNN.NNեäƤǤ
d595 2
a596 5
<P>
<P>
<HR>
<H2><CENTER>μ</CENTER></H2>
<P>
d598 1
a598 2
<H4><A NAME="4.1">4.1</A>)	ʤƥϥޤ侮եեޥåȤǺ𤹤ΤǤ
</H4>
d600 2
a601 1
<P> ΤƲPostgreSQL  <I>postmaster</I> ץ餻桼ΥȤޤpostgres psql ˤ SET ޥɤꡢǡ񼰤Ǥޤ򤢤ʤĶ˹碌ꤷƲ
d603 201
a803 3
<P>
<H4><A NAME="4.2">4.2</A>)	Хʥꡦ̾ΥȤθ̩ʰ㤤ϲǤ
</H4>
d805 1
a805 1
<P> ܽҤϡ饤ޥ˥奢 <font size=-1>DECLARE</font> 򸫤Ʋ
d807 2
a808 39
<P>
<H4><A NAME="4.3">4.3</A>)	䤤碌κǽοԤΤߤ <font size=-1>SELECT</font> ˤϤɤޤ
</H4>

<P> 饤ޥ˥奢<font size=-1>FETCH</font>򸫤Ƥ뤤ϡSELECT ... LIMIT....ȤäƤߤƲ

<P>ȤߤΤϺǽοԤǤ⡢٤Ƥ䤤碌ɾʤƤϤʤʤ⤷ޤ<font size=-1>ORDER BY</font> ä䤤碌ͤƤߤƲ
⤷<font size=-1>ORDER BY</font>˹äǥåȤ PostgreSQL׵ᤵ줿ǽοԤɾǤ뤫⤷ޤ󤬡ǤʤСPostgreSQL ϰտޤԤޤǤ٤ƤιԤɾʤФʤʤ⤷ޤ

<P>
<H4><A NAME="4.4">4.4</A>)	ơ֥䤽¾ξΥꥹȤ <I>psql</I> ǸˤϤɤޤ
</H4>

<P>
  <I>psql</I>Υɤ񤫤줿 <I>pgsql/src/bin/psql/describe.c</I> եɤळȤǤޤ
ˤϡpsqlΥХåå女ޥɤˤϤΤ<font size=-1>SQL</font>ޥɤޤޤƤޤ <I>psql</I>  <I>-E</I> ץĤƵưСͿޥɤ¹Ԥ뤿䤤碌Ϥޤ
<P>


<H4><A NAME="4.5">4.5</A>)	ơ֥뤫κϤɤΤ褦ˤޤ
</H4>

<P> <font size=-1>ALTER TABLE DROP COLUMN</font> ϥݡȤƤޤ󤬡ˤޤ:

<PRE>
	SELECT ...  -- ʳ򤹤٤򤷤ޤ
	INTO TABLE new_table
	FROM old_table;
	DROP TABLE old_table;
	ALTER TABLE new_table RENAME TO old_table;
</PRE>

<P>
<H4><A NAME="4.6">4.6</A>)	ԡơ֥롢ǡ١κ祵ϡ
</H4>

<P> ¤ϰʲΤȤǤ
<PRE>
ǡ١κ祵? 	̵ (60GB Υǡ١¸ߤޤ)
a814 3
</PRE>

<P> 󡢤ϼºݤ̵¤ǤϤʤǥ̤ȥ꡼䥹åץڡ礭ˤ¤ޤǽϤͤȤΤۤ礭ʻޤ
d816 3
a818 1
<P> ơ֥륵16TBϥڥ졼ƥ󥰥ƥΥ顼ե륵ݡȤɬפȤޤ󡣥顼ơ֥ʣ1GBΥեΤ褦¸ޤ
d820 2
a821 1
<P> ǥեȤΥ֥å32kˤȺơ֥륵Ⱥ祫Ȥäޤ
d823 2
d826 2
a827 3
<P>
<H4><A NAME="4.7">4.7</A>)	Ūʥƥȥե뤫ǡ¸ˤϡǡ١Υǥ̤ϤɤΤ餤ɬפǤ
</H4>
d829 2
a830 2
PostgreSQL Υǡ١¸ˤϡ̤Υե6.5ܤΥǥ̤ɬפȤޤ<P>
<P> ƹԤĤ 300,000ԤΥեͤƤߤޤ礦ΥեǤ 2.4MB ǤΥǡޤ PostgreSQL ǡ١ե礭ϼΤ褦14MBȸѤ뤳ȤǤޤ
d832 3
a834 1
<PRE>
a851 1
</PRE>
d853 2
a854 2
<P>
ǥåϡۤɤΥХإåɤ׵ᤷޤ󤬡ǥåդǡޤʾ塢ʤ礭ʤޤ
d856 2
a857 3
<P>
<H4><A NAME="4.8">4.8</A>)	ǡ١줿ơ֥䥤ǥåɤΤ褦˸ĤФޤ
</H4>
d859 2
a860 2
<P> <I>psql</I> ˤϤʥХåå塦ޥɤꡢɽޤХåå塦ޥɤμ򸫤ˤ \? ȤäƲ
<P> ޤ<I>pgsql/src/tutorial/syscat.source</I> ե餻ƤߤƲϡ <font size=-1>SELECT</font> ʸˤɬפʾǡ١Υƥࡦơ֥뤫Ф㼨Ƥޤ
d862 3
a864 3
<P>
<H4><A NAME="4.9">4.9</A>)	䤤碌٤ǥåȤäƤͻҤޤ󡣤ʤǤ
</H4>
d866 2
a867 1
<P> PostgreSQL ׾ưŪˤݼ餷ޤ׾򹹿뤿ˤϡ<font size=-1>VACUUM</font> 餻ʤƤϤʤޤ׾󤬹줿ϡ֥ƥޥơ֥˲Ԥ뤫ΤäơǥåȤ٤ηɤޤ֥ƥޥϥơ֥뤬Ϣ³®ǤϥǥåȤʤȤˤղ
d869 5
a873 1
<P> κŬפΤ<font size=-1>VACUUM ANALYZE</font>Ȥޤ<font size=-1>VACUUM ANALYZE</font>ʣʣ(multi-join)䤤碌ΤڤǤΤǡ֥ƥޥϤ줾Υơ֥뤫֤ԤοѤ뤳ȤǤηӤޤХåɤϤ켫ȤǤפݻʤΤǡŪˤ򽸤뤿ˤ <font size=-1>VACUUM ANALYZE</font> 餻ʤƤϤʤޤ
d875 5
a879 1
<P> ǥå <font size=-1>ORDER BY</font> Τˤ̤ϻȤޤ󡣤ʤ缡³ŪȤϡǥ꾯ʤƺѤΤǡʥơ֥򥤥ǥå󤹤®Ǥ
d881 3
a883 2
<P> <font size=-1>LIKE</font> 뤤 <I>~</I> Τ褦ʥ磻ɥɱ黻(wild-card  operators)ȤȤγϤʸλϤʬ˸ꤵƤȤˤΤߡǥåȤޤ
櫓ǡǥåȤˤϡ<font size=-1>LIKE</font> Ǥ<I>%</I>ǻϤʤ褦ˤơޤ<I>~</I>(ɽ)<I>^</I> ǻϤ褦ˤ٤Ǥ
d885 5
a889 3
<P>
<H4><A NAME="4.10">4.10</A>)	䤤碌֥ƥޥɤΤ褦䤤碌ɾΤ򸫤ˤϤɤޤ
</H4>
d891 2
a892 1
<P> 饤ޥ˥奢 <font size=-1>EXPLAIN</font> 򸫤Ʋ
d894 1
a894 2
<P>
<H3><A NAME="4.11">4.11</A>)	R-tree ǥåȤϲǤ</H3>
d896 1
a896 1
<P> R-tree ǥå϶Ūʥǡ˥ǥåդ뤿˻Ȥޤϥå奤ǥåǤϰϤθǤޤ󡣤ޤB-tree ǥåǤϡǤϰϤθǤޤR-tree ǥåǤ¿Υǡ򰷤ޤȤС⤷ R-tree ǥå <I>point</I> °դ뤳ȤǤȤȥƥϡĹ˰Ϥޤ줿򤹤٤򤹤פȤ褦䤤碌ˡΨɤޤ
d898 6
a903 1
<P> R-Tree ߷פθŵȤʤ븢Ҥʸ:
d905 1
a905 2
<P> Guttman, A. "R-Trees: A Dynamic Index Structure for Spatial Searching."
Proc of the 1984 ACM SIGMOD Int'l Conf on Mgmt of Data, 45-57.
d907 5
a911 2
<P> ʸϡStonebraker  "Readings in Database Systems"
Ǥ夲Ƥޤ
a912 2
<P>
<small><PRE>
d914 4
a917 4
	  ü¼R-TreeطʸҲ𤷤ĺޤ
	ܸ Postgres ML Υ֤ "Subject: [postgres95 801] spatial data structures" 
		<A HREF="http://www.sra.co.jp/people/t-ishii/PostgreSQL/mhonarc/pgsql-jp/1996Oct/msg00007.html">http://www.sra.co.jp/people/t-ishii/PostgreSQL/mhonarc/pgsql-jp/1996Oct/msg00007.html</A>
	
a918 1
</PRE></small>
a919 1
<P> ȹߤ R-Tree ǥݥꥴܥåǤޤŪˤR-Tree Ϥäȹ⤤褦ˤĥǤޤ¼ŪˤϡR-Tree γĥˤϤäȤȤɬפǤơߡ桹ϤɤΤ褦ˤ뤫ˤĤƤʸäƤޤ
d921 5
a925 2
<P>
<small><PRE>
d927 3
a929 3
	  󥿡Ҳ¿֥ȤؤγĥǤܤϡ
	<A HREF="http://www.interwiz.koganei.tokyo.jp/software/geometric/index.html">http://www.interwiz.koganei.tokyo.jp/software/geometric/index.html</A>
	
a930 2
</PRE></small>

a931 3
<P>
<H4><A NAME="4.12">4.12</A>)	Ū䤤碌ŬȤϲǤ
</H4>
d933 1
a933 1
<P> GEQO ⥸塼ϡΥơ֥礹ȤˡŪ르ꥺ(GA)碌®ޤˤꡢߤĤ֤õԤʤʤƤ⡢礭ʷ(join queries)򰷤ȤǤ褦ˤʤޤ
d935 3
a937 3
<P>
<H4><A NAME="4.13">4.13</A>)	ɽǤθʸȾʸȤ̤ʤɽϤɤΤ褦˼¸ޤ
</H4>
d939 2
a940 2
<P>
<I>~</I>黻ҤɽȹԤʤ<I>~*</I> ʸȾʸ̤ʤ(case-insensitive)ɽȹԤޤ PostgreSQL 7.1 ʹߤǤϡʸȾʸ̤ʤ <font size=-1>LIKE</font> 黻Ҥ <font size=-1>ILIKE</font> Ȥޤ
d942 4
d947 2
a948 3
<PRE>
	WHERE lower(textfield) LIKE lower(pattern)
</PRE>
d950 1
d952 1
a952 3
<P>
<H4><A NAME="4.14">4.14</A>)	䤤碌ǡեɤ <font size=-1>NULL</font> Ǥ뤳Ȥ򸡽ФˤϤɤޤ
</H4>
a953 7
<P> <font size=-1>IS NULL</font>Υ IS NOT NULL ǻƤߤƲ

<P>
<H4><A NAME="4.15">4.15</A>)	͡ʸΤ줾ΰ㤤ϲǤ
</H4>

<PRE>
a960 1
</PRE>
d962 2
a963 1
<P> ̾ˤܤˤΤϡƥࡦĴ٤Ȥ䡢顼åȤǤ
d965 50
d1016 2
a1017 55
<P> 嵭ηΤΣĤη "varlena" Ǥ(ʤǥκǽΣХȤǡĹǡθ˼ºݤΥǡ³ޤ)Τ褦˼ºݤζ֤줿礭⾯礭ʤޤΥǡ<font size=-1>TOAST</font>ˤ갵̤줿ʣԤϤä¸줿ꤷơǥζ֤ϻפä꾮ʤޤ

<P>
<H4><A NAME="4.16.1">4.16.1</A>)	(serial)ưʬեɤϤɤΤ褦ˤĤޤ
</H4>

<P> PostgreSQL  <font size=-1>SERIAL</font> ǡ򥵥ݡȤޤ֤ȥǥåưޤȤС

<PRE>
	CREATE TABLE person ( 
		id   SERIAL, 
		name TEXT 
	);
</PRE>
ϼưŪ˼Τ褦ޤ:
<PRE>
	CREATE SEQUENCE person_id_seq;
	CREATE TABLE person ( 
		id   INT4 NOT NULL DEFAULT nextval('person_id_seq'),
		name TEXT 
	);
	CREATE UNIQUE INDEX person_id_key ON person ( id );
</PRE>
֤ˤĤƤΤäȾܤϡ饤ޥ˥奢 <I>create_sequence</I> 
<P> ޤƹԤ<I>OID</I>եɤͤȤƻȤȤǤޤʤ顢⤷ǡ١פƤɤɬפϡ<font size=-1>OID</font>¸뤿<I>pg_dump</I>  <I>-o</I>ץȤޤϡ<font size=-1>COPY WITH OIDS</I>ץȤɬפޤ

 Bruce Momjian <A HREF="http://www.PostgreSQL.org/docs/aw_pgsql_book">(http://www.PostgreSQL.org/docs/aw_pgsql_book) Numbering Rows</A>ξϤˤꤢޤ


<H4><A NAME="4.16.2">4.16.2</A>)	<font size=-1>SERIAL</font>󥵡ȤͤϤɤޤ
</H4><P>

 ҤȤĤˡϡ<I>nextval()</I> ؿ<I>(before)</I> SEQUENCE֥Ȥ鼡<font size=-1>SERIAL</font>ͤФ줫ºݤ򤹤뤳ȤǤ礦
<A HREF="#4.16.1">4.16.1</A>ǻȤäơ֥ȤȤȡΤ褦ˤʤǤ礦

<PRE>
	$newSerialID = nextval('person_id_seq');
	INSERT INTO person (id, name) VALUES ($newSerialID, 'Blaise Pascal');
</PRE>

ơ<tt>$newSerialID</tt> ¸ͤ¾䤤碌(ȤС<tt>person</tt> ơ֥Ф볰(foreign key)Τ褦)ȤȤ褤Ǥ礦ưŪ˺줿<font size=-1>SEQUENCE</font>֥Ȥ̾ϡ&lt;<I>table</I>&gt;_&lt;<I>serialcolumn</I>&gt;_<I>seq</I> Τ褦ˤʤꡢΤ<I>table</I>  <I>serialcolumn</I> Ϥ줾ơ֥̾<font size=-1>SERIAL</font>̾Ǥ
<P>

뤤ϡͿ줿<font size=-1>SERIAL</font>ͤ򡢤줬ͤȤ줿<I>(after)</I> <I>currval</I>() ؿȤäƼФȤǤޤȤС

<PRE>
	INSERT INTO person (name) VALUES ('Blaise Pascal');
	$newID = currval('person_id_seq');
</PRE>

Ǹˡ<font size=-1>INSERT</font>ʸ֤<A HREF="#4.17"><font size=-1>OID</font></A>ȤäơͤߤĤ뤳ȤǤޤϺǤܿ㤤Ǥ礦PerlDBI Edmund Mergl  DBD::Pg ⥸塼ȤС$sth->execute() θ $sth-&gt{pg_oid_status} ͳƤ OID ͤȤ褦ˤ뤳ȤϤǤޤ

<P> 
<H4><A NAME="4.16.3">4.16.3</A>)	¾Υ桼Ȥζ֤򤱤뤿ˤϡ<I>currval()</I>  <I>nextval()</I> ϻȤʤۤ褤ΤǤ礦
</H4><P>
d1021 1
d1023 14
a1036 11
<P> 
<H4><A NAME="4.17">4.17</A>)	<font size=-1>OID</font> ȤϲǤ <font size=-1>TID</font> ȤϲǤ
</H4>

<P> <font size=-1>OID</font> Ȥϰդι ID Ф PostgreSQL ǤPostgreSQL ǤĤ뤹٤ƤιԤϰդ <font size=-1>OID</font> ޤ<I>initdb</I> (<I>backend/access/transam.h</I> )ȯ <font size=-1>OID</font> Ϥ٤ 16384꾮ͤǤ<I>initdb</I> Τ٤Ƥ <font size=-1>OID</font> (桼)ϤʾͤˤʤޤǤϡ餹٤Ƥ <font size=-1>OID</font> ϥơ֥ǡ١αޤ餺PostgreSQL ΤΥ󥹥ȥ졼ǰդǤޤ

<P> PostgreSQL ϥơ֥֤ιԤӤĤ뤿ˡΥƥơ֥ <font size=-1>OID</font> Ȥޤ <font size=-1>OID</font> Υ桼ιԤ̤뤿ǻȤ뤳ȤǤޤ<font size=-1>OID</font> ͤ¸뤿ˤ <I>OID</I> ˻ȤȤ򾩤ޤ®뤿 <I>OID</I> եɤ˥ǥå뤳ȤǤޤ

<P> O<font size=-1>ID</font> ϡƤΥǡ١Ȥΰ褫顢ƤοԤ˳Ƥޤ<font size=-1>OID</font> ¾βѤ⤷ϸ <font size=-1>OID</font> ǥơ֥򥳥ԡΤʤ顢ǤʤͳϤޤ

<PRE>
d1042 78
a1119 85
<!--
	CREATE TABLE new_table (mycol int);
	INSERT INTO new_table (oid, mycol) SELECT oid, mycol FROM old_table;
-->
</PRE>

<P> O<font size=-1>ID</font> ϡ4ХȤȤ¸ƤΤǡ40ۤȰƤޤǤ礦ï⤳줬𤷤ƤͤϤޤǤʤˤ¤Ȥײ褷Ƥޤ

<P> T<font size=-1>ID</font> ʪԤ򤽤Υ֥åȥեåͤǼ̤뤿˻Ȥޤ<font size=-1>TID</font> ϹԤ줿ƥɤѤޤ <font size=-1>TID</font> ϡʪԤؤ˥ǥåܤǻȤޤ

<P>
<H4><A NAME="4.18">4.18</A>)	PostgreSQL ǻȤ뤤ĤѸΰ̣ϲǤ
</H4>

<P> ĤΥɤŤʸˤϡ줾ʬǤäȰŪ˻ȤѸ줬ȤƤޤ

<UL>
<LI> ơ֥(table)ط(relation)饹(class)
<LI> (row)쥳(record)åץ(tuple)
<LI> (column)ե(field)°(attribute)
<LI> (retrieve)(select)
<LI> ִ(replace)(update)
<LI> ɲ(append)(insert)
<LI> <font size=-1>OID</font>, Ϣ(serial value)
<LI> ݡ(portal), (cursor)
<LI> ΰѿ(range variable)ơ֥̾(table name)ơ֥̾(table alias)
</UL>
<P>Ūʥǡ١ѸΥꥹȤϡ<a
href="http://www.comptechnews.com/~reaster/dbdesign.html">
http://www.comptechnews.com/~reaster/dbdesign.html</a>
ǸĤޤ

<P>
<H4><A NAME="4.19">4.19</A>) 顼å <I>"ERROR: Memory exhausted in AllocSetAlloc()"</I>ФΤϤʤǤ
</H4>
<P>
ƥβۥ꡼ƻȤ̤ƤޤäƤǽ뤫뤤
ͥ뤬꥽ˤĤ㤤ͤäƤǽޤ
<I>postmaster</I> 򳫻ϤˤƤߤƲ

<PRE>
	ulimit -d 262144
	limit datasize 256m
</PRE>

<P> 
ˤäơɤ餫ҤȤĤǤ礦ϥץΥǡ¤⤯ꤷ֤䤤碌뤹褦ˤʤǤ礦ΥޥɤϸԤΥץȡΥޥɤ餻˺ƤΥ֥ץˤĤŬѤޤХåɤȤƤ¿Υǡ֤<font size=-1>SQL</font> 饤Ȥ꤬³ƤΤǤС饤Ȥ򳫻ϤˤƤߤƤ

<P>
<H4><A NAME="4.20">4.20</A>) ɤΥС PostgreSQL 餻Ƥ뤫Ĵ٤ˤϤɤޤ<BR>
</H4>
<P>
<I>psql</I>  <tt>select version();</tt> 򥿥פޤ
<P>


<H4><A NAME="4.21">4.21</A>)	顼֥Ȥ<I>invalid large obj descriptor</I> ޤʤǤ礦
</H4>

<P>顼֥򤹤Ȥϡ<tt>BEGIN WORK</tt><tt>COMMIT</tt>դɬפޤʤ<tt>lo_open</tt> ... <tt>lo_close</tt>Ϥ߹ߤޤ

<P>ߤϡPostgreSQLΥȥ󥶥ΥߥåȻ˥顼֥ȡϥɥĤ뤳Ȥˤꡢ<I>lo_open</I>ޥɤλľ˶Ū˥롼¹ԤޤΤᡢǽ˥ϥɥФƲ򤷤褦Ȥȡ<I>invalid large obj descriptor(顼֥ȤεһҤ)</I>Ȥʤޤǡ⤷ȥ󥶥ȤΤ˺ȡʾʤȤۤȤɤλ֡ƯƤɤ顼åФΤǤ

<P>⤷<font size=-1>ODBC</font>Τ褦ʥ饤ȥ󥿡ե򤪻Ȥʤ顢<tt>auto-commit off</tt>ꤹɬפ뤫⤷ޤ
<P>


<H4><A NAME="4.22">4.22</A>) ߤλ郎ǥեȤȤʤ褦ϤɤΤ褦ˤĤޤ<BR></H4>

<P><i>now()</i>Ȥޤ:
<PRE>
	CREATE TABLE test (x int, modtime timestamp DEFAULT now() );
</PRE>
<P>


<H4><A NAME="4.23">4.23</A>)	ʤ<font size=-1>IN</font>Ȥ䤤碌ȤƤ٤ΤǤ
</H4>
<P>
ߡ䤤碌γƹԤˤĤ䤤碌η̤֤˥󤹤뤳Ȥˤꡢ䤤碌䤤碌˷礷Ƥޤ̤<font size=-1>IN</font><font size=-1>EXIST</font>S֤뤳ȤǤ
<PRE>
	SELECT *
	FROM tab
	WHERE col1 IN (SELECT col2 FROM TAB2)
</PRE>
d1121 11
a1131 15
<PRE>
	SELECT *
	FROM tab
	WHERE EXISTS (SELECT col2 FROM TAB2 WHERE col1 = col2)
</PRE>
Ȥޤ
¤ϾΥ꡼ľȻפäƤޤ
<P>

<H4><A NAME="4.24">4.24</A>) <i></i>(<i>outer</i> join)ϤɤΤ褦˼¸ޤ?<BR></H4>
<P>
PostgreSQL 7.1 ʹߤǤ<font size=-1>SQL</font>ɸ๽ʸȤ(祤)򥵥ݡȤޤˡ꤬2Ĥޤ

<pre> SELECT *
 FROM t1 LEFT OUTER JOIN t2 ON (t1.col = t2.col);</pre>
d1133 53
a1185 68
<pre> SELECT *
 FROM t1 LEFT OUTER JOIN t2 USING (col);</pre>

ξħŪ䤤碌Ǥ t1.col  t2.col ȷ礷ơt1 
礵ʤä(t2 Ȱפʤä)֤Ƥޤ<font size=-1>RIGHT</font>  t2 η礵ʤäԤäǤ礦<font size=-1>FULL</font> ϡפԤ t1  t2 Ϸ礵ʤäԤ֤Ǥ礦<font size=-1>OUTER</font> Ȥդϥץ <font size=-1>LEFT</font>, <font size=-1>RIGHT</font>, ޤ <font size=-1>FULL</font> ʤɤηꤵƤޤ









+These identical queries join t1.col to t2.col, and also return any unjoined
+rows in t1 (those with no match in t2). A <font size=-1>RIGHT</font> join
+would add unjoined rows of t2. A <font size=-1>FULL</font> join would return
+the matched rows plus all unjoined rows from t1 and t2. The word <font size=-1>OUTER</font>
+is optional and is assumed in <font size=-1>LEFT</font>, <font size=-1>RIGHT</font>,
+and <font size=-1>FULL</font> joins. Ordinary joins are called <font size=-1>INNER</font>
+joins.


Υ꡼Ǥϳ(outer join)<font size=-1>UNION</font>  <font size=-1>NOT IN</font> Ȥäƥߥ졼ȤǤޤ
ȤС<i>tab1</i>  <i>tab2</i> 礹Ȥϡ䤤碌ĤΥơ֥<i></i>礷ޤ

<PRE>
	SELECT tab1.col1, tab2.col2
	FROM tab1, tab2
	WHERE tab1.col1 = tab2.col1
	UNION ALL
	SELECT tab1.col1, NULL
	FROM tab1
	WHERE tab1.col1 NOT IN (SELECT tab2.col1 FROM tab2)
	ORDER BY col1
</PRE>


<P>
<HR>
<H2><CENTER>PostgreSQLγĥˤĤƤμ</CENTER></H2>
<P>

<H4><A NAME="5.1">5.1</A>)	ʬǽ񤤤桼ؿ psql Ǽ¹ԤȥפƤޤΤϤʤǤ
</H4>

<P> Ͽȹͤޤޤǽˡ桼ؿñȤΥƥȥץˤƻƤߤƲ


<P>
<H4><A NAME="5.2">5.2</A>)	PostgreSQL Ѥ˽񤤤ʿؿϡɤд£Ǥޤ
</H4>

<P> ιԤʤäĥ<I>pgsql-hackers</I> ᡼󥰡ꥹȤäƤơ椯椯Ϥĥ <I>contrib/</I> ֥ǥ쥯ȥ뤳ȤˤʤǤ礦

<P>
<H4><A NAME="5.3">5.3</A>)	ץ֤ CδؿϤɤΤ褦˽񤭤ޤ
</H4>

<P> ŪˤϲǽǤˤϵˤ̯פޤΤǡԤΤޤǤ̤ïäȤޤ

<P><H4><A NAME="5.4">5.4</A>)	եѹޤƥѥ뤷ƤѲʤΤϤʤǤ
</H4>

<P> Ĥ <I>Makefile</I> 󥯥롼ɡեФŬڤʰ¸طäƤޤ<I>make clean</I> 򤷤Ƥ⤦ <I>make</I> ԤʤʤƤϤʤޤ󡣤⤷<font size=-1>GCC</font> 򤪻ȤǤ <i>configure</i>  <i>--enable-depend</i> ץȤäơѥ˰¸طưŪĴ٤뤳ȤǤޤ

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