pg_lo_open
Name
pg_lo_open -- open a large object
Synopsis
pg_lo_open conn loid mode
Description
pg_lo_open
opens a large object.
Arguments
- conn
The handle of a connection to the database in which the large object
exists.
- loid
The OID of the large object.
- mode
Specifies the access mode for the large object. Mode can be
either r, w, or
rw.
Return Value
A descriptor for use in later large-object commands.
A Tcl error will be thrown if an error occurs.
Notes
All large object manipulation must take place within an SQL transaction
block.
This command uses the PostgreSQL
libpq
function lo_open
.