```
public interface Types
```
Common type information for the entire SystemDS.

Nested Class Summary

Nested Classes
Modifier and Type	Interface	Description
`static class`	`Types.AggOp`	Aggregation operations
`static class`	`Types.BlockType`	Serialization block types (empty, dense, sparse, ultra-sparse)
`static class`	`Types.CorrectionLocationType`	Correction location when performing operations leveraging correcting rounding
`static class`	`Types.DataType`	Data types that can contain different ValueTypes internally.
`static class`	`Types.Direction`	Type of aggregation direction
`static class`	`Types.ExecMode`	Execution mode for entire script.
`static class`	`Types.ExecType`	Execution type of individual operations.
`static class`	`Types.FileFormat`	File formats supported
`static interface`	`Types.FunctionBlock`	Common type for both function statement blocks and function program blocks
`static class`	`Types.OpOp1`	Operations that require 1 operand
`static class`	`Types.OpOp2`	Operations that require 2 operands
`static class`	`Types.OpOp3`	Operations that require 3 operands
`static class`	`Types.OpOp4`	Operations that require 4 operands
`static class`	`Types.OpOpData`	Data specific operations, related to reading and writing to and from memory
`static class`	`Types.OpOpDG`	Data generation operations
`static class`	`Types.OpOpDnn`	Deep Neural Network specific operations
`static class`	`Types.OpOpN`	Operations that require a variable number of operands
`static class`	`Types.ParamBuiltinOp`	Parameterized operations that require named variable arguments
`static class`	`Types.ReOrgOp`	Operations that perform internal reorganization of an allocation
`static class`	`Types.ReturnType`	Type of builtin or user-defined function with regard to its number of return variables.
`static class`	`Types.ValueType`	Value types (int, double, string, boolean, unknown).

Interface Types

Nested Class Summary