# Package org.apache.sysds.common

- Interface Summary
  Interface | Description
  --- | ---
  Types.FunctionBlock | Common type for both function statement blocks and function program blocks

- Class Summary
  Class | Description
  --- | ---
  Types |
  Warnings |

- Enum Summary
  Enum | Description
  --- | ---
  Builtins | Enum to represent all builtin functions in the default name space.
  Types.AggOp |
  Types.BlockType | Serialization block types (empty, dense, sparse, ultra-sparse)
  Types.CorrectionLocationType |
  Types.DataType | Data types (tensor, matrix, scalar, frame, object, unknown).
  Types.Direction | Type of aggregation direction
  Types.ExecMode | Execution mode for entire script.
  Types.ExecType | Execution type of individual operations.
  Types.FileFormat |
  Types.OpOp1 |
  Types.OpOp2 |
  Types.OpOp3 |
  Types.OpOp4 |
  Types.OpOpData |
  Types.OpOpDG |
  Types.OpOpDnn |
  Types.OpOpN |
  Types.ParamBuiltinOp |
  Types.ReOrgOp |
  Types.ReturnType | Type of builtin or user-defined function with regard to its number of return variables.
  Types.ValueType | Value types (int, double, string, boolean, unknown).