REDUCTION

This procedure implements ssq, min, max, and sum on all elements of the matrix.

Usage

The REDUCTION stored procedure has the following syntax:

REDUCTION(matrixIn,reduction_type)

Parameters

matrixIn: The name of the input matrix.; Type: NVARCHAR(ANY)
reduction_type: The reduction type. Must be one of the following: MAX MIN SSQ SUM TRACE

Returns

DOUBLE The value of the calculation.

Examples

CALL nzm..CREATE_IDENTITY_MATRIX('A',4);
CALL nzm..REDUCTION('A','SUM');
CALL nzm..DELETE_MATRIX('A');

 CREATE_IDENTITY_MATRIX
------------------------
 t
(1 row)

 REDUCTION
-----------
 4
(1 row)

 DELETE_MATRIX
---------------
 t
(1 row)