SAP ABAP Function Module WMMA_MATRIX_RETURN_IA (Variant matrix for changing article variants) is using

• Function Module (1)
• Table (3)

#	Object Type	Object Name	Object Description	Note
1	Table	MTRX_CHAR	Characteristics Relevant to Matrix	SOURCE VB_CHAR STRUCTURE MTRX_CHAR OPTIONAL
2	Table	MTRX_VALI	Characteristic Values Relevant to Matrix	SOURCE VB_VAL STRUCTURE MTRX_VALI OPTIONAL
3	Table	MTRX_VART	Nodes in Variant Article Matrix for Transfer to Int. Article	SOURCE VAR_ART STRUCTURE MTRX_VART OPTIONAL