Table list used by SAP ABAP Function Module LAYMOD_UPDATE (Update Layout Module)

#	Object Type	Object Name	Object Description	Note

1	Table	CHMARAS	List of Materials Actually Changed
2	Table	MABW	Management of Differently Maintained Material Data in Retail
3	Table	MALG	Assignment of Layout Modules to Materials
4	Table	MARA	General Material Data
5	Table	PRE03	Structure: Material - Preliminary Step
6	Table	PRE16	Auxiliary Structure for Mass Access to MALG
7	Table	PRE33	Help Structure Mass Access MALG; LAYGR, LMVER, LMVAR;
8	Table	TWML	Layout module
9	Table	TWMLT	Layout module descriptions
10	Table	TWMLT_STRUC	Structure: Layout Module Text
11	Table	TWMLT_STRUC	Structure: Layout Module Text	`SOURCE` T_TWMLT STRUCTURE TWMLT_STRUC OPTIONAL
12	Table	TWML_STRUC	Structure: Layout Module
13	Table	TWML_STRUC	Structure: Layout Module	`SOURCE` VALUE(I_TWML) LIKE TWML_STRUC OPTIONAL
14	Table	WLMV	Validity and Status of Layout Module Versions
15	Table	WLMV_STRUC	Structure: Layout Module Version
16	Table	WLMV_STRUC	Structure: Layout Module Version	`SOURCE` T_WLMV STRUCTURE WLMV_STRUC OPTIONAL
17	Table	WLVA	Assignment Table for Layout Module Variants for Stores
18	Table	WLVA_STRUC	Structure: Layout Module Version Variant
19	Table	WLVA_STRUC	Structure: Layout Module Version Variant	`SOURCE` T_WLVA STRUCTURE WLVA_STRUC OPTIONAL