SAP Function Module search on ID_
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IDEN
IDENT...IDFB
IDFB_...IDLI
IDLIS...IDOC
IDOCP...IDOCT...
IDOC_...
IDX_
IDX_A...IDX_C...
IDX_D...
IDX_E...
IDX_F...
IDX_G...
IDX_I...
IDX_M...
IDX_O...
IDX_S...
IDX_X...
ID_O
ID_OF...Return Table Index