SAP ABAP TYPE MDM00 (MDM00) is using

• Table/Structure Field (17)
• Table (20)

#	Object Type	Object Name	Object Description	Note
1	Table	BALMI	Application Log: APPL_LOG_WRITE_MESSAGES interface
2	Table	BDIDOCSTAT	ALE IDoc status (subset of all IDoc status fields)
3	Table	BDI_MODEL	Exchange structure for queries to the ALE customer model
4	Table	BDMSGTYP	ALE: Message types
5	Table	DFIES	DD Interface: Table Fields for DDIF_FIELDINFO_GET
6	Table	E1MDMRECHEAD_PROPREFIX	Receipt IDOC: Header Segment (Copy of E1MDMRECHEAD)
7	Table	EDBAS	Basic types
8	Table	EDIDC	Control record (IDoc)
9	Table	EDIDD	Data record (IDoc)
10	Table	EDI_IAPI02	API Structure for Syntax for IDoc Types and Basic Types
11	Table	MDMEXTRFLD_PREF	MDM Field Table Extractor Metadata (Copy)
12	Table	MDMEXTRGRP_PREF	MDM Field Group Extractor Metadata (Copy)
13	Table	MDMEXTRHEAD_PREF	MDM Header Table Extractor Metadata (Copy)
14	Table	MDM_DATA_PROPREFIX	Auxiliary Fields MDC Framework (Copy of MDM_DATA)
15	Table	MDM_EXTRACTOR_PROPREFIX	Extractor MDM (Copy of MDM_EXTRACTOR)
16	Table	MDM_METAMAINT_PROPREFIX	MDM: Maintenance of Metadata (Copy)
17	Table	MDM_REQUEST_PROPREFIX	Header Data MDM Request (Copy of MDM_REQUEST)
18	Table	MDM_SELECT_PROPREFIX	Selection Conditions (Copy of MDM_SELECT)
19	Table	MDM_SEL_TRANS_PR	MDM: Storage of Selections and Transfer Segments (Copy)
20	Table	MDM_TRANSFER_PROPREFIX	Structure for Transfer Segment (Copy of MDM_TRANSFER)