SQLM_MD_TABLE SAP (Meta Data DB Tables) Structure details

Dictionary Type: Structure
Description: Meta Data DB Tables




ABAP Code to SELECT data from SQLM_MD_TABLE
Related tables to SQLM_MD_TABLE
Access table SQLM_MD_TABLE




Structure field list including key, data, relationships and ABAP select examples

SQLM_MD_TABLE is a standard SAP Structure so does not store data like a database table does. It can be used to define the fields of other actual tables or to process "Meta Data DB Tables" Information within sap ABAP programs.

This is done by declaring abap internal tables, work areas or database tables based on this Structure. These can then be used to store and process the required data appropriately.

i.e. DATA: wa_SQLM_MD_TABLE TYPE SQLM_MD_TABLE.

The SQLM_MD_TABLE table consists of various fields, each holding specific information or linking keys about Meta Data DB Tables data available in SAP. These include TABLECLASS (Table category), ISBUFFERED (Buffering flag), BUFFERKIND (Buffering type indicator), SIZECATEGORY (Size category).. See below for full list along with technical details, documentation, text table, check tables, foreign key relationships, conversion routines, relevant tcodes and example ABAP select code etc. .

Delivery Class:
Display/Maintenance via tcode SM30: Display/Maintenance Allowed but with Restrictions
SAP enhancement categories: Cannot Be Enhanced


SAP SQLM_MD_TABLE structure fields - Full list of fields found in SAP data dictionary

Field Description Data Element Data Type length (Dec) Check table Conversion Routine Domain Name MemoryID SHLP
TABLENAMETable name, 16 characters TABNAME16CHAR16DBOBJ_NAMEDTBDD_DBTB_16
TABLECLASSTable category TABCLASSCHAR8TABCLASS
ISBUFFEREDBuffering flag BUFFEREDCHAR1BUFFERED
BUFFERKINDBuffering type indicator PUFFERUNGCHAR1PUFFERUNG
SIZECATEGORYSize category TABKATCHAR2TABKAT
ROWORCOLSTOREFor distinction between Row or Column Store SQLMDDROWORCOLSTCHAR1SQLMDDROWORCOLST
COLNUMBERNatural Number INT4INT410INT4
KEYNUMBERNatural Number INT4INT410INT4
WIDTH_IN_BYTESNatural Number INT4INT410INT4
NUMBER_OF_ROWS 0

Key field Non-key field



How do I retrieve data from SAP structure SQLM_MD_TABLE using ABAP code?

As SQLM_MD_TABLE is a database structure and not a table it does not store any data in the SAP data dictionary. The ABAP SELECT statement is therefore not appropriate and can not be performed on SQLM_MD_TABLE as there is no data to select.

How to access SAP table SQLM_MD_TABLE

Within an ECC or HANA version of SAP you can also view further information about SQLM_MD_TABLE and the data within it using relevant transactions such as

SE11 (ABAP Dictionary Maintenance)
SM30 (Maintain Table Data)
SE80 (Object Navigator)
SE16 (Data Browser).


Search for further information about these or an SAP related objects



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