Data Dictionary in SAP : Part One

What is data dictionary in sap?

SAP data dictionary is central repository for the development of object, SAP data dictionary is used to create & maintain metadata.

SQL can be divided by two parts:

  • DML - Data Manipulation language consist of SELECT ,INSERT, UPDATE, MODIFY, DELETE etc.
  • DDL - Data Definition language consist of CREATE TABLE, DROP TABLE, ALTER TABLE, CREATE INDEX etc.
Data Dictionaries function :
  • Database tables.
  • views
  • Data Elements
  • Domains
  • Structures
  • Search Helps
  • Lock Objects
T-Code is : SE11
 

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