Ddic
The Data Dictionary (DDIC) is a central metadata repository in SAP systems that defines and manages all data definitions used by ABAP applications. It stores definitions for database tables, views, data types, domains, data elements, and other objects, ensuring consistent data representations across modules.
Key concepts include domains, data elements, tables, views, and search helps. A domain defines a data type’s
The DDIC enforces data integrity by centralizing definitions so programs reference dictionary objects rather than raw
Changes to DDIC objects are managed with transport requests and move through development, testing, and production
Access is typically through ABAP Workbench tools such as SE11 (Data Dictionary maintenance) and SE12 (Display).