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You use the ABAP Dictionary to create and manage data definitions (metadata). The ABAP Dictionary permits a central description of all the data used in the system without redundancies. New or modified information is automatically provided for all the system components.
- Data Element
Data element S_CONN_ID describes the technical attributes...
- Search Help
You can do this by creating a search help in the ABAP...
- Tables
Tables can be defined independently of the database in the...
- Views
A view can be used in ABAP programs for data selection. In...
- Types
The active ABAP Dictionary ensures that such changes are...
- Foreign Key
You use foreign keys to define relationships between tables...
- Domains
A personnel number is defined by the data format NUMC and by...
- Lock Objects
The SAP system synchronizes several users' simultaneous...
- Data Element
28 Νοε 2023 · ABAP Data Dictionary, also known as DDIC, is a central repository in the SAP system where all the metadata related to the database objects are stored. The DDIC is used to manage and maintain the definitions of the database objects such as tables, views, structures, data elements, domains, and search helps.
11 Ιουν 2018 · The ABAP Dictionary describes and manages all the data definitions (metadata) used in the ABAP system to work with data types, database tables, and views. In this tutorial, you will open an ABAP package containing some of these objects and find out how they fit together.
The data type in the ABAP Dictionary is the user's view of the data, that is, the data format at the user interface. This data format depends on the database system that you use. When you define a table in the ABAP Dictionary, the data types defined in the ABAP Dictionary are copied to the data types of the database system used.
12 Ιουν 2022 · Data dictionary is the central repository where we can create and maintained data definition (Metadata). Metadata is data about data. Data dictionary store data definition of user define types (Data Elements, Structures and Table Type).
The data types defined in the ABAP Dictionary are visible in the entire system. This distinguishes them from data types defined with ABAP keyword TYPES. Dictionary types can be scalar types (data elements), structure types (structures) and table types.
Data types are the actual type definitions in ABAP Dictionary. They allow you to define elementary types, reference types, and complex types of the ABAP type concept that are visible globally in the system. The data types of database tables are a subset of all possible types, namely flat structures.
