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ABENCDS_F1_DDL_SYNTAX - CDS F1 DDL SYNTAX

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- DDL for Data Definitions

The CDS data definitions in ABAP CDS are created using the data definition language CDS DDL in DDL source code. The CDS DDL follows the general CDS syntax rules for ABAP CDS and comprises the following statements for the definition and enhancement of CDS entities and CDS DDIC-based entities:

• Statements for CDS entities:

• DEFINE VIEW ENTITY

• DEFINE VIEW ENTITY AS PROJECTION ON

• DEFINE TABLE FUNCTION

• DEFINE HIERARCHY

• DEFINE CUSTOM ENTITY

• DEFINE ABSTRACT ENTITY

• Statements for CDS DDIC-based entities:

• DEFINE VIEW

• Language elements that can be used in various CDS entities:

• Entity annotations

• Input parameters

• Typing

• Element annotations

• Statements for CDS view extensions:

• EXTEND VIEW

• EXTEND VIEW ENTITY

Note

The DDL source code of data definitions has its own editor in ADT, which is documented there. This editor can also be used to display the actual SQL statement generated from the CDS DDL source on the database. DDL source code can also be displayed in the Repository Browser in ABAP Workbench.

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