What is abstract CDS entity in SAP (BC-ABA - ABAP Runtime Environment)?

SAP Term: abstract CDS entity

• Component: BC-ABA

• Component Name: ABAP Runtime Environment

• Description: CDS entity defined using DEFINE ABSTRACT ENTITY in a CDS data definition. An abstract CDS entity defines the type attributes of a CDS entity without creating an instance of a database object.

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• Key Concepts: 
  An abstract CDS entity is a type of Core Data Services (CDS) entity in SAP. It is a data definition language used to define and manage data in SAP systems. An abstract CDS entity is a type of CDS entity that does not have any physical implementation, but instead provides a logical view of the data. It is used to define the structure of the data and the relationships between different entities. 
  
  How to use it: 
  Abstract CDS entities are used to define the structure of the data in an SAP system. They are used to define the relationships between different entities, such as tables, views, and other CDS entities. They can also be used to define the data types and constraints for each entity. 
  
  Tips & Tricks: 
  When creating an abstract CDS entity, it is important to ensure that all of the fields are properly defined and that all of the relationships between different entities are correctly specified. It is also important to ensure that all of the constraints are properly defined so that the data is consistent and valid. 
  
  Related Information: 
  Abstract CDS entities are part of the Core Data Services (CDS) framework in SAP. They are used in conjunction with other CDS entities such as views, tables, and other CDS entities to define and manage data in an SAP system. For more information on Core Data Services (CDS), please refer to the SAP documentation.