What is child entity in SAP BC-ESI-RAP - RESTful ABAP Programming Model?

SAP Term: child entity

• Component: BC-ESI-RAP

• Component Name: RESTful ABAP Programming Model

• Description: A node in a business object's structure that is directly connected to another node when moving away from the root. In ABAP CDS, entities are connected using compositions. A child entity is a CDS entity which is the target of a composition.

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• Key Concepts: 
  A child entity is a type of entity in the BC-ESI-RAP RESTful ABAP Programming Model. It is a sub-entity of a parent entity, and it is used to represent a related set of data that is associated with the parent entity. For example, a customer entity may have a child entity that contains the customer's address information. 
  
  How to use it: 
  Child entities are used to represent related data that is associated with the parent entity. They can be used to store additional information about the parent entity, such as address information or contact details. They can also be used to store data that is related to the parent entity but not necessarily part of it, such as order history or product reviews. 
  
  Tips & Tricks: 
  When creating child entities, it is important to ensure that they are properly linked to the parent entity. This will ensure that the data stored in the child entity is properly associated with the parent entity and can be easily accessed when needed. 
  
  Related Information: 
  For more information on the BC-ESI-RAP RESTful ABAP Programming Model, please refer to the official SAP documentation.