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

SAP Term: composition

• Component: BC-ESI-RAP

• Component Name: RESTful ABAP Programming Model

• Description: A specialized association that has a whole-part relationship. A composite part only exists together with its parent entity whole. Compositions are defined in CDS entities using the keyword COMPOSITION OF.

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• Key Concepts: 
  Composition is a feature of the BC-ESI-RAP RESTful ABAP Programming Model that allows developers to create a single application from multiple components. It enables developers to create applications that are more modular, reusable, and maintainable. Composition also allows developers to create applications that are more easily extensible and scalable.
  
  How to use it: 
  To use composition in the BC-ESI-RAP RESTful ABAP Programming Model, developers must first define the components of their application. This includes defining the data models, business logic, and user interface elements. Once the components have been defined, they can be combined into a single application using composition. The composition process involves connecting the components together and configuring them to work together.
  
  Tips & Tricks: 
  When using composition in the BC-ESI-RAP RESTful ABAP Programming Model, it is important to keep in mind that each component should be designed to be as independent as possible. This will make it easier to maintain and extend the application in the future. Additionally, it is important to ensure that all components are properly tested before they are combined into a single application.
  
  Related Information: 
  For more information about composition in the BC-ESI-RAP RESTful ABAP Programming Model, please refer to the official SAP documentation at https://help.sap.com/viewer/product/BC_ESI_RAP/latest/en-US.