What is RAP query engine in SAP (BC-ESI-RAP - RESTful ABAP Programming Model)?

SAP Term: RAP query engine

• Component: BC-ESI-RAP

• Component Name: RESTful ABAP Programming Model

• Description: Part of the RAP runtime engine that handles the non-transactional consumption of RAP BOs. The RAP query engine is provided by the RAP framework but can be adapted by implementing an unmanaged query.

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• Key Concepts: 
  RAP query engine is a component of the BC-ESI-RAP RESTful ABAP Programming Model. It is a query engine that enables developers to create and execute queries against SAP systems using the Representational State Transfer (REST) protocol. The RAP query engine allows developers to access data from SAP systems in a more efficient and secure manner. 
  
  How to use it: 
  The RAP query engine can be used to access data from SAP systems by creating and executing queries using the Representational State Transfer (REST) protocol. The queries can be written in either ABAP or JavaScript, and they can be executed against any SAP system. The results of the queries can then be used to create applications or services that interact with the SAP system. 
  
  Tips & Tricks: 
  When using the RAP query engine, it is important to ensure that the queries are written correctly and that they are optimized for performance. Additionally, it is important to ensure that the queries are secure and that they do not expose any sensitive data. 
  
  Related Information: 
  The RAP query engine is part of the BC-ESI-RAP RESTful ABAP Programming Model, which is a set of tools and technologies for developing applications and services that interact with SAP systems. Additionally, there are other query engines available for accessing data from SAP systems, such as OData and SQL.