Explain the concept of EJB QL?

devquora
devquora

Posted On: Feb 22, 2018

 

The query language is used to provide the navigation with the help of network and consists beans. Container-managed persistence determined the enterprise beans. EJB QL emerged in EJB 2.0. It is motile through the persistence manager that helps to determine methods of the finder. It helps the two kinds of the finder system. EJB QL is not good than SQL as it works as an abstract schema.

  • Finder method: It allows the client to use the result of the EJB QL query.
  • Select method: In this, clients are able to describe the full query or just the part of it (WHERE clause).

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