'Entitymanager' presentation slideshows

The Java Persistence API

The Java Persistence API. Edel Sherratt. Application and its persistent data. An application has a data model It needs persistent data The persistent data store has a different data model Impedence mismatch How do we deal with impedence mismatch?. Applications Programming Alternatives.

421 views • 24 slides

Unidad 6: EJB 3.0

379 views • 22 slides

EntityManager ? EJB QL

EntityManager ? EJB QL. EJB 3.0 ??? ? 8 ?. ??????. Entity Manager ?????????? EJB QL ?????????. EntityManager ???. EntityManager ? @Inject. @Inject private EntityManager em; EntityManager ?????????????????????????????????????????????

289 views • 16 slides