Example #1 Wiring JDBC Datasource application.yml where the datasource properties are read from. Example #2 Wiring JDBC Datasource with JNDI Example #3 Wiring the JPA persistence unit processors Callback interface for post-processing a JPA PersistenceUnitInfo. … Read more ›...
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8 JPA interview questions and answers
Q1. What is a JPA? What are its key components? A1. The process of mapping Java objects to database tables and vice versa is called “Object-relational mapping” (ORM). The Java Persistence API provides Java developers with an object/relational mapping (ORM) facility for managing relational data in Java applications. … Read...
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