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Results tagged with jpa
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user 169422
The Java Persistence API (JPA) is a Java specification for accessing, persisting, and managing data between Java objects/classes and a relational database. It is part of the EJB 3.0 specification and is the industry standard approach for Object to Relational Mapping (ORM).
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Using Map to pass query parameters in DAO
It's very common see a generic's DAO implementation like this:
public List<E> getResultList(String namedQuery, Map<String, Object> parameters) {
Query query = entityManager.createNamedQuery(named …
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