Most voted "jpa-2.0" questions
Java Persistence API (or simply JPA) is a standard Java language API for data persistence that must be implemented by frameworks that wish to follow such a standard. JPA defines an object-relational mapping medium for simple and common Java objects (Pojos), called entity Beans. Several object/relational mapping frameworks such as Hibernate implement JPA.
Learn more…103 questions
Sort by count of
-
-1
votes1
answer664
viewsorg postgresql util Psqlexception ERROR syntax error at or near auto_increment in a JSF project
I wonder what that problem might be? 2018-04-30 14:50:08,218 [http-nio-8080-exec-8] WARN org.hibernate.ejb.HibernatePersistence - HHH015016: Encountered a deprecated…
-
-2
votes1
answer153
viewsHibernate libraries with JPA specification
I am using JPA and Hibernate and encountering difficulties regarding querys errors. I wonder if there is a specific JPQL library? and what are necessary for projects to sound this profile.
-
-7
votes1
answer190
viewsHow to exclude a parent entity without excluding the daughter entities?
How do I, by Annotations or methods to delete, or effect a update in a parent entity without being obliged to exclude the daughter entity, ex: public class Produto{ @Id @GeneratedValue int id; //...…