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java Programming Glossary: em.gettransactiondocument not saving in spring jpa document manager application http://stackoverflow.com/questions/20586865/document-not-saving-in-spring-jpa-document-manager-application by JTA not a Entity Manager resource local transaction em.getTransaction You have marked your 'parent' method as @Transactional i.e... only don't code this . Uses UserTransaction JTA not em.getTransaction of type EntityTransaction JDBC local inject a reference to the..
Using Dynamic Proxies to centralize JPA code http://stackoverflow.com/questions/2587702/using-dynamic-proxies-to-centralize-jpa-code entityManagerSetter.invoke object em et em.getTransaction et.begin result method.invoke object args et.commit return..
How to persist a property of type List<String> in JPA? http://stackoverflow.com/questions/287201/how-to-persist-a-property-of-type-liststring-in-jpa .createEntityManagerFactory pu .createEntityManager em.getTransaction .begin em.persist command em.getTransaction .commit em.close.. em.getTransaction .begin em.persist command em.getTransaction .commit em.close System.out.println Persisted with id command.id..
JPA: How to have one-to-many relation of the same Entity type http://stackoverflow.com/questions/3393515/jpa-how-to-have-one-to-many-relation-of-the-same-entity-type em ... from EntityManagerFactory injection etc. em.getTransaction .begin A parent new A A son new A A daughter new A son.setParent.. em.persist parent em.persist son em.persist daughter em.getTransaction .commit In this case all three entity instances must be persisted..
http://stackoverflow.com/questions/448181/batch-inserts-with-jpa-ejb3 with Hibernate EntityManager em ... EntityTransaction tx em.getTransaction tx.begin for int i 0 i 100000 i Customer customer new Customer..
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