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81-90 of 200 resultsRefreshWeird behaviour with enhanced classes and embedded entities.persistence.EntityManagerFactory; import javax.persistence.FetchType; import javax.persistence.Id ... ; EntityManagerFactory entityManagerFactory = Persistence.createEntityManagerFactory("objectdbsscce.odb"); entityManager = entityManagerFactory.createEntityManager(); | |
Empty temporary dat files in the temp folder> We use one main database file to which we continuously have a connection (open EntityManagerFactory ... .EntityManager; import javax.persistence.EntityManagerFactory; import javax.persistence.FlushModeType ... "); } public static void createDB(String db) { EntityManagerFactory emf = Persistence | |
General Performance Issues Illustrated with a Specific MethodGeneral Performance Issues Illustrated with a Specific Method | |
ObjectDB CRUD Examples List<Foo> read() { EntityManagerFactory emf = Persistence.createEntityManagerFactory ... ;public List<Foo> read() { EntityManagerFactory emf = Persistence ... ">EntityManagerFactory instances for every operation (which is very inefficient). In addition | |
Guessbook tutorial: Java EE 6 JPA Tutorial - Maven Project to obtain a connection from a closed EntityManagerFactory at com.objectdb.o._PersistenceException.b ... .UserException: Attempt to obtain a connection from a closed EntityManagerFactory at com.objectdb.o.MSG.d(MSG ... a connection from a closed EntityManagerFactory at com.objectdb.o._PersistenceException.b | |
Unable to persist TreeMap; import javax.persistence.EntityManager; import javax.persistence.EntityManagerFactory; import javax ... main(String[] args) { EntityManagerFactory emf ... .EntityManagerFactory; import javax.persistence.Persistence | |
Schema Update: class hierarchy change.EntityManagerFactory; import javax.persistence.Persistence; public final class Test { public static void main(String[] args) { System.out.println("start"); EntityManagerFactory ... .Entity; import javax.persistence.EntityManager; import javax.persistence.EntityManagerFactory; import | |
Unexpected Exception during commit.db.EntityManagerFactory.doFilter(EntityManagerFactory.java:158) at org.apache.catalina.core ... ; javax.persistence.EntityManagerFactory emf = ... .Enhancer.enhance(Enhancer.java:87) at com.fastmodel.fastplan.db.EntityManagerFactory | |
Issues with JDO Casting & Full Qualified Names.persistence.Entity; import javax.persistence.EntityManager; import javax.persistence.EntityManagerFactory ... (String[] args) { EntityManagerFactory emf = Persistence.createEntityManagerFactory("objectdb ... .persistence.EntityManagerFactory; import javax.persistence.Persistence; public final class F332 | |
Best practise loading big data the database (i.e. the EntityManagerFactory). If you need ... .EntityManagerFactory; import javax.persistence.FetchType; import javax.persistence.Id; import ... ); if (f.exists()) { f.delete(); } EntityManagerFactory emf |