HibernateException « Database « JPA Q&A





1. HibernateException: Hibernate Dialect must be explicitly set    coderanch.com

After a couple of minutes of googling I found a site which claims that you will get this message if the code trying to set up the database fails to get a database connection. In other words it's nothing to do with setting the dialect at all. I'm not going to link to that site because the comments are totally disgusting ...

2. org.hibernate.HibernateException: The database returned no natively generated identit    coderanch.com

Hi all, I have upgraded my DB2 database and copied the old schema to the new database. But i am getting the error org.hibernate.HibernateException: The database returned no natively generated identity value. The field that is giving this value is mapped in Hibernate as "native". Is it a set up issue or hibernate related issue.. please help my old db2 version: ...

3. org.hibernate.HibernateException: Dialect class not found    forum.hibernate.org

reading the 2008 Harnessing Hibernate the first example when I ran and db (which requires the classpath) or ant prepare - it ran OK but when I ran ant schema - got the following error BUILD FAILED org.hibernate.HibernateException: Dialect class not found: org.hibernate.dialect.HSQLDialect hibernate.connection.driver_class=org.hsqldb.jdbcDriver at org.hibernate.dialect.Dialect.instantiateDialect(Dialect.java:239) at org.hibernate.dialect.Dialect.getDialect(Dialect.java:228) at org.hibernate.tool.hbm2ddl.SchemaExport.(SchemaExport.java:86) at org.hibernate.tool.hbm2ddl.SchemaExport.(SchemaExport.java:61) at org.hibernate.tool.hbm2x.Hbm2DDLExporter.doStart(Hbm2DDLExporter.java:78) at org.hibernate.tool.hbm2x.AbstractExporter.start(AbstractExporter.java:95) at org.hibernate.tool.ant.ExporterTask.execute(ExporterTask.java:40) at org.hibernate.tool.ant.HibernateToolTask.execute(HibernateToolTask.java:186) at ...

4. org.hibernate. HibernateException: database product name ca    forum.hibernate.org

Need help with Hibernate? Read this first: http://www.hibernate.org/ForumMailingli ... AskForHelp Hibernate version: 3.0 Mapping documents: hibernate.properties and Personnes.hbm.xml Code between sessionFactory.openSession() and session.close(): SessionFactory sessionFactory = config.buildSessionFactory(); Session session = sessionFactory.openSession(); Transaction tx = null; try { tx = session.beginTransaction(); Personnes personne = new Personnes("nom3", "prenom3", new Date()); session.save(personne); session.flush() ; tx.commit(); } catch (Exception e) { if (tx != null) ...

6. No HibernateException if it fails to connect to the DB?    forum.hibernate.org

Hibernate version: 2.1.6 Code being Executed /** * This just sets up a hibernate Session to ensure all the hibernate * threads are created at startup. * @throws HibernateException If there is an error when creating the session. */ private static void setupHibernateSession() throws Exception, HibernateException { theLogger.debug("Entering MailReceiver.setupHibernateSession"); Session s = HibernateUtil.getSessionFactory().openSession(); s.close(); HibernateUtil.closeSession(); theLogger.debug("Exiting MailReceiver.setupHibernateSession"); return; } Full stack ...

7. org.hibernate.HibernateException: The dialect was not set.    forum.hibernate.org

Hi group. I am Seenu , new to hibernate, trying to learn hibernate. While executing hibernate 3.0 example. i am getting following exception. ############################################### D:\hibernate-3.0>build eg D:\hibernate-3.0>set JDBC_DRIVER=lib/jdbc.jar D:\hibernate-3.0>java -cp "lib/ant-launcher-1.6.2.jar" org.apache.tools.ant.launch.Launcher -lib lib -Ddriver.jar=lib/jdbc.ja r eg Buildfile: build.xml [taskdef] Could not load definitions from resource checkstyletask.properties. It could not be found. [taskdef] Could not load definitions from resource clovertasks. It ...