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JBOSS AS7 7.1.1 - Entity not persisted and createNamedQuery fire exception

Guest count: " + guests.size() );   return guests;     } } I get an exception when I want to use ... .persist produces the ouput : 18:51:13,454 INFO  [stdout] (http-- persisted Guest count ...   [stdout] (http-- persisted Guest count: 1 but immediately after getAllGuests

Replication Issue

");         EntityManager em = EMF.createEntityManager();         int count = 0;         while( true )         {             DummyEntity x = new DummyEntity(String.valueOf(count));             em.getTransaction ... ();             System.out.println(count +":" +x.toString());             Thread.sleep(1000);             count

Bulk Delete and Update - best practice?

the following test I'm expecting the second row count to be 0 if the database is dropped but that doesnt ... ("SELECT COUNT(d) from CacheData d", Long.class); long rows = q.getSingleResult ... ); em.close(); em = emf.createEntityManager(); q = em.createQuery("SELECT COUNT(d) from

composite index not used in query

count(a) from Action a JOIN a.objectsInCharge a1 WHERE ((a1.classIdentifier = '(OP)' and (a1 ... : count(a). Step 5: Apply selection ----------------------- Apply selection and prepare final ... count(a) FROM Action a WHERE a.state = 3 AND a.subType = 3 AND a.type = 0 AND a.startDate > ?1

JPQL keyword in entity - what to do?

.type.name, count(p.id)) from Product as p group by p.type.name I got this exception: com.objectdb ... .hplxtool.model.ResultData(p.type.name, count(p.id)) " + "from Product as p group by p.type.name ... .model.ResultData(p.type.name, p.done, count(p.id)) from Product as p group by p.type.name,p

Unexpected exception (Error 990) on find

% Global Value Errors ------------------- [1] Unexpected total object count: 850986 (expected 850977) [2] Unexpected total page count: 206592 (expected 206563) BTree Value Errors ------------------ [1] local.jpa.entity.ebene1a.MyEntity - Unexpected object count: 850986 (actual 850977

Unexpected Exception (Error 990) with ArrayIndexOutOfBoundsException

Query count = em.createQuery("SELECT COUNT(p) FROM EventLogPersistEntry p"); long rows = 0; try { rows = (long) count.getSingleResult(); } catch (final PersistenceException

Persist & remove in same transaction

& persist a simple entity object, EntityManager is flushed, Transaction is not committed Count ... Remove the entity object, EntityManager is flushed & cleared, Transaction is not committed Count the number of simple entity objects in the database Commit the transaction The count operations in step 3

Unexpected Query Token / Casting in Query

Hi! Please find the attached database. Doing a simple query with casting SELECT COUNT(DISTINCT $1 ... COUNT(DISTINCT $1) FROM com.quasado.foundation.contact.individual.IndividualContact $1 WHERE UPPER ... . Then I had to add another casting: SELECT COUNT(DISTINCT $1) FROM com.quasado.foundation.contact

com.objectdb.o.InternalException: java.lang.NullPointerException

: SELECT COUNT(item.sysID) FROM CUIT item WHERE ( (item.sysStatus.sysID=1) AND (item.razonesSociales ... I get a com.objectdb.o.InternalException: java.lang.NullPointerException SELECT COUNT(item.sysID ... , because without no data I guess that a "SELECT COUNT(item.sysID) FROM Nosis item WHERE..." query is not going

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Prior knowledge or experience in database programming (SQL, JDBC, ORM, JPA, etc.) is not required, but some background in using the Java language is essential.

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