About createNamedQuery


JPA Named Queries

Explains how to define and how to run JPA named queries.... factory methods are used to instantiate them. The createNamedQuery createNamedQuery(name, resultClass) EntityManager's method Create ...



Create an instance of Query for executing a named query (in the Java Persistence query language or in native SQL).(Method of javax.persistence.EntityManager)


createNamedQuery(name, resultClass)

Create an instance of TypedQuery for executing a Java Persistence query language named query.(Method of javax.persistence.EntityManager)


JBOSS AS7 7.1.1 - Entity not persisted and createNamedQuery fire exception

I'm trying to have the guestbook example running in the following environment: jboss as 7.1.1 final oracle jdk 1.7.0_04 maven 3.0.4 objectdb 2.4.0_04 installed as a module of jboss No IDE is used for building the Guestbook.war only maven.   My GuestDAO code is as follows: ... not work // TypedQuery<Guest> query = this.em.createNamedQuery( "Guest.getAll", Guest.class );   ... not work // TypedQuery<Guest> query = this.em.createNamedQuery( "Guest.getAll", Guest.class ); // where as this query ok ... [objectdb-jee-2.4.0_04.jar:] at com.objectdb.jpa.EMImpl.createNamedQuery(EMImpl.java:809) [objectdb-jee-2.4.0_04.jar:] at ...


createNamedQuery throws wrong exception

Hello I'm tying to use ObjecDB with spring-data for JPA and there is an issue where spring-data checks for existance of named query which does not exist yet. Based on JPA specification ... to be invalid */ public Query createNamedQuery ( String name ) ; however ObjectDB ...



Interface used to interact with the persistence context.(Interface of JPA)


ObectDb 2.3.6 in OSGi environment

Hello, I'm trying to use ObjectDb within OSGi bundles. I have one bundle for db accens which uses ObjectDb and another bundle which includes the POJO models. Everytime I start in plugin evironement i get an PersistenceException, because my POJO not found. If try the same test in normal Java environment everthing works fine. Can you please advice? Thx Peter ... ) this . dbService . createNamedQuery ( "RuleValueNode.findRoot" , RuleValueNode. class ... @ Override public <T> TypedQuery<T> createNamedQuery ( String name, Class<T> objClass ) { return this . em . createNamedQuery ( name, objClass ) ; } I ...


New to Product & Having An Issue

Greetings ObjectDB Users! I'm new to the product, and I've setup a simple test after reading the tutorial, and I'm running into some issues with queries, specifically querying by primary key.   I have a domain object class Called Department, which has a member of type DomainId.  DomainId has two member fields:  String accountId and String objectId.  The following code shows these two classes.... { TypedQuery<department> q = em. createNamedQuery ( "Department.findByPK" , Department. class ... TypedQuery&lr ; Department> q = em. createNamedQuery ( "Department.findByCmpPK" , Department. class ...


Duplicate Entity class names causes Exception in Query

I have two Entities which have the same class name but reside in different packages, only one of them is mentioned in the persistence.xml. I a NamedQuery I use the unqualified class name of one of these entities. If I execute that query I get an exception;   ... ) { TypedQuery<Item> q = em. createNamedQuery ( "objdbTest.Singleton.getItem" , Item. class ... ) { TypedQuery<Long> q = em. createNamedQuery ( "objdbTest.Singleton.count" , Long. class ...


com.objectdb.o.InternalException: Unexpected internal exception

Hi, I am using objectdb.jar version 2.6.8 (installed via Maven). I am trying to authenticate a user. Initially, the database is empty. I have the following query: @javax.persistence.NamedQuery(   name = "getPersonByName",   query = "SELECT _person FROM metamodel.user.Person as _person WHERE _person.userName = :userName" ) I execute the query as follows: ... Person. class ) ; List pList = em. createNamedQuery ( "getPersonByName" ,Person. class ) . ...