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187

JBOSS AS7 7.1.1 - Entity not persisted and createNamedQuery fire exception

work   // TypedQuery<Guest> query = this.em.createNamedQuery( "Guest.getAll", Guest.class ... <Guest> query = this.em.createNamedQuery( "Guest.getAll", Guest.class ); // where as this query ok ... :] at com.objectdb.jpa.EMImpl.createNamedQuery(EMImpl.java:809) [objectdb-jee-2.4.0_04.jar:] at org.jboss
157

createNamedQuery throws wrong exception

to be invalid      */     public Query createNamedQuery(String name); however ObjectDB throws javax
94

createNamedQuery(name)

Method javax.persistence.EntityManager Query createNamedQuery( String name ) Create an instance of Query for executing a named query (in the Java Persistence query language or in native SQL). Parameters: name - the name of a query defined in metadata Returns: the new query instance Throws
94

createNamedQuery(name, resultClass)

Method javax.persistence.EntityManager TypedQuery<T> createNamedQuery( String name, Class<T> resultClass ) Create an instance of TypedQuery for executing a Java Persistence query language named query. The select list of the query must contain only a single item, which must be assignable to the type
81

JPA Named Queries

are used to instantiate them. The createNamedQuery method receives a query name and a result type and returns a TypedQuery instance: TypedQuery<Country> query = em.createNamedQuery("Country ... of createNamedQuery receives a query name and returns a Query instance: Query query = em.createNamedQuery
38

ObectDb 2.3.6 in OSGi environment

<RuleValueNode> query =  (TypedQuery<RuleValueNode>) this.dbService.createNamedQuery("RuleValueNode ... > TypedQuery<T> createNamedQuery(String name, Class<T> objClass) {   return this.em.createNamedQuery ... is not found (error 301) at com.objectdb.jpa.EMImpl.createNamedQuery(EMImpl.java:828) at com.dbservice
23

New to Product & Having An Issue

.createNamedQuery("Department.findByPK", Department.class); q.setParameter("id ... ;Department> q = em.createNamedQuery("Department.findByCmpPK", Department.class); q ... = em.createNamedQuery("Department.findAll", Department.class); q.setMaxResults(1000
9

javax.persistence.EntityManager

- if not an entity Since: JPA 1.0 Query createNamedQuery(String name) Create an instance of Query ... string is found to be invalid Since: JPA 1.0 TypedQuery<T> createNamedQuery(String name, Class<T
6

javax.persistence.NamedQuery

EntityManager em; ... customers = em.createNamedQuery("findAllCustomersWithName
0

javax.jdo.JDOEntityManager

: IllegalArgumentException - if not an entity Since: JPA 1.0 Query createNamedQuery(String name) Create an instance ... if the query string is found to be invalid Since: JPA 1.0 TypedQuery<T> createNamedQuery(String name, Class

Getting Started

ObjectDB is very easy to use. Follow the Getting Started Tutorial and the Quick Tour manual chapter and in minutes you may be able to write and run first Java programs against ObjectDB.

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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