NonUniqueObjectException « Update « JPA Q&A





1. NonUniqueObjectException when save object    forum.hibernate.org

hi, I got an error when I insert a large number of records into mySQL database by the following method: public void saveUpdateOfBatch(Vector dataVector) { Session session = HibernateSessionFactory.getSession(); Transaction tr = session.beginTransaction(); for (int i = 0; i < dataVector.size(); i++) { session.saveOrUpdate(dataVector.elementAt(i)); if (i % 50 == 0) { session.flush(); session.clear(); } } tr.commit(); session.close(); } The exception is ...

2. saveOrUpdateCopy and NonUniqueObjectException    forum.hibernate.org

Newbie Joined: Thu Nov 20, 2003 2:58 pm Posts: 11 Location: Seattle, Washington I am a little confused because 1) I thought this *was* working, now it's stopped and I'm not sure what I did, and 2) I thought this was THE solution to my problem: Objects (and their children) can be exported out to XML. The XML can be modified, ...

3. NonUniqueObjectException while persisting my object    forum.hibernate.org

Hibernate-version: 2.1.6 Database : DB2 8.2 ---------------------------- Hi. I have a problem as I use a Foo class that includes a Bar and Bar has Bar instance as next Bar. When I loaded the Foo instance and update the Bar instance of Foo with the nextBar, I take a NonUniqueObjectException.Because these two instances have the same id. So what should I ...

4. saveOrUpdate() and nonUniqueObjectException    forum.hibernate.org

Regular Joined: Thu Apr 15, 2004 1:12 pm Posts: 55 Hello, Please help me figure out this problem... the tag-team of lazyInitializationException and nonUniqueObjectException is putting the smackdown on me! :-) One of my Hibernate apps under development is a web-based subscription management system. I have two many-to-many associations between Subscriber and Publication: (class Subscriber): Code:

6. saveOrUpdateCopy to solve NonUniqueObjectException    forum.hibernate.org

Hibernate version: 2.1.7 We work with detached objects and use session.saveOrUpdate() to save an object, passed form the UI layer, using a new session. Now we have the following situation: 1. A detached object Object_A, an instance of Class_A with id 1000, is passed from the UI layer to the Business Logic layer to be saved. 2. Before saving the object, ...

7. org.hibernate.NonUniqueObjectException while saving records    forum.hibernate.org

Hi All, I have one problem with hibernate while saving one record to database using the save function.While saving it is saying that "org.hibernate.NonUniqueObjectException:a different object with the same identifier value was already associated with the session: [com.path.dcrms.entities.CrmTeams#2]" This only when i am trying to delete one record and immediately re-insert another record with the same id (ie: the same id ...