About merge

71-80 of 114Refresh
Forum
1

Entity listener - event instead of object

). You may create a copy of that object (maybe by JPA's detach + merge or by JDO's detachCopy
Issue
1

Exception on query

. It will be merged with issue #1080, which according to the stack trace represents the same problem. wua
Forum
1

Foreign key constraint issue

    private long id;     @OneToMany(cascade = {CascadeType.MERGE, CascadeType.REMOVE}, mappedBy
Forum
1

Help understanding Entity behavior with JPA

with the IDs they are not managed. You can get the single managed entity of that ID by using find or merge. Non
Forum
1

Is it possible to remove parent/child entities without refresh?

= { CascadeType.PERSIST, CascadeType.MERGE, CascadeType.REFRESH })   private ParentEntity parent
Issue
1

javax.jdo.JDONullIdentityException: The identity must not be null.

When stopping my JEE 6 Web Profile application in Glassfish 3.1.1, I sometimes get this exception, yielding in not merging athene.odb and athene.odb$. A bug in objectdb?    bjjl@ps2:~$ ls -l /var/db/athene/ total 122080 -rw-r--r-- 1 bjjl webservd   2621440 2012-05-24 16:40 athene.odb -rw-r--r-- 1
Issue
1

JPA Composite Key make Object Db throws "Unexpected exception (Error 990)"

Unfortunately, while merging the entity, object db is throwing the following Exception : [ObjectDB 2.4.0
Forum
1

Lazy loading does not work - crud takes long

need for 50 Records 1 second to remove. for(Datapoint d: list){ em.remove(em.merge(d))}   The class
Forum
1

Mapped By Fetch is very Slow

("child" +i);    child2.setMyEntity(e1);    e1.setEntityChild(child2);    em.merge(e1);   }   em
Forum
1

Master database switching to read-only mode, possibly caused by slave failure

.EMImpl.merge(EMImpl.java:456) at sun.reflect.GeneratedMethodAccessor528.invoke(Unknown Source