Session saveorupdate not updating
if I call Active() it throughs null pointer tx.commit() is not throwing any exception. Null Pointer Exception at org.hibernate.transaction. Native Method Accessor Impl.invoke(Native Method Accessor Impl.java:39) at sun.reflect.This is the exception showing in server(JBoss) ,437 ERROR [Log Interceptor] Runtime Exception in method: public abstract void com.groups. Delegating Method Accessor Impl.invoke(Delegating Method Accessor Impl.java:25) at reflect.
JPA’s merge method copies the state of a detached entity to a managed instance of the same entity.
to store the changes of a detached entity in the database.
That’s why a lot of developers are wondering which of these methods they should use.
This might be a problem if your DBA registered an update trigger for the database table.
In these situations, you can annotate your entity with ,530 INFO Test Persist Save Merge:121 - Before commit ,531 DEBUG SQL:92 - select author_.id, author_.first Name as first Nam2_0_, author_Name as last Name3_0_, author_.version as version4_0_ from Author author_ where author_.id=?
Search for session saveorupdate not updating:
,368 INFO Test Persist Save Merge:237 - Save entity ,482 DEBUG SQL:92 - select tbl.next_val from hibernate_sequences tbl where tbl.sequence_name=? ,584 INFO Test Persist Save Merge:240 - Commit transaction ,655 DEBUG SQL:92 - insert into Author (first Name, last Name, version, id) values (? The only ones that remain are 2 corner cases in which Hibernate might delay the retrieval of the primary key, the return type of the method and the support by other JPA implementations.