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From Georgi Naplatanov <go...@oles.biz>
Subject Re: JPA update entities every (even empty) commit
Date Thu, 17 Apr 2008 09:52:29 GMT
Hello, Rajeev.

I did it.

Best regards
Georgi

Rajeev Jha wrote:
> Good that it worked for you. Can you please close openJPA-546 with
> your comments? I believe you need enhanced classes to detect dirty
> objects selectively :o)
> 
> Thanks
> 
> - rajeev.
> 
> 
> On Thu, Apr 17, 2008 at 4:54 AM, Georgi Naplatanov <gosho@oles.biz> wrote:
>> Hello, Rajeev.
>>
>>  I repeated the test with enhanced classes and didn't see this behavior.
>>  In my test i used OpenJPA 1.0.2.
>>
>>  Best regards
>>  Georgi
>>
>>
>>
>>  Rajeev Jha wrote:
>>  > hello Georgi
>>  > Do you see this behavior with enhanced classes also? like when I try
>>  > the same test case with enhanced classes , UPDATE is fired for only
>>  > the dirty objects. can you please verify this?
>>  >
>>  >
>>  > Thanks
>>  >
>>  > - rajeev.
>>  >
>>  >
>>  >
>>  > On Thu, Mar 27, 2008 at 12:30 PM, Georgi Naplatanov <gosho@oles.biz>
wrote:
>>  >> Hello, Bardolf
>>  >>
>>  >>  I created bug report on JIRA -
>>  >>  https://issues.apache.org/jira/browse/OPENJPA-546
>>  >>
>>  >>  Let see OpenJPA developer's comments.
>>  >>
>>  >>  Best regards
>>  >>  Georgi
>>  >>
>>  >>
>>  >>
>>  >>  bardolf wrote:
>>  >>  > Hi Georgi,
>>  >>  > openJPA 1.0.1 does this, but I'm not sure if it is right behaviour.
>>  >>  > Toplink doesn't call update on unchanged entities, on the other hand
it
>>  >>  > calls update on entity planned to be removed.
>>  >>  >
>>  >>  > Bardolf
>>  >>  >
>>  >>  > Georgi Naplatanov wrote:
>>  >>  >> Hello, everybody.
>>  >>  >>
>>  >>  >> Is the update on unchanged entities within transaction the right
>>  >>  >> behavior ?
>>  >>  >>
>>  >>  >> It's very important for my applications.
>>  >>  >>
>>  >>  >> I wrote the following example and all selected entities were
updated :
>>  >>  >>
>>  >>  >> factory =
>>  >>  >> Persistence.createEntityManagerFactory("....",System.getProperties())
;
>>  >>  >> em = factory.createEntityManager() ;
>>  >>  >> em.getTransaction().begin() ;
>>  >>  >> Query q = em.createQuery("SELECT ......... ");
>>  >>  >> List l = q.getResultList() ;
>>  >>  >> System.out.println(l.size()) ;
>>  >>  >> em.getTransaction().commit() ;
>>  >>  >> em.close() ;
>>  >>  >> factory.close() ;
>>  >>  >>
>>  >>  >> My environment is :
>>  >>  >> OpenJPA 1.0.2
>>  >>  >> PostgreSQL 8.3.0
>>  >>  >>
>>  >>  >> Best regards
>>  >>  >> Georgi
>>  >>  >>
>>  >>  >
>>  >>
>>  >>
>>
>>


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