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difference between apache ojb and OpenJPA

 
 
Amit Jain
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      11-06-2008
Hi All,
I found detail information on Apache OJB but not on OpenJPA.
can any one please tell me what is difference between Apache OJB and
JPA.

Thank,
Amit Jain
 
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Lew
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      11-06-2008
On Nov 6, 5:26*am, Amit Jain <amitatgro...@gmail.com> wrote:
> Hi All,
> I found detail information on Apache OJB but not on OpenJPA.
> can any one please tell me what is difference between Apache OJB and
> JPA.


OpenJPA is compliant with the latest Java EE specification, which
includes JPA, OJB is not.

Apache OBJ was last updated nearly 3 years ago. OpenJPA was last
updated nearly 3 months ago.

From what I remember of JDO, JPA is a much easier model to which to
program.

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Lew
 
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Lew
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      11-07-2008
Amit Jain wrote:
> I found detail information on Apache OJB but not on OpenJPA.


Did you look at the OpenJPA web site?

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Lew
 
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Amit Jain
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      11-07-2008
On Nov 7, 5:04*am, Lew <no...@lewscanon.com> wrote:
> Amit Jain wrote:
> > I found detail information on Apache OJB but not on OpenJPA.

>
> Did you look at the OpenJPA web site?
>
> --
> Lew


Hi Lew,
yes I gone through http://openjpa.apache.org/ but there I didn't found
any comparison there with OJB.
Could through some light or provide some link where I can found
comparison.

Thanks in advance
Amit Jain
 
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Lew
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      11-07-2008
Amit Jain wrote:
> yes I gone through http://openjpa.apache.org/ but there I didn't found
> any comparison there with OJB.
> Could through some light or provide some link where I can found
> comparison.


Fundamentally they're different. OJB implements the defunct JDO standard and
OpenJPA implements the current JPA standard.

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Lew
 
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Amit Jain
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      11-10-2008
On Nov 7, 5:37*pm, Lew <no...@lewscanon.com> wrote:
> Amit Jain wrote:
> > yes I gone throughhttp://openjpa.apache.org/but there I didn't found
> > any comparison there with OJB.
> > Could through some light or provide some link where I can found
> > comparison.

>
> Fundamentally they're different. *OJB implements the defunct JDO standard and
> OpenJPA implements the current JPA standard.
>
> --
> Lew


Thanks Lew for your valuable input.

Amit Jain
 
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Amit Jain
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      11-10-2008
On Nov 10, 10:09*am, Amit Jain <amitatgro...@gmail.com> wrote:
> On Nov 7, 5:37*pm, Lew <no...@lewscanon.com> wrote:
>
> > Amit Jain wrote:
> > > yes I gone throughhttp://openjpa.apache.org/butthere I didn't found
> > > any comparison there with OJB.
> > > Could through some light or provide some link where I can found
> > > comparison.

>
> > Fundamentally they're different. *OJB implements the defunct JDO standard and
> > OpenJPA implements the current JPA standard.

>
> > --
> > Lew

>
> Thanks Lew for your valuable input.
>
> Amit Jain


JDO v JPA
http://db.apache.org/jdo/jdo_v_jpa.html
 
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