Re: learning Hibernate

OK, I had not heard JPA was done.
I agree JDO is not part of J2EE or J2SE, largely due to politics of the EJB app server and relational DB community. But we all use a number of Java facilities that are not part of J2EE and J2SE.


> From: Don Brady <dbrady-d0/1ywxyuRNWk0Htik3J/[email protected]>
> Date: 2006/08/15 Tue PM 07:49:21 EDT
> To: <[email protected]>
> Subject: Re: [Juglist] learning Hibernate
> 
> 
> >I'd encourage people to compare JDO and JPA. My understanding is 
> >that JDO has much richer modeling capabilities. JDO is a 2.0 
> >product, JPA is not even released as 1.0 yet (as far as I know). If 
> >you don't like the queries of Hibernate (very SQL based), you will 
> >not like the queries of JPA.
> 
> 
> Just as footnote, the  JPA spec. is final  and the reference 
> implementation is included in the Sun J2EE 5 Sun Java System 
> Application Server Platform Edition 9.
> 
> People who use JPA will eventually be able to run their code 
> unchanged under BEA, JBoss, IBM WebSphere, Sun, Toplink, Hibernate, 
> and any J2SE 6, which is a huge attraction.
> 
> JDO has good things too, but is not included in J2EE or J2SE.
> 
> As has been pointed out, it is somewhat apples and oranges in any 
> case because they are very different.
> 
> Coming down the road, we also have SDO, which is tied to SCA.     It 
> is more language independent but I think a bit more like JDO than 
> SDO, though again a different target.   SCA is IBM and BEA and 
> others, and Sun just joined too.....
> 
> 
> 
> 
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