What is difference between @Resource UserTransaction and EntityManager.getTransaction()

Posted by Nitesh Panchal on Stack Overflow See other posts from Stack Overflow or by Nitesh Panchal
Published on 2010-03-25T15:52:17Z Indexed on 2010/03/25 15:53 UTC
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java

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jpa

Hello, Can anybody explain what is difference between :-

@Resource
UserTransaction objUserTransaction;

and

EntityManager.getTransaction();

And also what is container managed transaction? and how should i do it in my session facade if i want to insert three rows in table in transaction.

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