Regarding mapping in ejb
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Posted By:   $hital_Jain
Posted On:   Friday, February 17, 2012 10:54 PM

Please somebody guide me to study EJB. What is owing side and inverse side? What is difference between merge and persist method of entity manager? why do we use merge method in case of one-to-one unidirectional mapping. Please help me some one with simple example or some good reference...
Regards,
Shital.

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