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From maho77 <m.hoffm...@mvolution.de>
Subject Re: Problem with JPA MySQL and Geronimo2.0.2
Date Tue, 06 Nov 2007 16:25:10 GMT



Jay D. McHugh-2 wrote:
> 
> 
> Hey Mark,
> 
> That one caught me too.
> 
> The JPA spec says that you have to use a mapping table to do a 
> one-to-many relationship.
> 
> But, OpenJPA has a proprietary annotation that you can use if you know 
> that you will not be using any other persistence engines:
> 
> @ElementJoinColumn(name="<child table ref column>" 
> referencedColumnName="<parent table ref column>")
> 
> That should allow you to bypass the 'standard' JPA relationship mapping 
> and get your one-to-many working.
> 
> Jay
> 
> 
> 
> 
> 

Thank you Jay
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