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From Abe White <>
Subject Re: Configuration: either / or ?
Date Wed, 03 Jan 2007 22:20:01 GMT
> But if I don't provide openjpa.ConnectionDriverName the call to
> createEntityManager fails with an exception saying that  
> ConnectionDriverName
> should be provided (coming from DataSourceFactory):

You need to provide it to createEntityManagerFactory.  Not to  
createEntityManager.  You shouldn't be passing anything to  
createEntityManager.  Use the no-args version.
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