ANother point, openjpa.FlushBeforeQueries due to the performance impact as mentioned on the OpenJPA optimization guide:
http://openjpa.apache.org/builds/1.2.3/apache-openjpa/docs/ref_guide_optimization.html -- View this message in context: http://openjpa.208410.n2.nabble.com/Repeated-merge-causing-Optimistic-lock-errors-tp7587466p7587467.html Sent from the OpenJPA Developers mailing list archive at Nabble.com.
