It was that. I follow what is explained on the openJPA website about enhancement and now everything is working well. I don't get anymore this update.
You can find everything about enhancement there <http://openjpa.apache.org/entity-enhancement.html> It's well explained, you can do it with Maven, Eclipse tool or Ant too. -- View this message in context: http://openejb.979440.n4.nabble.com/SQL-update-while-doing-get-tp4658628p4658641.html Sent from the OpenEJB User mailing list archive at Nabble.com.