Hibernate maps type "timestamp" to Mysql's type "datetime" not "timestamp" -------------------------------------------------------------------------- Key: HIBERNATE-120 URL: https://issues.jboss.org/browse/HIBERNATE-120 Project: Hibernate Integration Issue Type: Bug Reporter: zhou yanming Assignee: Steve Ebersole Priority: Critical datetime will trim millisecond record.setLastModified(new Date(1250053078708)); session.save(record); .... record = session.load(record.getId()); System.out.println(record.getLastModified()); // here is 125005307000 not expected 1250053078708