// Alter tables to match corrent schema
PersistenceBroker broker = PersistenceBrokerFactory.createPersistenceBroker( connKey );
broker.beginTransaction();
try {
Connection con = broker.serviceConnectionManager().getConnection();
/*
TODO:
Derby alter table statements created by DdlUtils have wrong syntax.
Luckily we do not need to do such modifications for now. There is
error report for DdlUtils (http://issues.apache.org/jira/browse/DDLUTILS-53),