Query q = session.createQuery(query.toString());
int queryPos = 0;
q.setString(queryPos++, layoutId);
q.setString(queryPos++, userId);
Iterator itr = q.list().iterator();
while (itr.hasNext()) {
PollsDisplayHBM pollsDisplayHBM = (PollsDisplayHBM)itr.next();
PollsDisplayPool.remove((PollsDisplayPK)pollsDisplayHBM.getPrimaryKey());
session.delete(pollsDisplayHBM);