Execute the query. The query is executed returning an enumeration of all the objects found. If no objects were found, the enumeration will be empty.
After execution the parameter list is reset. New parameters can be bound and the query re-executed.
@return Query results (zero or more objects)
@throws QueryException The query expression cannot be processed,or the query parameters are invalid
@throws TransactionNotInProgressException Method called whiletransaction is not in progress
@throws PersistenceException An error reported by thepersistence engine