[hibernate-issues] [Hibernate-JIRA] Closed: (HHH-3424) concat() with param binding fails function on derby

concat() with param binding fails function on derby ---------------------------------------------------- Key: HHH-3424 URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-3424 Project: Hibernate3 Issue Type: Improvement Components: query-criteria, query-hql, query-sql Environment: Derby (although assumed DB2 has same issue) Reporter: Steve Ebersole Assignee: Steve Ebersole Fix For: 3.2.x, 3.3.x, 3.4 Derby does not accept queries in which concat is used to attempt to concatenate params. For example: concat( ?, ? ) is illegal because it limits that only strings can be concatenated. As such, one must use cast() calls around the params: concat( cast( ? as varchar(xyz) ), cast ( ? as varchar(xyz) ) ) Note however, that this limits what can be bound to these params a bit when those queries run against derby/db2...