Hi Could someone please help me out here?
TABLE: RECNO | ID | TYPE --------------------------------- 1 | 1 | NULL 2 | 2 | 4 <-KEEP AS IS 3 | 2 | 6 <- DROP 4 | 3 | NULL <- KEEP AS IS 5 | 4 | NULL <-KEEP AS IS 6 | 5 | 1 <-NULL 7 | 5 | 3 <-DROP 8 | 6 | 7 <-NULL 9 | 6 | 3 <-DROP What I neede is a SQL statement that for a given value of TYPE, lets say 4, selects all the unique id's with TYPE = 4 when appropriate otherwise NULL like: SOLUTION: RECNO | ID | TYPE --------------------------------- 1 | 1 | NULL 2 | 2 | 4 3 | 3 | NULL 4 | 4 | NULL 5 | 5 | NULL 6 | 6 | NULL I know this isn't MySQL specifik but hope for someones help anyway :-) Sorry for any inconvenience this may course users of the list Regards Soren -- MySQL General Mailing List For list archives: http://lists.mysql.com/mysql To unsubscribe: http://lists.mysql.com/[EMAIL PROTECTED]
