instead of subquery?

Hi. I have this table (A) IDJOB ¦ IDKIT 4 ¦ 19 4 ¦ 19 2 ¦ 19 2 ¦ 5 I need to extract IDKIT with IDJOB2 if and only if IDKIT IDKIT when IDJOB=2 In this case my query should return null With a subquery I can do this and it works SELECT idkit from A where

RE: instead of subquery?

with IDJOB=2, group by IDKIT, with max(IDJOB2=2) You'll get: IDKIT | max(IDJOB=2) 19 | 1 Take lines with max(IDJOB=2)=0 Hope that helps, Oren. -Original Message- From: Matteo Ferrari [mailto:[EMAIL PROTECTED]] Sent: Tuesday, May 07, 2002 12:56 PM To: [EMAIL PROTECTED] Subject: instead

Re: instead of subquery?

Hi, Hi. I have this table (A) IDJOB ¦ IDKIT 4 ¦ 19 4 ¦ 19 2 ¦ 19 2 ¦ 5 I need to extract IDKIT with IDJOB2 if and only if IDKIT IDKIT when IDJOB=2 In this case my query should return null With a subquery I can do this and it works SELECT idkit