On Thu, May 25, 2006 at 14:30:05 -0700, operationsengineer1(at)yahoo(dot)com wrote: > > Bruno, no worries. i didn't explain what i wanted too > well. i'm *only* interested in the last (latest > timestamp) inspect_result for each inspect_id. Then DISTINCT ON is the the simplest way to do this. You can ORDER BY inspect_id DESC, timestamp DESC to get the last record for each inspect_id. This is not standard SQL though.