Wow, what a fast response !!! >>>>> "PFC" == PFC <[EMAIL PROTECTED]> writes:
PFC> Try : PFC> SELECT owner from pictures group by owner; That's a slight improvement, but there's still a seq scan on pictures: HashAggregate (cost=114.38..114.38 rows=21 width=4) (actual time=7.585..7.605 rows=21 loops=1) -> Seq Scan on pictures (cost=0.00..103.70 rows=4270 width=4) (actual time=0.015..3.272 rows=4270 loops=1) Total runtime: 7.719 ms -- Laurent Martelli [EMAIL PROTECTED] Java Aspect Components http://www.aopsys.com/ http://jac.objectweb.org ---------------------------(end of broadcast)--------------------------- TIP 3: if posting/reading through Usenet, please send an appropriate subscribe-nomail command to [EMAIL PROTECTED] so that your message can get through to the mailing list cleanly