Re: PostgreSQL doesn't use indexes even is enable_seqscan = off
От
nconway@klamath.dyndns.org (Neil Conway)
Тема
Re: PostgreSQL doesn't use indexes even is enable_seqscan = off
Дата
Msg-id
20020708182112.GB3358@klamath.dyndns.org
Ответ на
PostgreSQL doesn't use indexes even is enable_seqscan = off (Hans-Juergen Schoenig)
Список
Дерево обсуждения
PostgreSQL doesn't use indexes even is enable_seqscan = off Hans-Juergen Schoenig <hs@cybertec.at>
Re: PostgreSQL doesn't use indexes even is enable_seqscan Stephan Szabo <sszabo@megazone23.bigpanda.com>
Re: PostgreSQL doesn't use indexes even is enable_seqscan Ricardo Junior <suga@netbsd.com.br>
Re: PostgreSQL doesn't use indexes even is enable_seqscan = off Richard Huxton <dev@archonet.com>
Re: PostgreSQL doesn't use indexes even is enable_seqscan = off nconway@klamath.dyndns.org (Neil Conway)
Re: PostgreSQL doesn't use indexes even is enable_seqscan = off Manfred Koizar <mkoi-pg@aon.at>
Re: PostgreSQL doesn't use indexes even is enable_seqscan Darren Ferguson <darren@crystalballinc.com>
On Sun, Jul 07, 2002 at 10:48:51AM +0200, Hans-Juergen Schoenig wrote: > cluster=# \d one > Table "one" > Column | Type | Modifiers > --------+---------+----------- > id | bigint | > even | boolean | > xmod | integer | > Indexes: idx_one_xmod > Unique keys: idx_one_id > cluster=# EXPLAIN SELECT * FROM one WHERE id=300000; > NOTICE: QUERY PLAN: > > Seq Scan on one (cost=100000000.00..109434714.00 rows=1 width=13) Use single quotes around the int8 literal -- i.e. SELECT * FROM one WHERE id = '300000'; This is an FAQ. Cheers, Neil -- Neil Conway PGP Key ID: DB3C29FC
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