Re: [PATCHES] Approximate count(*)
От | Jim C. Nasby |
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Тема | Re: [PATCHES] Approximate count(*) |
Дата | |
Msg-id | 20050327212415.GQ51784@decibel.org обсуждение исходный текст |
Ответ на | Re: [PATCHES] Approximate count(*) (Josh Berkus <josh@agliodbs.com>) |
Список | pgsql-docs |
Josh, David- Do you think it's worth adding a function that would do the select for you? IE: tuplecount('schema', 'tablename')? On Thu, Mar 24, 2005 at 07:19:00PM -0800, Josh Berkus wrote: > David, > > If Jim and I finish our work for 8.1, then you'll be able to do: > > SELECT approx_records FROM pg_sysviews.pg_tables WHERE schema_name = 'schema' > AND table_name = 'table' > > But the same caveats will apply. > > -- > Josh Berkus > Aglio Database Solutions > San Francisco > > ---------------------------(end of broadcast)--------------------------- > TIP 4: Don't 'kill -9' the postmaster > -- Jim C. Nasby, Database Consultant decibel@decibel.org Give your computer some brain candy! www.distributed.net Team #1828 Windows: "Where do you want to go today?" Linux: "Where do you want to go tomorrow?" FreeBSD: "Are you guys coming, or what?"
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