Re: Monthly table partitioning for fast purges?
От | Benjamin Jury |
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Тема | Re: Monthly table partitioning for fast purges? |
Дата | |
Msg-id | 24DC688F52AAD611B60900096BB0B440015D8446@chapar.mpuk.com обсуждение исходный текст |
Ответ на | Monthly table partitioning for fast purges? ("Roger Hand" <rhand@ragingnet.com>) |
Ответы |
Re: Monthly table partitioning for fast purges?
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Список | pgsql-general |
You could create an index on the function date(), which strips the time information. > -----Original Message----- > From: psql-mail@freeuk.com [mailto:psql-mail@freeuk.com] > Sent: 04 August 2003 14:01 > To: PgSQL General ML > Subject: Re: [GENERAL] Monthly table partitioning for fast purges? > > > I am looking at ways to speed up queries, the most common way by for > queries to be constrianed is by date range. I have indexed the date > column. Queries are still slower than i would like. ... > The date column is of type timestamp (and so goes right down > to seconds) > , most user queries are only concerned about whole days without the > times, (but hte time data is required for other queries) can i do > something with an index of the timestamps cast to dates? and > then cast > the queries to dates too?
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