Re: plans for bitmap indexes?
От | Bruce Momjian |
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Тема | Re: plans for bitmap indexes? |
Дата | |
Msg-id | 200410072254.i97MsF304599@candle.pha.pa.us обсуждение исходный текст |
Ответ на | plans for bitmap indexes? (Yann Michel <yann-postgresql@spline.de>) |
Ответы |
Re: plans for bitmap indexes?
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Список | pgsql-hackers |
Yann Michel wrote: > Hi, > > I'd like to know if there are any plans on introducing bitmap indexes > into postgresql. I think this could mean a big performance improvement > especially for datawarehousing applications. I know that there is an > index type hash but I don't know how both types are comparable due to > they are both best usable for equality expressions. Lots of people have talked about it but I don't know anyone coding it. -- Bruce Momjian | http://candle.pha.pa.us pgman@candle.pha.pa.us | (610) 359-1001+ If your life is a hard drive, | 13 Roberts Road + Christ can be your backup. | Newtown Square, Pennsylvania19073
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