From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
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To: | Ragnar Kjørstad <postgres(at)ragnark(dot)vestdata(dot)no> |
Cc: | Robert(dot)Farrugia(at)go(dot)com(dot)mt, pgsql-admin(at)postgresql(dot)org |
Subject: | Re: Requirements for a database server |
Date: | 2001-07-19 18:08:05 |
Message-ID: | 24507.995566085@sss.pgh.pa.us |
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Lists: | pgsql-admin |
=?iso-8859-1?Q?Ragnar_Kj=F8rstad?= <postgres(at)ragnark(dot)vestdata(dot)no> writes:
> On Thu, Jul 19, 2001 at 07:38:25AM +0200, Robert(dot)Farrugia(at)go(dot)com(dot)mt wrote:
>> Since I have a number of heavy inserts per day, dropping the indexes and
>> recreating them could be an option. Only problem I see is that to
>> recreate them they take alot of time, at which queries will be tremendously
>> slow.
> What about first creating new indexes (with a different name), and then
> delete the old one? will that work?
Should work fine as far as read-only queries go. CREATE INDEX locks out
writes, however, so those will be blocked in any case...
regards, tom lane
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