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Re: Index usage btree+gist ?

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Arnaud Lesauvage <thewild(at)freesurf(dot)fr>
Cc: pgsql-novice(at)postgresql(dot)org
Subject: Re: Index usage btree+gist ?
Date: 2006-02-17 15:21:37
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-novice
Arnaud Lesauvage <thewild(at)freesurf(dot)fr> writes:
> I was advised the PostGis list to use a multicolumn index on both 
> the integer column and the geometry column.

You could try that (put the geometry column first!).  I'm not sure how
effective additional columns in a gist index really are, but it's worth
experimenting with.

			regards, tom lane

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