From: | Mike Rylander <mrylander(at)gmail(dot)com> |
---|---|
To: | George Essig <george_essig(at)yahoo(dot)com> |
Cc: | pgsql-performance(at)postgresql(dot)org |
Subject: | Re: int4 in a GiST index |
Date: | 2004-11-11 05:53:09 |
Message-ID: | b918cf3d041110215315213639@mail.gmail.com |
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Lists: | pgsql-performance |
On Wed, 10 Nov 2004 18:50:28 -0800 (PST), George Essig
<george_essig(at)yahoo(dot)com> wrote:
> Mike Rylander wrote:
>
> > I want to create a multi-column index across the tsvector and classification
> > columns as that should help with selectivity. But because there is no
> > GiST opclass for INT4 the index creation complains thusly:
>
> Install contrib/btree_gist along with contrib/tsearch2 to create a multicolumn index on the in4
> and the tsvector columns. See the following for an example:
>
> http://www.sai.msu.su/~megera/postgres/gist/tsearch/V2/docs/oscon_tsearch2/multi_column_index.html
>
> George Essig
>
Thanks a million. I had actually just found the answer after some
more googling, but I hadn't seen that page and it happens to be
exactly what I wanted.
As a side note I'd like to thank everyone here (and especially George,
in this case). I've been on these lists for quite a while and I'm
always amazed at the speed, accuracy and precision of the answers on
the PG mailing lists.
--
Mike Rylander
mrylander(at)gmail(dot)com
GPLS -- PINES Development
Database Developer
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