Re: searching using indexes 8.3

From: Alan Hodgson <ahodgson(at)simkin(dot)ca>
To: pgsql-general(at)postgresql(dot)org
Subject: Re: searching using indexes 8.3
Date: 2008-03-10 17:42:58
Message-ID: 200803101042.58130@hal.medialogik.com
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On Monday 10 March 2008, LARC/J.L.Shipman/jshipman
<jeffery(dot)l(dot)shipman(at)nasa(dot)gov> wrote:
> Hi,
> When I do a search such as:
>
> EXPLAIN ANALYZE SELECT * FROM itemsbyauthor;
> QUERY PLAN
> ------------------------------------------------------------------------
> -------------------------------------------
> Seq Scan on itemsbyauthor (cost=0.00..971.34 rows=53634 width=34)
> (actual time=0.029..25.831 rows=53634 loops=1)
> Total runtime: 34.851 ms
> (2 rows)
>
>
> I have an index for the table, but it is not being utilized. Why is
> this? How do I get the index to be used?
>

You asked for the whole table. How would an index help?

--
Alan

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