From: | Christopher Kings-Lynne <chriskl(at)familyhealth(dot)com(dot)au> |
---|---|
To: | "Michael Ryan S(dot) Puncia" <mpuncia(at)census(dot)gov(dot)ph> |
Cc: | pgsql-performance(at)postgresql(dot)org |
Subject: | Re: Using LIKE expression problem.. |
Date: | 2004-05-12 07:59:10 |
Message-ID: | 40A1D94E.9030605@familyhealth.com.au |
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Thread: | |
Lists: | pgsql-performance |
Are you in a non-C locale?
Chris
Michael Ryan S. Puncia wrote:
> Yes , I already do that but the same result .. LIKE uses seq scan
>
> -----Original Message-----
> From: pgsql-performance-owner(at)postgresql(dot)org
> [mailto:pgsql-performance-owner(at)postgresql(dot)org] On Behalf Of Christopher
> Kings-Lynne
> Sent: Wednesday, May 12, 2004 2:48 PM
> To: Michael Ryan S. Puncia
> Cc: pgsql-performance(at)postgresql(dot)org
> Subject: Re: [PERFORM] Using LIKE expression problem..
>
>
>>In the query plan ..it uses seq scan rather than index scan .. why ? I
>>have index on lastname, firtname.
>
>
> Have you run VACUUM ANALYZE; on the table recently?
>
> Chris
>
>
> ---------------------------(end of broadcast)---------------------------
> TIP 7: don't forget to increase your free space map settings
>
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