From: Dan Langille <dan@langille.org>
To: Montrone, Marc -- 7183 <marc.montrone@novastar1.com>
Cc: 'pgsql-sql@postgresql.org' <pgsql-sql@postgresql.org>
Subject: Re: Optimizing
Date: Fri, 28 Feb 2003 20:12:48 -0500 (EST)
Message-ID: <20030228201127.M54500@xeon.unixathome.org> (raw)
In-Reply-To: <6F92EBF93563D411A42200508BD97A9A05645C2A@KCNT02B>
References: <6F92EBF93563D411A42200508BD97A9A05645C2A@KCNT02B>
On Fri, 28 Feb 2003, Montrone, Marc -- 7183 wrote:
> Please advise how I can improve performance of query searching for telephone
> numbers. I have a table with over a million records of phone numbers in a
> single indexed field. To find one phone number takes nearly 20 seconds.
> Aside from hardware upgrades, how can I improve the performance of this
> query? Thank you in advance.
Please provide the following which will help us to help you:
The output of this commend : select version();
Please prefix your query with "explain analyze" and provide us with both
the query and the output of this command.
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To: pgsql-sql@postgresql.org
Cc: dan@langille.org, marc.montrone@novastar1.com
Subject: Re: Optimizing
In-Reply-To: <20030228201127.M54500@xeon.unixathome.org>
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