Re: postgresql meltdown on PlanetMath.org - Mailing list pgsql-performance

From Christopher Kings-Lynne
Subject Re: postgresql meltdown on PlanetMath.org
Date
Msg-id 07b501c2ecee$8917b8c0$6500a8c0@fhp.internal
Whole thread Raw
In response to Re: postgresql meltdown on PlanetMath.org  ("Kendrick C. Wilson" <kendrick_wilson@hotmail.com>)
List pgsql-performance

> What is the structure of you table?
> Is the data types in the table the same as in the SQL....
>
> Did you create the index after the loading the table?
> cluster the table around the most used index....

There is no point clustering a table around the most used index, unless
access to the index is non-random.  eg. you are picking up more than one
consecutive entry from the index at a time.  eg. Indexes on foreign keys are
excellent for clustering.

Chris


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