Re: Building multiple indexes concurrently - Mailing list pgsql-performance

From Alvaro Herrera
Subject Re: Building multiple indexes concurrently
Date
Msg-id 20100317202401.GC3902@alvh.no-ip.org
Whole thread Raw
In response to Re: Building multiple indexes concurrently  (Andres Freund <andres@anarazel.de>)
Responses Re: Building multiple indexes concurrently  (Greg Smith <greg@2ndquadrant.com>)
List pgsql-performance
Andres Freund escribió:

> I find it way much easier to believe such issues exist on a tables in
> constrast to indexes. The likelihood to get sequential accesses on an index is
> small enough on a big table to make it unlikely to matter much.

Vacuum walks indexes sequentially, for one.

--
Alvaro Herrera                                http://www.CommandPrompt.com/
PostgreSQL Replication, Consulting, Custom Development, 24x7 support

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