Yves Vindevogel wrote:
I forgot cc

Begin forwarded message:

From: Yves Vindevogel <[EMAIL PROTECTED]>
Date: Mon 13 Jun 2005 17:45:19 CEST
Subject: Re: [PERFORM] Updates on large tables are extremely slow

Yes, but if I update one column, why should PG update 21 indexes ?
There's only one index affected !

No - all 21 are affected. MVCC creates a new row on disk.

  Richard Huxton
  Archonet Ltd

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