Re: Clustering system catalog indexes

Christopher Kings-Lynne wrote:
> > Not sure. Most of the system stuff is loaded in a pretty good order, and
> > cluster is only good if you are going after seveal rows of identical
> > value or similar value in the same table, and I can't think of a case
> > where this would help.  Can others?  It is a good question.
> 
> pg_attribute would commonly be fetched via the attrelid.  However, I 
> guess it's all cached anyway...

Yes, but that cache has to be loaded sometime.

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