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From: Steve Crawford <scrawford@pinpointresearch.com>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: Scott Marlowe <scott.marlowe@gmail.com>
Cc: Peter Kovacs <maxottovonstirlitz@gmail.com>
Cc: pgsql-admin@postgresql.org
Subject: Re: Do we need vacuuming when tables are regularly dropped?
Date: Mon, 29 Sep 2008 16:57:53 -0700
Message-ID: <48E16B81.5080008@pinpointresearch.com> (raw)
In-Reply-To: <26113.1222731864@sss.pgh.pa.us>
References: <b6e8f2e80809290237p7685dbcfm9d5c886ba225b956@mail.gmail.com>
	<9815.1222690583@sss.pgh.pa.us>
	<b6e8f2e80809290533g2a7e09b1i110bb085ad75092e@mail.gmail.com>
	<48E10C95.2050207@pinpointresearch.com>
	<dcc563d10809291026h6d01e20cv1afcffd8aec332c5@mail.gmail.com>
	<25195.1222728353@sss.pgh.pa.us>
	<48E1606E.7070702@pinpointresearch.com>
	<26113.1222731864@sss.pgh.pa.us>

Tom Lane wrote:
> Steve Crawford <scrawford@pinpointresearch.com> writes:
>   
>> postgres@[local]=> CLUSTER pg_class USING pg_class_oid_index ;
>> ERROR:  "pg_class" is a system catalog
>>     
>
> I think the DB is probably protecting you from yourself here ;-).

And elsewhere. :)

I wasn't advocating for a change of behavior, just the addition of 
"Clustering is not permitted on system tables." to the documentation of 
the CLUSTER command.

Cheers,
Steve






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