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From: Alvaro Herrera <[email protected]>
To: Tom Lane <[email protected]>
Cc: Robert Haas <[email protected]>
Cc: Greg Sabino Mullane <[email protected]>
Cc: [email protected]
Subject: Re: global temporary tables
Date: Mon, 26 Apr 2010 16:18:47 -0400
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
References: <[email protected]>
	<[email protected]>
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	<[email protected]>

Tom Lane escribió:
> [ forgot to respond to this part ]
> 
> Robert Haas <[email protected]> writes:
> > ...  I don't see the problem with DROP.
> > Under the proposed design, it's approximately equivalent to dropping a
> > table that someone else has truncated.  You just wait for the
> > necessary lock and then do it.
> 
> And do *what*?  You can remove the catalog entries, but how are you
> going to make the physical storage of other backends' versions go away?
> (To say nothing of making them flush their local buffers for it.)

Maybe we could add a sinval message to that effect.

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

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