Re: Simple Column reordering

From: Andrew Dunstan <andrew(at)dunslane(dot)net>
To: Josh Berkus <josh(at)agliodbs(dot)com>
Cc: pgsql-hackers(at)postgresql(dot)org, Bruce Momjian <bruce(at)momjian(dot)us>, Simon Riggs <simon(at)2ndquadrant(dot)com>
Subject: Re: Simple Column reordering
Date: 2007-02-26 20:47:31
Message-ID: 45E34763.9080009@dunslane.net
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Josh Berkus wrote:
> For my part, I continue to the interested in this proposal and would like to
> see some performance benchmarks on it. If there is enough performance gain,
> I think it would be possible to implement a "logical" order which was
> different from the "physical" order. Such a feature would also allow us to
> give the MySQLites the ability to re-order columns they keep asking for.
>
>

That is indeed what has been proposed (see earlier discussion re Tom's 3
numbers idea). Simon's proposal would not have done that, however, but
would simply have mutated the (single physical+logical) column order.

Anyway, I think we're all (or mostly all) on the same page now.

cheers

andrew

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