Re: logical column ordering

From: Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>
To: Tomas Vondra <tomas(dot)vondra(at)2ndquadrant(dot)com>
Cc: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Jim Nasby <Jim(dot)Nasby(at)BlueTreble(dot)com>, Josh Berkus <josh(at)agliodbs(dot)com>, pgsql-hackers(at)postgresql(dot)org
Subject: Re: logical column ordering
Date: 2015-02-27 18:23:03
Message-ID: 20150227182303.GH2384@alvh.no-ip.org
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Tomas Vondra wrote:

> Physical ordering is still determined by the CREATE TABLE command,

In theory, you should be able to UPDATE attphysnum in pg_attribute too
when the table is empty, and new tuples inserted would follow the
specified ordering.

--
Álvaro Herrera http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services

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