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Re: Avoid FK validations for no-rewrite ALTER TABLE ALTER TYPE

From: Alvaro Herrera <alvherre(at)commandprompt(dot)com>
To: Noah Misch <noah(at)leadboat(dot)com>
Cc: Jeff Janes <jeff(dot)janes(at)gmail(dot)com>, Pg Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Avoid FK validations for no-rewrite ALTER TABLE ALTER TYPE
Date: 2012-01-25 14:17:27
Message-ID: 1327500536-sup-1482@alvh.no-ip.org (view raw or flat)
Thread:
Lists: pgsql-hackers
Excerpts from Noah Misch's message of dom ene 22 02:05:31 -0300 2012:

> Thanks.  I've attached a new version fixing this problem.

Looks good to me.  Can you please clarify this bit?

			 * Since we elsewhere require that all collations share the same
			 * notion of equality, don't compare collation here.

Since I'm not familiar with this code, it's difficult for me to figure
out where this "elsewhere" is, and what does "same notion of equality"
mean.

-- 
Álvaro Herrera <alvherre(at)commandprompt(dot)com>
The PostgreSQL Company - Command Prompt, Inc.
PostgreSQL Replication, Consulting, Custom Development, 24x7 support

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