Re: MERGE Specification

From: Alvaro Herrera <alvherre(at)commandprompt(dot)com>
To: Simon Riggs <simon(at)2ndquadrant(dot)com>
Cc: Petr Jelinek <pjmodos(at)pjmodos(dot)net>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: MERGE Specification
Date: 2008-04-25 13:10:57
Message-ID: 20080425131057.GA5888@alvh.no-ip.org
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Simon Riggs wrote:

> I'm now happy that we can get a spec-compliant end result by always
> forcing NOT MATCHED rules to occur before MATCHED rules, when we have at
> least one unique index.

... and raise an ERROR when there is no unique index?

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

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