From: Christopher Kings-Lynne <chriskl@familyhealth.com.au>
To: Alvaro Herrera <alvherre@dcc.uchile.cl>
Cc: Bruce Momjian <pgman@candle.pha.pa.us>
Cc: elein <elein@varlena.com>
Cc: PostgreSQL-development <pgsql-hackers@postgresql.org>
Subject: Re: Adding MERGE to the TODO list (resend with subject)
Date: Sun, 09 May 2004 12:13:31 +0800
Message-ID: <409DAFEB.7020300@familyhealth.com.au> (raw)
In-Reply-To: <20040509035405.GA917@dcc.uchile.cl>
References: <200405082246.i48MkTQ29755@candle.pha.pa.us>
<409D8E48.3070805@familyhealth.com.au>
<20040509035405.GA917@dcc.uchile.cl>
> I intend to release locks on subtransaction abort, so if the update
> fails there's room for another transaction to insert the key (which I
> understand should fail?). I guess there's a different locking mechanism
> needed; I believe nested transactions will not be enough.
Except you can keep trying and trying without the outermost transaction
failing.
Chris
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To: pgsql-sql@postgresql.org
Cc: chriskl@familyhealth.com.au, alvherre@dcc.uchile.cl, pgman@candle.pha.pa.us, elein@varlena.com, pgsql-hackers@postgresql.org
Subject: Re: Adding MERGE to the TODO list (resend with subject)
In-Reply-To: <409DAFEB.7020300@familyhealth.com.au>
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