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Re: Deferred RI trigger for non-key UPDATEs and subxacts

From: "Simon Riggs" <simon(at)2ndquadrant(dot)com>
To: "Affan Salman" <affan(at)enterprisedb(dot)com>
Cc: <pgsql-patches(at)postgresql(dot)org>
Subject: Re: Deferred RI trigger for non-key UPDATEs and subxacts
Date: 2007-07-15 20:12:33
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-patches
On Sat, 2007-07-14 at 00:12 +0100, Affan Salman wrote:
> With some time to spare, I thought I'd submit a quick-fix patch to the
> issue I reported here:
> This should preclude optimizing away a deferred RI trigger if the
> UPDATEd row (in the FK table) was inserted by "current" transaction
> (i.e. defined by TransactionIdIsCurrentTransactionId()) and not
> necessarily "by our own transaction" as the code currently says.

Good bug fix, looks correct to me.

I've re-checked all the call points of GetCurrentTransactionId() to see
if there was any further abuse of it, but cannot find any.

  Simon Riggs

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