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From: Louis-Claude Canon <[email protected]>
To: Josh Kupershmidt <[email protected]>
Cc: [email protected]
Subject: Re: Incomplete compatibility information for triggers
Date: Wed, 14 Nov 2012 22:19:39 +0100
Message-ID: <[email protected]> (raw)
In-Reply-To: <CAK3UJRGSqgac5wvhJgs4vVU8M2C1=nKj3BciTquO2Nbx23a+NQ@mail.gmail.com>
References: <[email protected]>
	<CAK3UJRGSqgac5wvhJgs4vVU8M2C1=nKj3BciTquO2Nbx23a+NQ@mail.gmail.com>

Le 14/11/2012 05:23, Josh Kupershmidt a écrit :
> On Sun, Nov 11, 2012 at 3:52 PM, Louis-Claude Canon
> <[email protected]> wrote:
>
>> the compatibility section of the "create trigger" page
>> (http://www.postgresql.org/docs/devel/static/sql-createtrigger.html) claims
>> that a missing functionality is the ability to define aliases for the "old"
>> and "new" rows or tables. If I am understanding this correctly, another
>> related missing functionality is that PostgreSQL does not allow the old and
>> new tables to be referenced for statement-level triggers (i.e., the "OLD
>> TABLE" that contains all the deleted/modified rows in case of
>> deletion/update). I think this is also worth noting as any workaround for it
>> seems to be more difficult (if possible at all) than for the missing alias
>> feature.
> +1, it seems like a useful missing piece from the SQL:2011 standard.
> Care to send a documentation patch?

Let me know if it requires a second round.

By the way, I can propose another patch regarding the transaction 
isolation relatively to my previous post on pgsql-bugs.

Louis


Attachments:

  [text/x-patch] 0001-Document-the-missing-OLD-NEW-TABLE-trigger-feature.patch (0B, 2-0001-Document-the-missing-OLD-NEW-TABLE-trigger-feature.patch)
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