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Re: update within trigger function

From: "Jim C(dot) Nasby" <decibel(at)decibel(dot)org>
To: Mark Steben <msteben(at)autorevenue(dot)com>
Cc: pgsql-admin(at)postgresql(dot)org
Subject: Re: update within trigger function
Date: 2007-07-23 23:42:36
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-admin
On Mon, Jul 23, 2007 at 02:05:20PM -0400, Mark Steben wrote:
> We have 'table a' which has defined to it an 'after insert or update'
> trigger function
> That inserts to 'table b', obviously for every update or insert of table a.
> The challenge
> I have now is to update a new date column on 'table a' with a value coming
> out of
> Another inhouse written function within the trigger function.  But I cannot
> use the UPDATE 
> statement within the update trigger function for fear of an infinite loop.  
> All I need to do is to populate the date field of the row that is currently
> being processed by the trigger function.  
> Is there a command within plpgsql that can help me with this?

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Jim Nasby                                      decibel(at)decibel(dot)org
EnterpriseDB      512.569.9461 (cell)

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