Re: When the trigger is called my application is awaiting the finish

From: Alban Hertroys <dalroi(at)solfertje(dot)student(dot)utwente(dot)nl>
To: felipe(at)informidia(dot)com(dot)br
Cc: pgsql-general(at)postgresql(dot)org
Subject: Re: When the trigger is called my application is awaiting the finish
Date: 2010-12-24 10:19:26
Message-ID: 410676B6-EB9E-457D-A0A9-9A3F405981D0@solfertje.student.utwente.nl
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On 16 Dec 2010, at 18:13, felipe(at)informidia(dot)com(dot)br wrote:

> Hello,
> I'm having a problem running an update command that invokes a trigger, the problem is that the function performed takes about 45 minutes to finish and my application is locked waiting for the finish.
> You know how I can't wait for the end?

As usual, that depends. If running that function asynchronously from your update can not break referential integrity or cause dead-locks with your update (e.g. they aren't directly connected), then you can use LISTEN/NOTIFY to notify another process on a different connection that the function should be performed.

Alban Hertroys

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