Search Postgresql Archives

Re: Is there a way to know if trigger is invoked by the code from another trigger

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Mon, 2009-10-12 at 10:36 -0700, Erik Jones wrote:
> On Oct 11, 2009, at 10:51 AM, Naoko Reeves wrote:
> 
> > Could you tell me if there is a way to know if trigger is invoked by  
> > the code from another trigger?
> > For instance, table A Trigger deletes table B record. While in table  
> > B trigger, I want to know whether this was triggered from table A.
> 
> Nothing built in to show you that.  You could, however, have your  
> trigger on table A make an insert or update to a record in some table  
> that the trigger on table B could then look for.

This is one of those places where transaction-scoped variables would be
really, really nice; a temp table is a bit of a clumsy way to do things.

--
Craig Ringer


-- 
Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx)
To make changes to your subscription:
http://www.postgresql.org/mailpref/pgsql-general

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Index of Archives]     [Postgresql Jobs]     [Postgresql Admin]     [Postgresql Performance]     [Linux Clusters]     [PHP Home]     [PHP on Windows]     [Kernel Newbies]     [PHP Classes]     [PHP Books]     [PHP Databases]     [Postgresql & PHP]     [Yosemite]
  Powered by Linux