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  • Subject: Re: Triggers and RI
  • From: rbbaird@xxxxxxxxxxx (Rick Baird)
  • Date: Mon, 09 Jun 1997 20:11:41 +0100
  • Organization: Premium Systems, Inc.

Kahn, David wrote:
 
> You're on the right lines, but the situation is a bit more sophisticated
> than that. Firstly, if you have the most basic RI constraint, the RESTRICT
> rule, then the referential constraints are evaluated before an "after"
> trigger is called. If they're violated the update is prevented and the
> "after" trigger does not get called, although a "before" trigger would be.

I'm asking this question for someone else, without knowing the full
details.  But he did tell me that it is a "before" trigger, so he must
be using something other than RESTRICT for his ri.  

> The RI rules other than RESTRICT require you to be running under commitment
> control. You should therefore ensure that all files involved in the
> constraint and the trigger are running under the same commitment definition.

This must be the hole in his boat.  Thanks for the info!

regards,

rick
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