From: | "Jean-Francois Leveque" <leveque(at)webmails(dot)com> |
---|---|
To: | pgsql-docs(at)postgresql(dot)org |
Subject: | Trigger Procedures question |
Date: | 2001-06-29 16:21:37 |
Message-ID: | 20010629152137.3713.qmail@webmails.com |
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Thread: | |
Lists: | pgsql-docs |
I want to check something before
a delete is made.
I made a before delete trigger that
calls a procedure.
The procedure raises an exception
when I don't want the delete to be
made (I could also have returned NULL,
but wouldn't have get much information
from it).
The question is :
What do I return when I want the delete to be made ?
If I return OLD (known when deleting), maybe that
cancels the delete too.
I don't have NEW (known only on insert/update).
I couldn't find the answer in the docs.
Best regards,
Jean-Francois Leveque
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