From: | Richard Broersma Jr <rabroersma(at)yahoo(dot)com> |
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To: | Jorge Godoy <jgodoy(at)gmail(dot)com> |
Cc: | General PostgreSQL List <pgsql-general(at)postgresql(dot)org> |
Subject: | Re: Creating multiple Rules for on update |
Date: | 2006-12-11 20:18:35 |
Message-ID: | 29325.94090.qm@web31801.mail.mud.yahoo.com |
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Lists: | pgsql-general |
> When I read the docs about RULEs I remember seeing that an unqualified RULE
> was needed otherwise PG wouldn't know that the operation was complete and
> would fail. I haven't used them, but I believe that you have two options:
> - use a RULE with your filtering conditions AND add an unqualified RULE that
> is always run
> - use an unqualified RULE and call a function that will perform the action
> for you on the right tables
> I believe the second solution leads to cleaner code and is easier to update /
> debug. But I haven't tried it...
Thanks for the Reply,
I will try creating functions called from the rule as you suggest.
I would also be enterested in hearing of any other solutions that anyone might have. Also, I am
still curious about what preresequites must be meet in order to use the WHERE predicate of a rule.
Regards,
Richard Broersma Jr.
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