Novice Q: trigger vs. rule

From: Robert <robert(at)robert(dot)cz>
To: pgsql-general(at)postgreSQL(dot)org
Subject: Novice Q: trigger vs. rule
Date: 1999-10-04 19:43:56
Message-ID: 37F9037B.C6DE78F7@robert.cz
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Hi,

I need to calculate total sum on a new/modified invoice, is TRIGGER or
RULE more apropriate? The only difference I see right now is RULE being
not in SQL92... Thanks in advance.

- Robert

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