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From: J.Fernando Moyano <txinete@wanadoo.es>
To: pgsql-sql@postgresql.org
Subject: RULES
Date: Tue, 22 May 2001 13:19:00 -0400
Message-ID: <01052213190000.01962@txino.mikasa.eh> (raw)

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Well ... i'm testing carefully the two rules ==>

CREATE RULE piezas_add AS
         ON insert TO piezas
         DO update materia_prima set usadas=(usadas+1)
         where n_material=new.n_material;

CREATE RULE piezas_delete AS
         ON delete TO piezas
         DO update materia_prima set usadas=(usadas-1)
         where n_material=old.n_material;

Inserting is OK.
Deleting is broken if it deletes more than one row. The rule is executed only 
one time each delete command, and not one time each deleted row.

It's this OK ??? Am i wrong ???
It's a "feature" ??  ;-)

Thanks

- -- 
Fernando Moyano

Frase del día:
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