ON DELETE rule

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От J.Fernando Moyano
Тема ON DELETE rule
Дата
Msg-id 01040110093800.01615@txino.mikasa.eh
обсуждение исходный текст
Ответы Re: ON DELETE rule  (Tom Lane <tgl@sss.pgh.pa.us>)
Список pgsql-sql
I'm trying to do something like this:

CREATE RULE piezas_delete ASON delete TO piezasDO update materia_prima set usadas=(usadas-1)where
n_material=old.n_material;

The rule is created. OK .... but the action doesn't run like it's supossed.
¿What is wrong?

Is "old" usable with "ON DELETE" rules ???

I think delete action its performed AFTER rule action .... ¿OK?
So ...  it's possible to access field values of delete affectted registers?



-- 
Fernando Moyano

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