[SQL] ON DELETE rule

2001-04-01 Thread J.Fernando Moyano
I'm trying to do something like this: CREATE RULE piezas_delete AS ON delete TO piezas DO 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" usa

[SQL] Trigger Function and Html Output

2001-04-01 Thread Stef Telford
Hello, i find i must turn once again to the list for help, in what is probably another silly request. I have a view (made of 4 tables) and now find that users need to have the view different based on some criteria from the database. its. well. its rather icky to go into. but i can

Re: [SQL] Trigger Function and Html Output

2001-04-01 Thread Richard Huxton
Stef Telford wrote: > > Hello, > i find i must turn once again to the list for help, in what > is probably another silly request. That's what the list is for, and it's only silly if you already know the answer :-) > The long and short of it is this, I would like the view to > re

Re: [SQL] Trigger Function and Html Output

2001-04-01 Thread Stef Telford
Richard Huxton wrote: > That's what the list is for, and it's only silly if you already know the > answer :-) well, i do agree that the only stupid question is the one not asked but there are some questions that are universally stupid and jst hoped this wasnt one of them ;> > > The long

Re: [SQL] ON DELETE rule

2001-04-01 Thread Tom Lane
"J.Fernando Moyano" <[EMAIL PROTECTED]> writes: > I'm trying to do something like this: > CREATE RULE piezas_delete AS > ON delete TO piezas > DO update materia_prima set usadas=(usadas-1) > where n_material=old.n_material; > The rule is created. OK but the action doesn't