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Article #183173

Re: MySQL 5.1 trigger

#183173
From: Przemysław Rachwał
Date: Fri, 26 Jun 2009 22:53
34 lines
1850 bytes
CYSTERNA wrote:
> Mam tabele ANKIETY a w niej pola TRESC i DATA_DODANIA. Jak user
> wypelnia ankiete to do bazki wysyłany jest SQL :
> 
> INSERT INT ANKIETY SET TRESC = 'costamcostam';
> 
> teraz chce napisac triggera który po INSERCIE wartości do pola tresc
> zaktualizuje mu date dodania.
> robie tak:
> 
> CREATE TRIGGER TR1 AFTER INSERT ON ANKIETY UPDATE ANKIETY SET
> DATA_DODANIA = Now() where isnull(DATA_DODANIA);
> 
> i kurna nie działa. Czy da sie zupdateować triggerem pole w aktualnie
> dodawanym rekordzie ?
> Jak powinien wyglądać ten trigger?
> 
> podrawiam
> cysterna

skorzystaj z NEW

The UPDATE privilege for the subject table if table columns are targets 
of SET NEW.col_name = value assignments in the trigger definition.

http://dev.mysql.com/doc/refman/5.0/en/create-trigger.html

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Path: mbox-mo1.pugleaf.net!news-archive.icm.edu.pl!news.gazeta.pl!not-for-mail
From: Przemysław Rachwał <przemyslaw.rachwal@gmail.com>
Newsgroups: pl.comp.bazy-danych
Subject: Re: MySQL 5.1 trigger
Date: Sat, 27 Jun 2009 00:53:49 +0200
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