Thank you very much, I will have a look.
-----Original Message-----
From: Adrian Klaver [mailto:adrian.klaver@aklaver.com]
Sent: Wednesday, May 21, 2014 3:20 PM
To: Khangelani Gama; pgsql-general@postgresql.org
Subject: Re: [GENERAL] Need help on triggers - postgres 9.1.2
On 05/21/2014 02:54 AM, Khangelani Gama wrote:
> Hi
>
> I have a postgres 9 database, inside this database I need to create a
> new table called *center_changed* that gets inserted by any change
> that take place in a table called *center*. So I need to create
> trigger to do this.
>
> *Example: *
>
> Table name*: center*(c_cde, c_dsc, ops_cde, grp_cde);
>
> Now on the table called *center , *I need to create an INSERT and
> UPDATE trigger will insert the *c_cde * of the inserted or updated
> *center* into the *center_changed* table
>
> Please help me
>
> I have this syntax below, but please help me with the overall query.
>
> CREATE TRIGGER check_center
>
> BEFORE INSERT OR UPDATE
>
> ON *cente*r FOR EACH ROW
>
> EXECUTE PROCEDURE check_center_changes();
See here:
http://www.postgresql.org/docs/9.3/interactive/plpgsql-trigger.html
Example 40-4. A PL/pgSQL Trigger Procedure For Auditing
>
> Thanks
>
--
Adrian Klaver
adrian.klaver@aklaver.com
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