Re: triggers and TriggerData

On Sunday 21 January 2007 15:56, gustavo halperin
<ggh.develop@gmail.com> wrote:
> First, thank you for your answers about my problem with the function
> 'CREATE TRIGGER',
> I have another question about triggers, how can I pass arguments ?? I
> read about some struct TriggerData *CurrentTriggerData, but I didn't
> found any explanation or example about how to use it in postgres SQL.
>  My problem is that  for any INSERT row in table 'B' I need to pass
> to the function trigger two values  of this row.  Do you know how to
> do so or where are examples of how to do it ??

You cannot pass values to a trigger.

However, insert triggers (in PLpgSQL at least) receive the row value in
the NEW record variable.  There are examples in the documentation.

http://www.postgresql.org/docs/8.2/interactive/plpgsql-trigger.html#PLPGSQL-TRIGGER-EXAMPLE

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