Re: Question about accessing current row data inside trigger

From: peter Willis <peterw(at)borstad(dot)com>
To: pgsql-general(at)postgresql(dot)org
Subject: Re: Question about accessing current row data inside trigger
Date: 2005-03-14 15:56:48
Message-ID: 4235B440.4010701@borstad.com
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Hello,

I resolved this issue already.
The trigger now works fine.
I was looking at the wrong structure.

Thanks,

Peter

Michael Fuhr wrote:

>On Tue, Mar 08, 2005 at 11:37:14AM -0800, peter Willis wrote:
>
>
>
>>I have a trigger function written in C.
>>The trigger function is called via:
>>
>>CREATE TRIGGER after_update AFTER UPDATE ON some_table
>> FOR EACH ROW EXECUTE PROCEDURE my_trigger_function();
>>
>> Since the trigger is called after each row update the actual row data
>>should be available in some way to the trigger.
>> What functionality (SPI ?) do I use to use the column values from
>>the current row in the actual trigger?
>>
>>
>
>See "Writing Trigger Functions in C" and "C-Language Functions" in
>the documentation. Here are links to documentation for the latest
>version of PostgreSQL:
>
>http://www.postgresql.org/docs/8.0/interactive/trigger-interface.html
>http://www.postgresql.org/docs/8.0/interactive/xfunc-c.html
>
>
>

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