Re: trigger question - Mailing list pgsql-sql

From Josh Berkus
Subject Re: trigger question
Date
Msg-id 200205161049.23148.josh@agliodbs.com
Whole thread Raw
In response to trigger question  (Larry Rosenman <ler@lerctr.org>)
Responses Re: trigger question  (Larry Rosenman <ler@lerctr.org>)
List pgsql-sql
Larry,

> Is there a way in PL/pgSQL to have a trigger look at the fields in a
> %ROWTYPE variable to look for changes?
>
> I'm looking to be able to log the fields that are different between old
> and new in a trigger,  but don't want to have to list each field (It
> changes, occasionally, but it changes).  I'd also like to add a
> timestamp and flag field when I store the record in the log table.
>
> Am I just SOL, or is there a way to do this? (7.2.1, if it matters).

I'm pretty sure there is a way to do what you want, and it's probably simpler
than you think.

However, I need you to be more explicit, with examples.  I can't quite figure
out what is is you're trying to do.

-Josh Berkus


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