| From: | Christophe Pettus <xof(at)thebuild(dot)com> |
|---|---|
| To: | DAVID ROTH <adaptron(at)comcast(dot)net> |
| Cc: | "pgsql-general(at)lists(dot)postgresql(dot)org" <pgsql-general(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: Trigger Function question |
| Date: | 2023-07-10 18:31:37 |
| Message-ID: | 870476B2-8403-46F4-BA0F-A03E226B07E3@thebuild.com |
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| Lists: | pgsql-general |
> On Jul 10, 2023, at 11:29, DAVID ROTH <adaptron(at)comcast(dot)net> wrote:
>
> I want to use a single trigger function to log multiple tables and the tables have different columns. I can get the names of the columns from the catalog. But I have not been able to figure out how to get NEW.x when x is not known until run time.
Unless you only want to log a subset of rows from each table, it's not required that you get the specific columns. Here's an example of how to do a generic auditing trigger:
https://wiki.postgresql.org/wiki/Audit_trigger
If it's supported on your platform, you might also look at the pg_audit extension.
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