Re: Log Stacktrace of current Python Interpreter via PostgreSQL trigger

If you use postgres logging in stored procedures you can retrieve the logs
in 'connection.notices'.

http://initd.org/psycopg/docs/connection.html#connection.notices

On Mon, 20 May 2019, 16:40 Thomas Güttler, <guettliml(at)thomas-guettler(dot)de>
wrote:

> I am hunting a non reproducible in a production environment.
>
> I can detect the buggy change in a postgres trigger.
>
> Since it is production code I must no raise an exception. I can
> only use logging.
>
> If I could see the stacktrace of the python interpreter, I could
> see which codes the change which I am hunting.
>
> But how to get this interpreter stacktrace, if the condition is
> detect in the db trigger?
>
>
>
> https://stackoverflow.com/questions/51873708/log-stacktrace-of-python-in-postgresql-trigger
>
> Maybe there is a psycopg2 feature which I don't know up to now.
>
> I guess LISTEN+NOTIFY could get used.
> Or setting a connection variable which I check after each SQL statement.
>
> Ideas welcome,
>
> Thomas Güttler
>
>
> --
> Thomas Guettler http://www.thomas-guettler.de/
> I am looking for feedback:
> https://github.com/guettli/programming-guidelines
>
>
>