Good collaboration Iliya and Jarek!

Thanks & Regards,
Amogh Desai


On Tue, Aug 12, 2025 at 12:26 AM Shahar Epstein <sha...@apache.org> wrote:

> Well done Jarek and Iliya :)
>
>
> Shahar
>
> On Mon, Aug 11, 2025 at 5:42 PM Pavankumar Gopidesu <
> gopidesupa...@gmail.com>
> wrote:
>
> > Woohoo great work both. That's indeed a lot of effort :)
> >
> > Pavan
> >
> >
> > On Mon, Aug 11, 2025 at 6:03 AM Dev iL <gid....@gmail.com> wrote:
> >
> > > Thanks for the shout-out, and your patient guidance throughout this
> > > process, Jarek :)
> > >
> > > At multiple steps along the way this PR grew so large that parts of it
> > had
> > > to be split out into "sub-PRs" - so in addition to the main one, there
> > were
> > > also 6 sub-PRs by yours truly and another one by Jarek.
> > >
> > > One of the (currently undocumented) additions in this collection of PRs
> > is
> > > a new environment variable, SQLALCHEMY_ENGINE_DEBUG, which when set,
> > > enables verbose logging for sqlalchemy, as well as dumping a snapshot
> of
> > > the callstack once every few minutes (the delay is only configurable
> via
> > > hard-coding currently). This was particularly helpful in diagnosing db
> > > hangs/timeouts. Another PR reconfigured some unit tests, which were
> > > asserting things about text appearing in stdout/stderr, to ignore
> logging
> > > prints that come from the aforementioned verbosity - so that tests
> > doesn't
> > > fail due to the extra logs. As a side note, while this capability was
> > made
> > > with the CI in mind, I didn't get a chance to try it there, so YMMV.
> > >
> > > Iliya
> > >
> > > P.S.
> > > Since we now support SQLA2 in at least one configuration, my next
> project
> > > is adding psycopg v3 support. This is easier than I envisioned
> initially,
> > > since v3 can be installed alongside v2 due to having a different
> package
> > > name. We'll see how it goes...
> > >
> > >
> > > On Mon, 11 Aug 2025, 0:16 Jarek Potiuk, <ja...@potiuk.com> wrote:
> > >
> > > > Thanks to Herculean work of Ilya - and with a little bit of my help
> we
> > > now
> > > > have SQLALchemy 2 tests running in our "canary builds" now.
> > > >
> > > > Currently (until FAB 5) they only run in "canary" builds and only in
> > > Python
> > > > 3,13 (because that's where we have no FAB) but it will allow us to
> see
> > if
> > > > we do not add anything "not working" for sqlalchemy 2.
> > > >
> > > > That was a bit of a difficult one - because SQLA2 hanged with MySQL
> for
> > > our
> > > > migrations, in a strange way that did not allow us to easily inspect
> > the
> > > > problem - we've worked together with Ilya and I added wya better
> > > > diagnostics for this case - yet eventually Ilya solved it by adding
> > > > autocommit while running the migration - which seemed to help :).
> > > >
> > > > More to come soon when we get to FAB 5 upgrade - we might be able to
> > > > migrate to sqlalchemy 2 for 3.1 (keep fingers crossed). FAB 5 alpha 9
> > has
> > > > been recently released by daniel and we are about to take it for a
> > spin.
> > > >
> > > > J.
> > > >
> > >
> >
>

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