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From: Ayush Tiwari <[email protected]>
To: Michael Paquier <[email protected]>
Cc: Daniel Gustafsson <[email protected]>
Cc: Tom Lane <[email protected]>
Cc: [email protected]
Subject: Re: to_date()/to_timestamp() silently accept month=0 and day=0
Date: Mon, 27 Apr 2026 16:24:55 +0530
Message-ID: <CAJTYsWXC8VbipX=MJ8e2zdSZ5oKck-MuVX-6qK0cAv6Z3sDm9Q@mail.gmail.com> (raw)
In-Reply-To: <[email protected]>
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Hi,

On Mon, 27 Apr 2026 at 12:53, Michael Paquier <[email protected]> wrote:

> On Fri, Apr 24, 2026 at 02:44:04PM +0200, Daniel Gustafsson wrote:
> > LGTM for the most part, I don't really think we need to use both to_date
> and
> > to_timestamp though, we can save a few cycles there.  I rewrote the
> comments to
> > match the rest of the file, and moved to where to where we test for year
> 0000
> > since it seems like a better place.  Also took the liberty to use year
> 100 in
> > one of the testcase, while the year is superfluous for the test in
> question,
> > year 100 was previously untested so this will increase test coverage for
> free.
>
> That seems fine to me.  If we decide to change this behavior later on
> and error on these pattern, at least we'll know about them.
>

+1.

(Just one tiny nit for whenever this gets committed: in the v2 inline
comment,
"0 -> 1'st" might be slightly cleaner as "0 -> 1st" or "0 -> 1").

Regards,
Ayush


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