Re: [PATCH] Add a new pattern for zero-based months for Date/Time Formatting

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Christoph Berg <myon(at)debian(dot)org>
Cc: Peter Eisentraut <peter(at)eisentraut(dot)org>, Vincent Moreau <vincentneko(at)gmail(dot)com>, pgsql-hackers(at)lists(dot)postgresql(dot)org
Subject: Re: [PATCH] Add a new pattern for zero-based months for Date/Time Formatting
Date: 2025-03-26 15:42:24
Message-ID: 1616069.1743003744@sss.pgh.pa.us
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-hackers

Christoph Berg <myon(at)debian(dot)org> writes:
> Re: Peter Eisentraut
>> Moreover, if there are zero-based months, why not zero-based days,
>> or any of the other fields?

> I would suspect this is coming from C's struct tm where tm_mon is
> 0..11 and all other fields being "normal". Used by asctime(), gmtime()
> and friends.

FWIW, I agree completely with Peter's objections, and here's one more:
the last thing the world needs is yet another way in which datetime
strings can be ambiguous. I think the right answer to the OP's
problem is to push back on the data source.

regards, tom lane

In response to

Browse pgsql-hackers by date

  From Date Subject
Next Message Vladlen Popolitov 2025-03-26 15:57:53 Re: Current master hangs under the debugger after Parallel Seq Scan (Linux, MacOS)
Previous Message Robert Haas 2025-03-26 15:41:13 Re: vacuum_truncate configuration parameter and isset_offset