Re: sound extract century/millennium date_part - Mailing list pgsql-patches

From Bruce Momjian
Subject Re: sound extract century/millennium date_part
Date
Msg-id 200404101802.i3AI2vV19761@candle.pha.pa.us
Whole thread Raw
In response to sound extract century/millennium date_part  (Fabien COELHO <coelho@cri.ensmp.fr>)
List pgsql-patches
Patch applied.  Thanks.

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Fabien COELHO wrote:
>
> Dear patchers,
>
> Please find a small patch to fix the brain damage "century" and
> "millennium" date part implementation in postgresql, both in the code and
> the documentation, so that it conforms to the official definition. If you
> do not agree with the official definition, please send your complaint to
> "pope@vatican.org". I'm not responsible for them;-)
>
> With the previous version, the centuries and millenniums had a wrong
> number and started the wrong year. Moreover century number 0, which does
> not exist in reality, lasted 200 years. Also, millennium number 0 lasted
> 2000 years.
>
> If you want postgresql to have it's own definition of "century" and
> "millennium" that does not conform to the one of the society, just give
> them another name. I would suggest "pgCENTURY" and "pgMILLENNIUM";-)
>
> IMO, if someone may use the options, it means that postgresql is used for
> historical data, so it make sense to have an historical definition. Also,
> I just want to divide the year by 100 or 1000, I can do that quite easily.
>
> Have a nice day,
>
> --
> Fabien Coelho - coelho@cri.ensmp.fr

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