Re: date -> timestamp casting bug (integer datetimes) - Mailing list pgsql-bugs

From Bruce Momjian
Subject Re: date -> timestamp casting bug (integer datetimes)
Date
Msg-id 200705161546.l4GFkon08079@momjian.us
Whole thread Raw
In response to date -> timestamp casting bug (integer datetimes)  (Neil Conway <neilc@samurai.com>)
Responses Re: date -> timestamp casting bug (integer datetimes)  (Neil Conway <neilc@samurai.com>)
List pgsql-bugs
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---------------------------------------------------------------------------

Neil Conway wrote:
> When integer datetimes are in use, the legal range of the "date" type
> actually exceeds that of the "timestamp" type. However, the cast from
> date => timestamp fails to take this into account:
>
> postgres=# select '01-01-5874896'::date::timestamp;
>          timestamp
> ----------------------------
>  29355-07-05 15:41:44.48384
> (1 row)
>
> The cast works correctly with FP-based datetimes.
>
> Should be simple to fix, but I won't have the free cycles to do it for a
> little while, so if anyone wants to take a shot at it in the meanwhile,
> they are more than welcome...
>
> -Neil
>
>
>
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--
  Bruce Momjian  <bruce@momjian.us>          http://momjian.us
  EnterpriseDB                               http://www.enterprisedb.com

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