Re: date -> timestamp casting bug (integer datetimes)

From: Bruce Momjian <bruce(at)momjian(dot)us>
To: Neil Conway <neilc(at)samurai(dot)com>
Cc: pgsql-bugs(at)postgresql(dot)org
Subject: Re: date -> timestamp casting bug (integer datetimes)
Date: 2007-05-16 15:46:50
Message-ID: 200705161546.l4GFkon08079@momjian.us
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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(at)momjian(dot)us> http://momjian.us
EnterpriseDB http://www.enterprisedb.com

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