| 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 | 
| Views: | Whole Thread | Raw Message | Download mbox | Resend email | 
| Thread: | |
| Lists: | pgsql-bugs | 
This has been saved for the 8.4 release:
http://momjian.postgresql.org/cgi-bin/pgpatches_hold
---------------------------------------------------------------------------
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
+ If your life is a hard drive, Christ can be your backup. +
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