Re: BUG #1094: date_part('week') bug

On Thu, Mar 04, 2004 at 13:56:42 -0400,
PostgreSQL Bugs List <pgsql-bugs(at)postgresql(dot)org> wrote:
>
> The following bug has been logged online:

This isn't a bug. Weeks that span years are treated as part of the year
in which Thursday of that week lies.

>
> Bug reference: 1094
> Logged by: xterm
>
> Email address: xterm(at)linuxnews(dot)pl
>
> PostgreSQL version: 7.3.4
>
> Operating system: RH Fedora
>
> Description: date_part('week') bug
>
> Details:
>
> Some late dates give in some years wrong
> date_part('week')
>
> examples:
>
> select date_part('week', '2003-12-30'::date);
> date_part
> -----------
> 1
> (1 row)
>
> select date_part('week', '1997-12-29'::date);
> date_part
> -----------
> 1
> (1 row)
>
> but:
>
> select date_part('week', '1998-12-31'::date);
> date_part
> -----------
> 53
> (1 row)
>
>
>
>
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