Re: Grouping by week

On Fri, 2004-08-06 at 22:29, Caleb Simonyi-Gindele wrote:
> I'm using 
> 
> SELECT EXTRACT(WEEK FROM trans_date), SUM(tran_amount) ... GROUP BY
> trans_date 
> 
> and it is being used to group sales results by week. It works really well. 
> 
> What I'm wondering is if I can shift the week from a Mon-Sun
> articulation(default with Postgre) to a Sun-Sat sequence. I need it that way
> in order to comply with a legacy stats system.

How about:
  SELECT EXTRACT(WEEK FROM trans_date + '1 day'::INTERVAL)
-- 
Oliver Elphick                                          olly@lfix.co.uk
Isle of Wight                              http://www.lfix.co.uk/oliver
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