Re: Selecting weekdays from datetime

Bill Morrow <wmorrow@home.com>

From: Bill Morrow <wmorrow@home.com>
To: Martin Christensen <factotum@mail1.stofanet.dk>
Cc: pgsql-novice@postgresql.org
Date: 2000-10-10T14:54:10Z
Lists: pgsql-novice
Martin Christensen wrote:
> 
> Howdy,
> 
> I have a database of mailing list entries where I would like to do
> some statistics on activity on different days of the week. So say I
> want to do something along the hypothetical lines of
> 
> SELECT COUNT(*) FROM table WHERE day_of_week(date) = 'Mon'
> 
> how do I go about doing that?
> 
> Martin
> 

I believe

select count(*) from table where where to_char(day, 'Day') =
'Monday   '

should do it. Note the three space pad on the end of
'Monday   ' 
to make it the same length as 'Wednesday'