Re: DISTINCT ON troubles

On Thu, 19 Feb 2004, Brian Knox wrote:

> ( sorry if this is a repeat, my mail server is being wonky today )
> 
> I'm looking for a way, within SQL, given a starting date and an ending 
> date, to get back the number of months between the start and end date. 
> If I "SELECT end_date - start_date", I get back an interval in days; I 
> need months.

Maybe date_part?

select date_part('month','2004-08-02 12:00:00'::timestamp) - 
date_part('month','2004-05-01 12:00:00'::timestamp);