Re: sql query to find correct time diffrence

From: Jack <amitkr.3_at_gmail.com>
Date: 26 Dec 2005 06:21:33 -0800
Message-ID: <1135606893.751126.239160@z14g2000cwz.googlegroups.com>

LPAD(TRUNC((((substr(end_time, 1, 2) * 60) + substr(end_time, 3, 2)) -

((substr(start_time, 1, 2) * 60) + substr(start_time, 3, 2)))/60) ,2,0)
	   || LPAD(MOD((((substr(end_time, 1, 2) * 60) + substr(end_time, 3,
2)) - ((substr(start_time, 1, 2) * 60) + substr(start_time, 3, 2))) ,

60),2,0)

I am doing this using the above.....

looking for a clean way of doing this... Thanks

fitzjarrell_at_cox.net wrote:
> Comments embedded.
> Jack wrote:
> > Hi,
> >
> > I have a table with 2 columns(varchar) end_time & start_time.
> > I have to write a query to find the correct diffrence of end_time &
> > start_time
>
> Then why are you asking US to write it?
>
> >
> > eg.
> > start_time end_time
> > 0830 1705
> >
> > the query should return ... 0835
> >
>
> Last I checked 17 hours and 5 minutes equals 16 hours and 65 minutes
> ...
> and I leave the rest up to you.
>
> > Thanks
>
> You're more than welcome, and I hope your homework gets completed on
> schedule.
>
>
> David Fitzjarrell
Received on Mon Dec 26 2005 - 08:21:33 CST