Thanks for the help, got it working. I need to learn some debugging 
techniques for web2py, but you have pointed me in the right direction for 
this kind of problem, if anyone has any suggested links it would be 
appreciated, thanks! 

On Friday, January 9, 2015 at 1:15:13 AM UTC-7, Niphlod wrote:
>
> then do a 
>
> def cost3():
>     jnum = request.args(0,cast=int)
>     a = 0
>     thequery = db(db.PO.job_id==jnum)._select()
>     results = db(db.PO.job_id==jnum).select()
>     for row in results:
>         a = a + row.mycost
>     return dict(a=a, howmany=len(results), thequery=thequery)
>
> too see if the underlying t-sql is correct.
>

-- 
Resources:
- http://web2py.com
- http://web2py.com/book (Documentation)
- http://github.com/web2py/web2py (Source code)
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