Hi Armer,
thanks a lot for your help ... it was very usefull!!! After understanding
the principles I wonder why I didn't think it up myself ... but then
solutions often appear obvious after a problem is solved.
Also I like your remarks on testing queries on paper first -- I'll see if I
can use t
>Subject: job database with invoicing
> Date: Tue, 27 Aug 2002 22:05:43 +0200
> From: Kai Vermehr <[EMAIL PROTECTED]>
> To: MySQL List <[EMAIL PROTECTED]>
>
> I'm building a job database with simple invoicing. I have one table called
> JOBS and one called INVOICES. In INVOICES there's a f
