Joe,
> ERROR: Attribute drawing_register.jobno must be GROUPed or used in an
> aggregate function
>
> Is this correct? Getting rid of the error is easy:
>
> select jobno, count(jobno) from drawing_register group by jobno;
>
> I believe that jobno is being used in an aggregate function. Should a
> change be made to the error text?
Nope. The error message is exactly correct. If you didn't want to GROUP BY
jobno, then what you actually wanted to query was:
SELECT count(jobno) FROM drawing_register;
--
-Josh BerkusAglio Database SolutionsSan Francisco