Dnia Sun, 17 Apr 2005 19:28:10 +0100, Paul napisał(a):
> DA Morgan <damorgan_at_x.washington.edu> wrote:
>
>>ALTER TABLE employees
>>ADD (contractor_flag VARCHAR2(1));
>
>
> And why not CHAR(1)? I thought there was a (minimal) overhead with
> VARCHAR2(x), so what's the point in imposing it for a field that you
> know will always be one and only one character?
> Paul...
Employees and Contractors were only examples, just to picture the idea. :-)
Thanks for your help.
Received on Sun Apr 17 2005 - 14:16:23 CDT
