Re: Invalid column name problem

Thanks for your help, Allan

JOrdan
"godmann" <allanwtham_at_yahoo.com>
???????:95cd51c.0109190130.f6736e4_at_posting.google.com...
> Hi there,
>
> You can either use
>
> alter table dept modify (loc varchar2(13) not null)
> or
> alter table dept add constraint chk_loc check (loc is not null)
>
> Allan W. Tham
> DBA
Received on Wed Sep 19 2001 - 10:04:25 CDT