Carlos Sousa writes:
> (...)
> var varchar2(50) default '' not null
> (...)
>
> but when i was importing the the table into the oracle database all the rows
> with the field var='' were not inserted.
> Is there a way to work this around
Yes, don't use Oracle.
In Oracle, '' is the same as null, so the constraint is not satisfied.
--
Peter Eisentraut peter_e@gmx.net
