As title says, should I just add a nullable keyword as a constraint?
+1
A:
In Oracle the default is that columns are nullable - if you want a column to not be nullable you have to add NOT NULL.
Mark Byers
2010-09-19 19:11:51
Alternatively, one can specify a column as nullable using the NULL keyword. It's a matter of taste.
Adam Musch
2010-09-20 05:02:26