| || CONSTRAINT ||
If you leave out |
CONSTRAINT and constraint name, the system names the constraint for you.
| || CHECK || pop-up caption |
| || Condition || The condition parameter can be any valid condition that evaluates to TRUE or FALSE. Think of the |
WHERE clause in a query. The same type of condition that works in a
WHERE clause will work in a
| || TYPE_OF_LOG || Add the |
CHECK constraint to a column specification if the constraint deals only with that column.