The DEFAULT constraint is used to set a default value for a column. The default value will be added to all new records, if no other value is specified. # Default constraint using CREATE table ...
* Unique Constraint >>>> It will not allow the duplicate values and it will allow only one null value. >>>> We can apply this constraint Columns level & Table level >>>> We can add the unique ...
Results that may be inaccessible to you are currently showing.
Hide inaccessible results