Tag: Sql UNIQUE Constraint

What Is UNIQUE Constraint In SQL?

SQL UNIQUE constraint uniquely identifies each record/row in a database table. SQL UNIQUE constraint prevents to insert duplicate value in a same table column. Multiple SQL UNIQUE constraints can be applied at single table.

Posted in: Sql
Have a natural attraction for women cosmetics and replica watches uk clothes, no
more than two for men the most attractive one, is to make their own driving experience, happy and can serve as the facade of the car, another is to highlight the taste edify sentiment rolex replica watch. The replica rolex is undoubtedly the most fashionable accessories, wear a suit to attend the activities, but also get a decent match on the replica watches .