The Primary Key Must Be #279
The primary key must be
This multiple choice question (MCQ) is related to the book/course
gs gs117 Database Management System.
It can also be found in
gs gs117 SQL: Queries, Constraints and Triggers - Null Values Operations - Quiz No.1.
The primary key must be
Unique
Not null
Both Unique and Not null
Either Unique or Not null
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