Write a query to create the “Student” table (SID, Sname, SAge, SDept, SCity), where the Student ID and Student Name cannot be NULL. 2. Write a query to alter the above “Student” table, where a new column of Date of Birth (DOB) must be added, and it should not have any NULL values. 3. Write a query to alter the “Student” table, where a CHECK constraint must be added to the “SCity” column and it must be “Vellore”.

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