Identify if the following relation is in 1NF: STUDENT(StudentID, FirstName, LastName, (CourseID, CourseName, CourseLocation))
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Identify if the following relation is in 1NF:
STUDENT(StudentID, FirstName, LastName, (CourseID, CourseName, CourseLocation))
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- Create an unnormalized relation using student and class entities.What three situations make it necessary to make a substitute key instead of the main key of a relation?14. A _____ is a property of the entire relation, rather than of the individual tuples in which each tuple is unique. a. Rows b. Key c. Attribute d. Fields
- What are three cases when a surrogate key might be used in place of a relation's main key?NORMALIZATION EXERCISE Based on the given relation schema below, perform normalization up to 3NF. Write your answer in below space ORDER (Order_ID,Date,Cust_ID,Cust_Name,State,City,ItemNO,ItemDescription,ItemPrice,Quantity) 1NF 2NF 3NFTrue or False: Every primary key of a relation is a superkey No hand written and fast answer with explanation
