Q. A Boolean data type that can take values true, false, and________

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Q. Which of the following should be used to find all the courses taught in the Fall 2009 semester but not in the Spring 2010 semester .

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Q. The phrase “greater than at least one” is represented in SQL by _____

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Q. Which of the following is used to find all courses taught in both the Fall 2009 semester and in the Spring 2010 semester .

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Q. SQL applies predicates in the _______ clause after groups have been formed, so aggregate functions may be used.

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Q. Aggregate functions can be used in the select list or the_______clause of a select statement or subquery. They cannot be used in a ______ clause.

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Q. The ________ keyword is used to access attributes of preceding tables or subqueries in the from clause.

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Q. Which of the following creates temporary relation for the query on which it is defined ?

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Q. Subqueries cannot:

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Q. Which of the following is not a aggregate function ?

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Q. A Delete command operates on ______ relation.

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Q. Delete from r where P;
The above command

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Q. Which one of the following deletes all the entries but keeps the structure of the relation .

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Q. Which of the following is used to insert a tuple from another relation.

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Q. Which of the following deletes all tuples in the instructor relation for those instructors associated with a department located in the Watson building which is in department relation.

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Q. UPDATE instructor
_____ salary= salary * 1.05;

Fill in with correct keyword to update the instructor relation.

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Q. _________ are useful in SQL update statements,where they can be used in the set clause.

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Q. The problem of ordering the update in multiple update is avoided using

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Q. Which of the following is the correct format for case statements.

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Q. Which of the following relation updates all instructors with salary over $100,000 receive a 3 percent raise, whereas all others receive a 5 percent raise.

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