Q. State true or false: One view can be used in the expression defining another view

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Q. If the actual relations used in the view definition change, the view is updated immediately. Such views are called _________

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Q. The process of maintaining views up to date is called _________

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Q. How can we insert data into a view?

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Q. State true or false: We can update a view if it has multiple database relations in the from clause

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Q. The _______ statement makes the updates performed by the transaction permanent.

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Q. The _______ statement causes the statements to undo all the updates performed on the transaction

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Q. Which of the following is not an integrity constraint?

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Q. What is the function of the not null constraint?

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Q. What is the function of the unique constraint?

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Q. What is the functions of on delete cascade?

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Q. What does the following condition do?
check( name in( ‘Ryan’, ‘Cristiano’, ‘Leo’))

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Q. Referential integrity constraints are also called as _________

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Q. ________ is a predicate that we expect the database to always satisfy

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Q. State true or false: Oracle does not support complex check conditions

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Q. What statement is used to define a new assertion in SQL?

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Q. Which of the following is not a valid Date and Time data type?

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Q. What is a timestamp?

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Q. What does p indicate in the following data type?
time(p)

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Q. What is a default value?

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