Structured Query Language Database constraints are an important tool used to maintain data integrity. They can prevent accidental loss of data and the introduction of "garbage" data.

data mining

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Structured Query Language Database constraints are an important tool used to maintain data integrity. They can prevent accidental loss of data and the introduction of "garbage" data. Discuss some real world application where these constraints are useful. (Some examples can easily be found in university, airline reservation, and healthcare systems.) What is the difference between tables and views? When would you store data in the database and when would you use functions? What is the advantage of storing data in a database? Give some examples?

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