A(n) ________ is a database command that defines a table expressed using the five fundamental database operations .
Correct Answer:
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Q40: The physical database is designed by database
Q41: The _, or view of the database
Q42: The _ operation combines two tables .
Q43: A technique called Query By Example (QBE)
Q44: The operations that transform a physical database
Q45: The _ operation is used to remove
Q46: The attributes of an entity in a
Q47: The _ defines the form of the
Q48: Database _ allow us to ask questions
Q50: The _ rule states that you should
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