For every relationship, how many possible types of actions are there when enforcing minimum cardinalities?

Related MCQs

• Changing cardinalities in a database is:
• In a one-to-many relationship, the entity that is on the one side of the relationship is called a(n) ________ entity.
• How many inference rules are there for functional dependencies?
• To optimize queries, use simple columns or literals as operands in a conditional expression and avoid the use of conditional expressions with ____ whenever possible.
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• Every relation in BCNF is also in
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• In a database system there is:
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