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trancy trancy
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5 years ago
A referential integrity constraint policy that guarantees that a row in a parent table always has a required entry in a child table ________.

• is known as a minimum cardinality enforcement action

• needs to be documented by the database development team

• is enforced in most DBMS products

• Both is known as a minimum cardinality enforcement action and needs to be documented by the database development team are correct
Textbook 
Database Processing: Fundamentals, Design, and Implementation

Database Processing: Fundamentals, Design, and Implementation


Edition: 15th
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yesimshayyesimshay
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trancy Author
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5 years ago
Thanks
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