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asjstr asjstr
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5 years ago
A circle across the relationship line near an entity indicates ________.

• a maximum cardinality of "zero"

• a maximum cardinality of "one"

• a minimum cardinality of "optional"

• a minimum cardinality of "required"
Textbook 
Database Processing: Fundamentals, Design, and Implementation

Database Processing: Fundamentals, Design, and Implementation


Edition: 15th
Authors:
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urbacoreurbacore
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5 years ago
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asjstr Author
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#2
5 years ago
Smart ... Thanks!
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