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jaycezhao jaycezhao
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6 years ago
____ means that an entity has a minimum cardinality of one.
 a. The entity is required in the relationship.
 b. The entity is not required in the relationship.
 c. The entity should not be in the relationship as an attribute.
  d. The entity must be listed with all ones in the data fields.
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ohssiohssi
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6 years ago
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jaycezhao Author
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6 years ago
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2 hours ago
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