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GeekInterview.com > Interview Questions > Data Warehousing > BO Designer
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Question: Cardinality
Answer: Expresses the minimum and the maximum number of instances of an entity B that can be associated with an instance of an entity A. The minimum and the maximum number of instances can be equal to 0,1, or N.
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| June 06, 2008 10:05:04 |
#6 |
| desaial |
Member Since: August 2007 Total Comments: 2 |
RE: Cardinality
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| Cardinality means "How many instances of an Entity (on one side of the join) are related to the how many instance of another entity (on the other side of the join)" |
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