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In mathematics, the cardinality of a set is a measure of the "number of elements of the set". For example, the set A = {2, 4, 6} contains 3 elements, and therefore A has a cardinality of 3. There are two approaches to cardinality - one which compares sets directly using bijections and injections, and another which uses cardinal numbers.
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What does the cardinality ratio specify?
The cardinality ratio specifies the number of relationship instances that an entity can participate in.
What is cardinality ratio in ER diagram?
It specify the number of relationship instances that an entity can participate in.
What is the cardinality of the interval from zero to one including zero but not including one?
The cardinality of [0,1) is equal to the cardinality of (0,1) which has the same cardinality as the real numbers.
What is cardinality in dbms?
Cardinality is the number of attributes in the table.
What is cardinality set?
The cardinality of a finite set is the number of elements in the set. The cardinality of infinite sets is infinity but - if you really want to go into it - reflects a measure of the degree of...
