What is cardinality in MySQL? PLease explain simple non technical language...

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Published on 2010-04-02T10:46:11Z Indexed on 2010/04/02 10:53 UTC
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What is cardinality in MySQL? PLease explain simple non technical language...

If a index detail of any table displays the Cardinality of a field say group_id as 11, then what does that mean?

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