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What is meant by index cardinality? More DBA job interview questions and answers at
http://dba.fyicenter.com/Interview-Questions/
(Continued from previous question...) What is meant by index cardinality? The number of distinct values for a column is called index cardinality. DB2's RUNSTATS utility analyzes column value redundancy to detemine whether to use a tablespace or index scan to search for data. (Continued on next question...)
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