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From big data <bigdatab...@outlook.com>
Subject How Kylin use bitmap to calculte the cardinality of non-integer field?
Date Mon, 18 Jul 2016 07:41:53 GMT
I heard the Kylin support non-integer field by using bitmap index.

I just want to know how Kylin indexes the string field, and mapping each 
item to bitmap?

Thanks.
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