By sharrissf
via metamarkets.com
Submitted: Mar 17 2013 / 15:03
Great blog on how to create efficient histograms in a sharded world parallel world
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Tags: database, methodology, open source
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sharrissf replied ago:
Doh, I linked to the cardinality blog and described the histogram one. Both interesting, both on estimation but this one is about cardinality
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