Fucun Chu created IMPALA-10281:
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Summary: Implement count(distinct) function (DataSketches/CPC)
Key: IMPALA-10281
URL: https://issues.apache.org/jira/browse/IMPALA-10281
Project: IMPALA
Issue Type: New Feature
Components: Backend
Reporter: Fucun Chu
Implement the count(distinct) function from the DataSketches library for CPC in
C++.
General info about the sketch:
[http://datasketches.apache.org/docs/CPC/CPC.html|http://datasketches.apache.org/docs/HLL/HLL.html]
C++ implementation to wrap:
[https://github.com/apache/incubator-datasketches-cpp/tree/master/cpc|https://github.com/apache/incubator-datasketches-cpp/tree/master/hll]
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