CountDistinct.cc File Reference

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#include "Aggregate.h"
#include <ext/hash_map>

Classes
class	CountDistinct
	This function counts distinct values seen on a given field. More...
struct	CountDistinct::MyWindow
Functions
	AURORA_DEFINE_AGGREGATE (CountDistinct,"count_distinct")
Variables
	BOREALIS_NAMESPACE_BEGIN
	BOREALIS_NAMESPACE_END

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Function Documentation

AURORA_DEFINE_AGGREGATE (  CountDistinct  , "count_distinct"  )

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Variable Documentation

BOREALIS_NAMESPACE_BEGIN

BOREALIS_NAMESPACE_END

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