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dbms: Server: Feature implementation. [#METR-16188]

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Alexey Arno 2015-05-19 18:03:17 +03:00
parent b3418c08a2
commit a29d67c82d
1 changed files with 2 additions and 2 deletions
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4
dbms/include/DB/AggregateFunctions/AggregateFunctionsStatistics.h
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@ -244,8 +244,8 @@ public:
Float64 left_delta = left_mean - source.left_mean;
Float64 right_delta = right_mean - source.right_mean;
left_mean += left_delta * (static_cast<Float64>(source.count) / total_count);
right_mean += right_delta * (static_cast<Float64>(source.count) / total_count);
left_mean = source.left_mean + left_delta * (static_cast<Float64>(count) / total_count);
right_mean = source.right_mean + right_delta * (static_cast<Float64>(count) / total_count);
co_moment += source.co_moment + left_delta * right_delta * factor;
count = total_count;