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cardinality aggregation precision_threshold parameter #2464

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PSeitz opened this issue Jul 30, 2024 · 0 comments
Open

cardinality aggregation precision_threshold parameter #2464

PSeitz opened this issue Jul 30, 2024 · 0 comments

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@PSeitz
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PSeitz commented Jul 30, 2024

The precision_threshold parameter is not supported in the cardinality aggregation currently. It defines until which count the aggregation is exact and switches to an approximation afterwards.

Currently the aggregation always uses the HLL++ algorithm, which isn't exact even for low counts.
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