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DISTINCTCOUNTHLLMV

This section contains reference documentation for the DISTINCTCOUNTHLLMV function.

Returns an approximate distinct count using HyperLogLog in a group
Signature
DISTINCTCOUNTHLLMV(colName)
Usage Examples
These examples are based on the Hybrid Quick Start.
select DISTINCTCOUNTHLLMV(DivLongestGTimes) AS value
from airlineStats 
where arraylength(DivLongestGTimes) > 1
value
34

value
34

DISTINCTCOUNTBITMAP

DISTINCTCOUNTHLL

Last modified 11mo ago