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anyHeavy

Selects a frequently occurring value using the heavy hitters algorithm. If there is a value that occurs more than in half the cases in each of the query’s execution threads, this value is returned. Normally, the result is nondeterministic.

anyHeavy(column)

Arguments

  • column – The column name.

Example

Take the OnTime data set and select any frequently occurring value in the AirlineID column.

SELECT anyHeavy(AirlineID) AS res
FROM ontime
β”Œβ”€β”€β”€res─┐
β”‚ 19690 β”‚
β””β”€β”€β”€β”€β”€β”€β”€β”˜