Aggregation operations
- Average (avg)
- Count (count)
- First (first)
- First not null (nnfirst)
- HyperLogLog++ (hllpp)
- HyperLogLog++ Count Estimation (hllppcount)
- Last (last)
- Last not null (nnlast)
- Maximum (max)
- Median / 2nd quartile / Percentile 50 (median)
- Minimum (min)
- Non-null average (nnavg)
- Non-null standard deviation (biased) (nnstddev)
- Non-null standard deviation (unbiased) (nnustddev)
- Non-null variance (biased) (nnvar)
- Non-null variance (unbiased) (nnuvar)
- Percentile 10 (percentile10)
- Percentile 25 / 1st quartile (percentile25)
- Percentile 5 (percentile5)
- Percentile 75 / 3rd quartile (percentile75)
- Percentile 90 (percentile90)
- Percentile 95 (percentile95)
- Standard deviation (biased) (stddev)
- Standard deviation (unbiased) (ustddev)
- Sum (sum)
- Sum Square (sum2)
- Variance (biased) (var)
- Variance (unbiased) (uvar)