USE test; DROP TABLE IF EXISTS table1; CREATE TABLE table1 (lat Float64, lon Float64, resolution UInt8) ENGINE = Memory; INSERT INTO table1 VALUES(55.77922738, 37.63098076, 15); INSERT INTO table1 VALUES(55.76324100, 37.66018300, 15); INSERT INTO table1 VALUES(55.72076200, 37.59813500, 15); INSERT INTO table1 VALUES(55.72076201, 37.59813500, 15); INSERT INTO table1 VALUES(55.72076200, 37.59813500, 14); select geoToH3(37.63098076, 55.77922738, 15); select geoToH3(lon, lat, resolution) from table1 order by lat, lon, resolution; select geoToH3(lon, lat, 15) AS k from table1 order by lat, lon, k; select lat, lon, geoToH3(lon, lat, 15) AS k from table1 order by lat, lon, k; select geoToH3(lon, lat, resolution) AS k, count(*) from table1 group by k order by k; DROP TABLE table1