mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-09-21 17:20:50 +00:00
55 lines
3.3 KiB
SQL
55 lines
3.3 KiB
SQL
DROP TABLE IF EXISTS datetime;
|
|
CREATE TABLE datetime (d DateTime('UTC')) ENGINE = Memory;
|
|
INSERT INTO datetime(d) VALUES(toDateTime('2016-06-15 23:00:00', 'UTC'))
|
|
|
|
SELECT quantile(0.2)(d), quantile(0.3)(d) FROM datetime;
|
|
SELECT quantileDeterministic(0.2)(d, 1), quantileDeterministic(0.5)(d, 1) FROM datetime;
|
|
SELECT quantileExact(0.2)(d), quantileExact(0.5)(d) FROM datetime;
|
|
SELECT quantileExactWeighted(0.2)(d, 1), quantileExactWeighted(0.4)(d, 1), quantileExactWeighted(0.3)(d, 2) FROM datetime;
|
|
SELECT quantileTiming(0.2)(d), quantileTiming(0.3)(d), quantileTiming(0.2)(d+1) FROM datetime;
|
|
SELECT quantileTimingWeighted(0.2)(d, 1), quantileTimingWeighted(0.3)(d, 1), quantileTimingWeighted(0.2)(d, 2) FROM datetime;
|
|
SELECT quantileTDigest(0.2)(d), quantileTDigest(0.3)(d), quantileTDigest(0.2)(d + 1) FROM datetime;
|
|
SELECT quantileTDigestWeighted(0.2)(d, 1), quantileTDigestWeighted(0.3)(d, 1), quantileTDigestWeighted(0.4)(d, 2) FROM datetime;
|
|
SELECT quantileBFloat16(0.2)(d), quantileBFloat16(0.3)(d), quantileBFloat16(0.4)(d + 1) FROM datetime;
|
|
|
|
|
|
SELECT '---------After fuse result-----------';
|
|
set optimize_fuse_quantile=true;
|
|
SELECT 'quantile:';
|
|
EXPLAIN SYNTAX SELECT quantile(0.2)(d), quantile(0.3)(d) FROM datetime;
|
|
SELECT quantile(0.2)(d), quantile(0.3)(d) FROM datetime;
|
|
|
|
SELECT 'quantileDeterministic:';
|
|
EXPLAIN SYNTAX SELECT quantileDeterministic(0.2)(d, 1), quantileDeterministic(0.5)(d, 1) FROM datetime;
|
|
SELECT quantileDeterministic(0.2)(d, 1), quantileDeterministic(0.5)(d, 1) FROM datetime;
|
|
|
|
SELECT 'quantileExact:';
|
|
EXPLAIN SYNTAX SELECT quantileExact(0.2)(d), quantileExact(0.5)(d) FROM datetime;
|
|
SELECT quantileExact(0.2)(d), quantileExact(0.5)(d) FROM datetime;
|
|
|
|
SELECT 'quantileExactWeighted:';
|
|
EXPLAIN SYNTAX SELECT quantileExactWeighted(0.2)(d, 1), quantileExactWeighted(0.4)(d, 1), quantileExactWeighted(0.3)(d, 2) FROM datetime;
|
|
SELECT quantileExactWeighted(0.2)(d, 1), quantileExactWeighted(0.4)(d, 1), quantileExactWeighted(0.3)(d, 2) FROM datetime;
|
|
|
|
SELECT 'quantileTiming:';
|
|
EXPLAIN SYNTAX SELECT quantileTiming(0.2)(d), quantileTiming(0.3)(d), quantileTiming(0.2)(d+1) FROM datetime;
|
|
SELECT quantileTiming(0.2)(d), quantileTiming(0.3)(d), quantileTiming(0.2)(d+1) FROM datetime;
|
|
|
|
SELECT 'quantileTimingWeighted:';
|
|
EXPLAIN SYNTAX SELECT quantileTimingWeighted(0.2)(d, 1), quantileTimingWeighted(0.3)(d, 1), quantileTimingWeighted(0.2)(d, 2) FROM datetime;
|
|
SELECT quantileTimingWeighted(0.2)(d, 1), quantileTimingWeighted(0.3)(d, 1), quantileTimingWeighted(0.2)(d, 2) FROM datetime;
|
|
|
|
SELECT 'quantileTDigest:';
|
|
EXPLAIN SYNTAX SELECT quantileTDigest(0.2)(d), quantileTDigest(0.3)(d), quantileTDigest(0.2)(d + 1) FROM datetime;
|
|
SELECT quantileTDigest(0.2)(d), quantileTDigest(0.3)(d), quantileTDigest(0.2)(d + 1) FROM datetime;
|
|
|
|
SELECT 'quantileTDigestWeighted:';
|
|
EXPLAIN SYNTAX SELECT quantileTDigestWeighted(0.2)(d, 1), quantileTDigestWeighted(0.3)(d, 1), quantileTDigestWeighted(0.4)(d, 2) FROM datetime;
|
|
SELECT quantileTDigestWeighted(0.2)(d, 1), quantileTDigestWeighted(0.3)(d, 1), quantileTDigestWeighted(0.4)(d, 2) FROM datetime;
|
|
|
|
SELECT 'quantileBFloat16:';
|
|
EXPLAIN SYNTAX SELECT quantileBFloat16(0.2)(d), quantileBFloat16(0.3)(d), quantileBFloat16(0.4)(d + 1) FROM datetime;
|
|
SELECT quantileBFloat16(0.2)(d), quantileBFloat16(0.3)(d), quantileBFloat16(0.4)(d + 1) FROM datetime;
|
|
|
|
DROP TABLE datetime;
|