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59 lines
3.7 KiB
SQL
59 lines
3.7 KiB
SQL
DROP TABLE IF EXISTS datetime;
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CREATE TABLE datetime (d DateTime('UTC')) ENGINE = Memory;
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INSERT INTO datetime(d) VALUES(toDateTime('2016-06-15 23:00:00', 'UTC'))
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SELECT quantile(0.2)(d), quantile(0.3)(d) FROM datetime;
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SELECT quantileDeterministic(0.2)(d, 1), quantileDeterministic(0.5)(d, 1) FROM datetime;
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SELECT quantileExact(0.2)(d), quantileExact(0.5)(d) FROM datetime;
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SELECT quantileExactWeighted(0.2)(d, 1), quantileExactWeighted(0.4)(d, 1), quantileExactWeighted(0.3)(d, 2) FROM datetime;
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SELECT quantileTiming(0.2)(d), quantileTiming(0.3)(d), quantileTiming(0.2)(d+1) FROM datetime;
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SELECT quantileTimingWeighted(0.2)(d, 1), quantileTimingWeighted(0.3)(d, 1), quantileTimingWeighted(0.2)(d, 2) FROM datetime;
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SELECT quantileTDigest(0.2)(d), quantileTDigest(0.3)(d), quantileTDigest(0.2)(d + 1) FROM datetime;
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SELECT quantileTDigestWeighted(0.2)(d, 1), quantileTDigestWeighted(0.3)(d, 1), quantileTDigestWeighted(0.4)(d, 2) FROM datetime;
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SELECT quantileBFloat16(0.2)(d), quantileBFloat16(0.3)(d), quantileBFloat16(0.4)(d + 1) FROM datetime;
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SELECT '---------After fuse result-----------';
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set optimize_fuse_quantile=true;
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SELECT 'quantile:';
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EXPLAIN SYNTAX SELECT quantile(0.2)(d), quantile(0.3)(d) FROM datetime;
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SELECT quantile(0.2)(d), quantile(0.3)(d) FROM datetime;
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SELECT 'quantileDeterministic:';
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EXPLAIN SYNTAX SELECT quantileDeterministic(0.2)(d, 1), quantileDeterministic(0.5)(d, 1) FROM datetime;
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SELECT quantileDeterministic(0.2)(d, 1), quantileDeterministic(0.5)(d, 1) FROM datetime;
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SELECT 'quantileExact:';
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EXPLAIN SYNTAX SELECT quantileExact(0.2)(d), quantileExact(0.5)(d) FROM datetime;
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SELECT quantileExact(0.2)(d), quantileExact(0.5)(d) FROM datetime;
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SELECT 'quantileExactWeighted:';
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EXPLAIN SYNTAX SELECT quantileExactWeighted(0.2)(d, 1), quantileExactWeighted(0.4)(d, 1), quantileExactWeighted(0.3)(d, 2) FROM datetime;
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SELECT quantileExactWeighted(0.2)(d, 1), quantileExactWeighted(0.4)(d, 1), quantileExactWeighted(0.3)(d, 2) FROM datetime;
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SELECT 'quantileTiming:';
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EXPLAIN SYNTAX SELECT quantileTiming(0.2)(d), quantileTiming(0.3)(d), quantileTiming(0.2)(d+1) FROM datetime;
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SELECT quantileTiming(0.2)(d), quantileTiming(0.3)(d), quantileTiming(0.2)(d+1) FROM datetime;
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SELECT 'quantileTimingWeighted:';
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EXPLAIN SYNTAX SELECT quantileTimingWeighted(0.2)(d, 1), quantileTimingWeighted(0.3)(d, 1), quantileTimingWeighted(0.2)(d, 2) FROM datetime;
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SELECT quantileTimingWeighted(0.2)(d, 1), quantileTimingWeighted(0.3)(d, 1), quantileTimingWeighted(0.2)(d, 2) FROM datetime;
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SELECT 'quantileTDigest:';
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EXPLAIN SYNTAX SELECT quantileTDigest(0.2)(d), quantileTDigest(0.3)(d), quantileTDigest(0.2)(d + 1) FROM datetime;
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SELECT quantileTDigest(0.2)(d), quantileTDigest(0.3)(d), quantileTDigest(0.2)(d + 1) FROM datetime;
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SELECT 'quantileTDigestWeighted:';
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EXPLAIN SYNTAX SELECT quantileTDigestWeighted(0.2)(d, 1), quantileTDigestWeighted(0.3)(d, 1), quantileTDigestWeighted(0.4)(d, 2) FROM datetime;
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SELECT quantileTDigestWeighted(0.2)(d, 1), quantileTDigestWeighted(0.3)(d, 1), quantileTDigestWeighted(0.4)(d, 2) FROM datetime;
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SELECT 'quantileBFloat16:';
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EXPLAIN SYNTAX SELECT quantileBFloat16(0.2)(d), quantileBFloat16(0.3)(d), quantileBFloat16(0.4)(d + 1) FROM datetime;
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SELECT quantileBFloat16(0.2)(d), quantileBFloat16(0.3)(d), quantileBFloat16(0.4)(d + 1) FROM datetime;
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EXPLAIN SYNTAX SELECT quantile(0.2)(d) as k, quantile(0.3)(d) FROM datetime order by quantile(0.2)(d);
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DROP TABLE datetime;
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SELECT b, quantile(0.5)(x) as a, quantile(0.9)(x) as y, quantile(0.95)(x) FROM (select number as x, number % 2 as b from numbers(10)) group by b;
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EXPLAIN SYNTAX SELECT b, quantile(0.5)(x) as a, quantile(0.9)(x) as y, quantile(0.95)(x) FROM (select number as x, number % 2 as b from numbers(10)) group by b;
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