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39140058d0
* feat: adapt new name of holt winters fn Signed-off-by: Ruihang Xia <waynestxia@gmail.com> * update parser Signed-off-by: Ruihang Xia <waynestxia@gmail.com> * alias old fn name Signed-off-by: Ruihang Xia <waynestxia@gmail.com> --------- Signed-off-by: Ruihang Xia <waynestxia@gmail.com>
85 lines
2.0 KiB
SQL
85 lines
2.0 KiB
SQL
CREATE TABLE
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prom_series (
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ts TIMESTAMP TIME INDEX,
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val DOUBLE,
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host STRING PRIMARY KEY
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);
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INSERT INTO
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prom_series (ts, val, host)
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VALUES
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(0, 0.0, 'p'),
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(300, 10.0, 'p'),
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(600, 20.0, 'p'),
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(900, 30.0, 'p'),
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(1200, 40.0, 'p'),
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(1500, 0.0, 'p'),
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(1800, 10.0, 'p'),
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(2100, 20.0, 'p'),
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(2400, 30.0, 'p'),
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(2700, 40.0, 'p'),
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(3000, 50.0, 'p');
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-- predict_linear
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-- SQLNESS SORT_RESULT 3 1
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tql eval (3, 3, '1s') predict_linear(prom_series[3s], 0);
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-- SQLNESS SORT_RESULT 3 1
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tql eval (3, 3, '1s') predict_linear(prom_series[3s], 3);
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-- SQLNESS SORT_RESULT 3 1
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tql eval (3, 3, '1s') predict_linear(prom_series[3s], 40 + 2);
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-- double_exponential_smoothing
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-- SQLNESS SORT_RESULT 3 1
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tql eval (10, 10, '1s') double_exponential_smoothing(prom_series[10s], 0.4 + 0.1, 0.1);
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-- holt_winters (backward compatibility)
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-- SQLNESS SORT_RESULT 3 1
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tql eval (10, 10, '1s') holt_winters(prom_series[10s], 0.4 + 0.1, 0.1);
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DROP TABLE prom_series;
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CREATE TABLE
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prom_series_q (
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ts TIMESTAMP TIME INDEX,
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val DOUBLE,
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host STRING PRIMARY KEY
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);
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INSERT INTO
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prom_series_q (ts, val, host)
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VALUES
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(1000, 123.45, 'q'),
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(2000, 234.567, 'q'),
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(3000, 345.678, 'q'),
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(4000, 456.789, 'q');
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-- quantile_over_time
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-- SQLNESS SORT_RESULT 3 1
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tql eval (4, 4, '1s') quantile_over_time(0.2 + 0.05, prom_series_q[4s]);
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-- SQLNESS SORT_RESULT 3 1
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tql eval (4, 4, '1s') quantile_over_time(0.4 + 0.1, prom_series_q[4s]);
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-- round
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-- SQLNESS SORT_RESULT 3 1
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tql eval (3, 3, '1s') round(prom_series_q);
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-- SQLNESS SORT_RESULT 3 1
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tql eval (1, 4, '1s') round(prom_series_q, 0.01);
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-- SQLNESS SORT_RESULT 3 1
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tql eval (1, 4, '1s') round(prom_series_q, 0.05 + 0.05);
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-- SQLNESS SORT_RESULT 3 1
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tql eval (1, 4, '1s') round(prom_series_q, 10.0);
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-- SQLNESS SORT_RESULT 3 1
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tql eval (1, 4, '1s') round(prom_series_q, 100.0 + 3.0);
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-- SQLNESS SORT_RESULT 3 1
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tql eval (1, 4, '1s') round(prom_series_q, - 3.0 + 13.0);
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DROP TABLE prom_series_q;
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