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21 lines
2.8 KiB
SQL
21 lines
2.8 KiB
SQL
DROP TABLE IF EXISTS nnd;
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CREATE TABLE nnd (id Int8, ts DateTime64(3, 'UTC'), metric Float64) ENGINE=MergeTree() ORDER BY id;
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INSERT INTO nnd VALUES (1, toDateTime64('1979-12-12 21:21:21.123', 3, 'UTC'), 1.1), (2, toDateTime64('1979-12-12 21:21:21.124', 3, 'UTC'), 2.34), (3, toDateTime64('1979-12-12 21:21:21.127', 3, 'UTC'), 3.7), (4, toDateTime64('1979-12-12 21:21:21.129', 3, 'UTC'), 2.1), (5, toDateTime('1979-12-12 21:21:22', 'UTC'), 1.3345), (6, toDateTime('1979-12-12 21:21:23', 'UTC'), 1.54);
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SELECT '- shall work for precise intervals';
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SELECT ts, metric, nonNegativeDerivative(metric, ts, INTERVAL 3 NANOSECOND) OVER (PARTITION BY metric ORDER BY ts ASC Rows BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING) AS deriv FROM nnd;
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SELECT ts, metric, nonNegativeDerivative(metric, ts, INTERVAL 4 MICROSECOND) OVER (PARTITION BY metric ORDER BY ts ASC Rows BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING) AS deriv FROM nnd;
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SELECT ts, metric, nonNegativeDerivative(metric, ts, INTERVAL 5 MILLISECOND) OVER (PARTITION BY metric ORDER BY ts ASC Rows BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING) AS deriv FROM nnd;
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SELECT ts, metric, nonNegativeDerivative(metric, ts, INTERVAL 6 SECOND) OVER (PARTITION BY metric ORDER BY ts ASC Rows BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING) AS deriv FROM nnd;
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SELECT ts, metric, nonNegativeDerivative(metric, ts, INTERVAL 7 MINUTE) OVER (PARTITION BY metric ORDER BY ts ASC Rows BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING) AS deriv FROM nnd;
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SELECT ts, metric, nonNegativeDerivative(metric, ts, INTERVAL 8 HOUR) OVER (PARTITION BY metric ORDER BY ts ASC Rows BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING) AS deriv FROM nnd;
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SELECT ts, metric, nonNegativeDerivative(metric, ts, INTERVAL 9 DAY) OVER (PARTITION BY metric ORDER BY ts ASC Rows BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING) AS deriv FROM nnd;
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SELECT ts, metric, nonNegativeDerivative(metric, ts, INTERVAL 10 WEEK) OVER (PARTITION BY metric ORDER BY ts ASC Rows BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING) AS deriv FROM nnd;
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SELECT '- shall not work for month, quarter, year';
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SELECT ts, metric, nonNegativeDerivative(metric, ts, INTERVAL 11 MONTH) OVER (PARTITION BY metric ORDER BY ts ASC Rows BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING) AS deriv FROM nnd; -- { serverError ILLEGAL_TYPE_OF_ARGUMENT }
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SELECT ts, metric, nonNegativeDerivative(metric, ts, INTERVAL 12 QUARTER) OVER (PARTITION BY metric ORDER BY ts ASC Rows BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING) AS deriv FROM nnd; -- { serverError ILLEGAL_TYPE_OF_ARGUMENT }
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SELECT ts, metric, nonNegativeDerivative(metric, ts, INTERVAL 13 YEAR) OVER (PARTITION BY metric ORDER BY ts ASC Rows BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING) AS deriv FROM nnd; -- { serverError ILLEGAL_TYPE_OF_ARGUMENT }
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DROP TABLE IF EXISTS nnd;
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