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35 lines
1.6 KiB
SQL
35 lines
1.6 KiB
SQL
SET session_timezone='Europe/Amsterdam';
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SET enable_analyzer=1;
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DROP TABLE IF EXISTS with_fill_staleness;
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CREATE TABLE with_fill_staleness (a DateTime, b DateTime, c UInt64) ENGINE = MergeTree ORDER BY a;
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SELECT 'add samples';
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INSERT INTO with_fill_staleness
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SELECT
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toDateTime('2016-06-15 23:00:00') + number AS a, a as b, number as c
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FROM numbers(30)
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WHERE (number % 5) == 0;
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SELECT 'regular with fill';
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SELECT a, c, 'original' as original FROM with_fill_staleness ORDER BY a ASC WITH FILL INTERPOLATE (c);
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SELECT 'staleness 1 seconds';
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SELECT a, c, 'original' as original FROM with_fill_staleness ORDER BY a ASC WITH FILL STALENESS INTERVAL 1 SECOND INTERPOLATE (c);
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SELECT 'staleness 3 seconds';
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SELECT a, c, 'original' as original FROM with_fill_staleness ORDER BY a ASC WITH FILL STALENESS INTERVAL 3 SECOND INTERPOLATE (c);
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SELECT 'descending order';
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SELECT a, c, 'original' as original FROM with_fill_staleness ORDER BY a DESC WITH FILL STALENESS INTERVAL -2 SECOND INTERPOLATE (c);
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SELECT 'staleness with to and step';
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SELECT a, c, 'original' as original FROM with_fill_staleness ORDER BY a ASC WITH FILL TO toDateTime('2016-06-15 23:00:40') STEP 3 STALENESS INTERVAL 7 SECOND INTERPOLATE (c);
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SELECT 'staleness with another regular with fill';
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SELECT a, b, c, 'original' as original FROM with_fill_staleness ORDER BY a ASC WITH FILL STALENESS INTERVAL 2 SECOND, b ASC WITH FILL FROM 0 TO 3 INTERPOLATE (c);
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SELECT 'double staleness';
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SELECT a, b, c, 'original' as original FROM with_fill_staleness ORDER BY a ASC WITH FILL STALENESS INTERVAL 2 SECOND, b ASC WITH FILL TO toDateTime('2016-06-15 23:01:00') STEP 2 STALENESS 5 INTERPOLATE (c);
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