mirror of
https://github.com/GreptimeTeam/greptimedb.git
synced 2026-01-13 08:43:00 +00:00
47 lines
2.5 KiB
Plaintext
47 lines
2.5 KiB
Plaintext
CREATE TABLE host (
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ts timestamp(3) time index,
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host STRING PRIMARY KEY,
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val BIGINT,
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);
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Affected Rows: 0
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INSERT INTO TABLE host VALUES
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("1970-01-01T01:00:00+00:00", 'host1', 0),
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("1970-01-01T02:00:00+00:00", 'host1', 1),
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("1971-01-02T03:00:00+00:00", 'host1', 2),
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("1971-01-02T04:00:00+00:00", 'host1', 3),
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("1970-01-01T01:00:00+00:00", 'host2', 4),
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("1970-01-01T02:00:00+00:00", 'host2', 5),
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("1971-01-02T03:00:00+00:00", 'host2', 6),
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("1971-01-02T04:00:00+00:00", 'host2', 7);
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Affected Rows: 8
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SELECT ts, host, min(val) RANGE (INTERVAL '1 year') FROM host ALIGN (INTERVAL '1 year') ORDER BY host, ts;
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+---------------------+-------+----------------------------------------------------------------------------+
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| ts | host | MIN(host.val) RANGE IntervalMonthDayNano("950737950171172051122527404032") |
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+---------------------+-------+----------------------------------------------------------------------------+
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| 1970-01-01T00:00:00 | host1 | 0 |
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| 1970-12-27T00:00:00 | host1 | 2 |
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| 1970-01-01T00:00:00 | host2 | 4 |
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| 1970-12-27T00:00:00 | host2 | 6 |
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+---------------------+-------+----------------------------------------------------------------------------+
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SELECT ts, host, min(val) RANGE (INTERVAL '1' year) FROM host ALIGN (INTERVAL '1' year) ORDER BY host, ts;
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+---------------------+-------+----------------------------------------------------------------------------+
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| ts | host | MIN(host.val) RANGE IntervalMonthDayNano("950737950171172051122527404032") |
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+---------------------+-------+----------------------------------------------------------------------------+
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| 1970-01-01T00:00:00 | host1 | 0 |
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| 1970-12-27T00:00:00 | host1 | 2 |
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| 1970-01-01T00:00:00 | host2 | 4 |
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| 1970-12-27T00:00:00 | host2 | 6 |
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+---------------------+-------+----------------------------------------------------------------------------+
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DROP TABLE host;
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Affected Rows: 0
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