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https://github.com/GreptimeTeam/greptimedb.git
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802229de87
* update valid results Signed-off-by: Ruihang Xia <waynestxia@gmail.com> * accomplish datatype Signed-off-by: Ruihang Xia <waynestxia@gmail.com> * cast null Signed-off-by: Ruihang Xia <waynestxia@gmail.com> * fix unit tests Signed-off-by: Ruihang Xia <waynestxia@gmail.com> --------- Signed-off-by: Ruihang Xia <waynestxia@gmail.com>
97 lines
2.8 KiB
SQL
97 lines
2.8 KiB
SQL
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 DOUBLE,
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);
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INSERT INTO TABLE host VALUES
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(0, 'host1', 0.0),
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(5000, 'host1', 1.0),
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(10000, 'host1', 2.0),
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(15000, 'host1', 3.0),
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(20000, 'host1', 4.0),
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(25000, 'host1', 5.0),
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(30000, 'host1', 6.0),
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(35000, 'host1', 7.0),
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(40000, 'host1', 8.0),
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(0, 'host2', 9.0),
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(5000, 'host2', 10.0),
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(10000, 'host2', 11.0),
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(15000, 'host2', 12.0),
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(20000, 'host2', 13.0),
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(25000, 'host2', 14.0),
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(30000, 'host2', 15.0),
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(35000, 'host2', 16.0),
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(40000, 'host2', 17.0);
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SELECT ts, host, min(val) RANGE '10s', max(val) RANGE '10s' FROM host ALIGN '5s' ORDER BY host, ts;
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SELECT ts, host, min(val / 2.0)/2 RANGE '10s', max(val / 2.0)/2 RANGE '10s' FROM host ALIGN '5s' ORDER BY host, ts;
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SELECT ts, covar(val, val) RANGE '10s', host FROM host ALIGN '5s' ORDER BY host, ts;
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SELECT covar(ceil(val), floor(val)) RANGE '10s', ts, host FROM host ALIGN '5s' ORDER BY host, ts;
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SELECT ts, host, covar((sin(val) + cos(val))/2.0 + 1.0, 2.0) RANGE '10s' FROM host ALIGN '5s' ORDER BY host, ts;
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SELECT ts, min(val) RANGE '10s', host, max(val) RANGE '10s' FROM host ALIGN '1000s' ORDER BY host, ts;
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SELECT ts, host, min(val) RANGE '10s', max(val) RANGE '5s' FROM host ALIGN '5s' ORDER BY host, ts;
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SELECT ts, host, (min(val)+max(val))/4 RANGE '10s' FROM host ALIGN '5s' ORDER BY host, ts;
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SELECT ts, host, foo FROM (SELECT ts, host, (min(val)+max(val))/4 RANGE '10s' AS foo FROM host ALIGN '5s' ORDER BY host, ts) WHERE foo > 5 ORDER BY host, ts;
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SELECT ts, b, (min(c)+max(c))/4 RANGE '10s' FROM (SELECT ts, host AS b, val AS c FROM host WHERE val > 8.0) ALIGN '5s' BY (b) ORDER BY b, ts;
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-- Test Invalid cases
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-- 1. error timestamp
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SELECT min(val) RANGE 'not_time' FROM host ALIGN '5s';
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SELECT min(val) RANGE '5s' FROM host ALIGN 'not_time';
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-- 2.1 no range param
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SELECT min(val) FROM host ALIGN '5s';
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SELECT min(val) RANGE '10s', max(val) FROM host ALIGN '5s';
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-- 2.2 no align param
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SELECT min(val) RANGE '5s' FROM host;
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DROP TABLE host;
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CREATE TABLE host_sec (
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ts timestamp(0) time index,
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host STRING PRIMARY KEY,
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val DOUBLE,
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);
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INSERT INTO TABLE host_sec VALUES
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(0, 'host1', 0.0),
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(5, 'host1', 1.0),
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(10, 'host1', 2.0),
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(15, 'host1', 3.0),
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(20, 'host1', 4.0),
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(25, 'host1', 5.0),
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(30, 'host1', 6.0),
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(35, 'host1', 7.0),
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(40, 'host1', 8.0),
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(0, 'host2', 9.0),
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(5, 'host2', 10.0),
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(10, 'host2', 11.0),
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(15, 'host2', 12.0),
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(20, 'host2', 13.0),
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(25, 'host2', 14.0),
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(30, 'host2', 15.0),
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(35, 'host2', 16.0),
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(40, 'host2', 17.0);
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-- TODO(ruihang): This query returns incorrect result.
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-- SELECT ts, host, min(val) RANGE '10s', max(val) RANGE '10s' FROM host_sec ALIGN '5s' ORDER BY host, ts;
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DROP TABLE host_sec;
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