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https://github.com/GreptimeTeam/greptimedb.git
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1d637cad51
* fix(metric-engine): group DDL requests * test: add sqlness tests * chore: apply suggestions from CR * chore: apply suggestions from CR
64 lines
1.4 KiB
SQL
64 lines
1.4 KiB
SQL
CREATE TABLE phy (ts timestamp time index, val double) engine=metric with ("physical_metric_table" = "");
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SHOW TABLES;
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DESC TABLE phy;
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CREATE TABLE t1 (ts timestamp time index, val double, host string primary key) engine = metric with ("on_physical_table" = "phy");
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CREATE TABLE t2 (ts timestamp time index, job string primary key, val double) engine = metric with ("on_physical_table" = "phy");
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DESC TABLE t1;
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DESC TABLE t2;
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DESC TABLE phy;
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ALTER TABLE t1 ADD COLUMN k STRING PRIMARY KEY;
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ALTER TABLE t2 ADD COLUMN k STRING PRIMARY KEY;
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DESC TABLE t1;
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DESC TABLE t2;
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DESC TABLE phy;
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DROP TABLE t1;
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DROP TABLE t2;
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DROP TABLE phy;
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CREATE TABLE phy (
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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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PARTITION ON COLUMNS ("host") (
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host < '1024',
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host >= '1024'
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)
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engine=metric
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with ("physical_metric_table" = "");
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CREATE TABLE t1 (ts timestamp time index, val double, host string primary key) engine=metric with ("on_physical_table" = "phy");
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INSERT INTO t1 (ts, val, host) VALUES
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('2022-01-01 00:00:00', 1.23, 'example.com'),
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('2022-01-02 00:00:00', 4.56, 'example.com'),
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('2022-01-03 00:00:00', 7.89, 'example.com'),
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('2022-01-01 00:00:00', 1.23, 'example.com'),
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('2022-01-02 00:00:00', 4.56, 'example.com'),
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('2022-01-03 00:00:00', 7.89, 'example.com');
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SELECT * FROM t1;
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ALTER TABLE t1 ADD COLUMN k STRING PRIMARY KEY;
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SELECT * FROM t1;
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DROP TABLE t1;
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DROP TABLE phy;
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