mirror of
https://github.com/GreptimeTeam/greptimedb.git
synced 2026-01-14 01:02:55 +00:00
6ab0f0cc5c
* fix: select after alter * fix: insert a proper row&catch a bug * fix: alter table modify type modify default value type too * refactor: per review * chore: per review * refactor: per review * refactor: per review
160 lines
3.4 KiB
SQL
160 lines
3.4 KiB
SQL
CREATE TABLE test_alt_table(h INTEGER, i INTEGER, j TIMESTAMP TIME INDEX, PRIMARY KEY (h, i));
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DESC TABLE test_alt_table;
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INSERT INTO test_alt_table VALUES (1, 1, 0), (2, 2, 1);
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-- TODO: It may result in an error if `k` is with type INTEGER.
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-- Error: 3001(EngineExecuteQuery), Invalid argument error: column types must match schema types, expected Int32 but found Utf8 at column index 3
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ALTER TABLE test_alt_table ADD COLUMN k STRING PRIMARY KEY;
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DESC TABLE test_alt_table;
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SELECT * FROM test_alt_table;
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SELECT * FROM test_alt_table WHERE i = 1;
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-- SQLNESS ARG restart=true
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ALTER TABLE test_alt_table ADD COLUMN m INTEGER;
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ALTER TABLE test_alt_table ADD COLUMN dt DATETIME;
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-- Should fail issue #5422
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ALTER TABLE test_alt_table ADD COLUMN n interval;
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-- Should fail issue #5422
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ALTER TABLE test_alt_table MODIFY COLUMN m interval;
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INSERT INTO test_alt_table (h, i, j, m, dt) VALUES (42, 42, 0, 11, 0);
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ALTER TABLE test_alt_table MODIFY COLUMN m Float64;
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SELECT * FROM test_alt_table;
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ALTER TABLE test_alt_table MODIFY COLUMN m INTEGER;
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SELECT * FROM test_alt_table;
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ALTER TABLE test_alt_table MODIFY COLUMN m BOOLEAN;
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SELECT * FROM test_alt_table;
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DESC TABLE test_alt_table;
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DROP TABLE test_alt_table;
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-- test if column with default value can change type properly
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CREATE TABLE test_alt_table_default(h INTEGER, i INTEGER DEFAULT 0, j TIMESTAMP TIME INDEX, PRIMARY KEY (h));
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ALTER TABLE test_alt_table_default MODIFY COLUMN i BOOLEAN;
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INSERT INTO test_alt_table_default (h, j) VALUES (1, 0), (2, 1);
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SELECT * FROM test_alt_table_default ORDER BY h;
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ALTER TABLE test_alt_table_default MODIFY COLUMN i INTEGER;
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DESC TABLE test_alt_table_default;
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INSERT INTO test_alt_table_default (h, j) VALUES (3, 0), (4, 1);
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SELECT * FROM test_alt_table_default ORDER BY h;
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ALTER TABLE test_alt_table_default MODIFY COLUMN i STRING;
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INSERT INTO test_alt_table_default (h, j) VALUES (5, 0);
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INSERT INTO test_alt_table_default (h, i, j) VALUES (6, "word" ,1);
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SELECT * FROM test_alt_table_default ORDER BY h;
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DROP TABLE test_alt_table_default;
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-- to test if same name column can be added
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CREATE TABLE phy (ts timestamp time index, val double) engine = metric with ("physical_metric_table" = "");
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CREATE TABLE t1 (
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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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) engine = metric with ("on_physical_table" = "phy");
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INSERT INTO
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t1
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VALUES
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('host1', 0, 1),
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('host2', 1, 0,);
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SELECT
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*
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FROM
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t1;
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CREATE TABLE t2 (
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ts timestamp time index,
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job string primary key,
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val double
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) engine = metric with ("on_physical_table" = "phy");
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ALTER TABLE
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t1
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ADD
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COLUMN `at` STRING;
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ALTER TABLE
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t2
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ADD
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COLUMN at3 STRING;
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ALTER TABLE
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t2
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ADD
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COLUMN `at` STRING;
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ALTER TABLE
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t2
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ADD
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COLUMN at2 STRING;
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ALTER TABLE
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t2
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ADD
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COLUMN at4 UINT16;
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INSERT INTO
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t2
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VALUES
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("loc_1", "loc_2", "loc_3", 2, 'job1', 0, 1);
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SELECT
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*
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FROM
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t2;
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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 grpc_latencies (
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ts TIMESTAMP TIME INDEX,
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host STRING,
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method_name STRING,
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latency DOUBLE,
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PRIMARY KEY (host, method_name)
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) with('append_mode'='true');
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INSERT INTO grpc_latencies (ts, host, method_name, latency) VALUES
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('2024-07-11 20:00:06', 'host1', 'GetUser', 103.0);
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SELECT * FROM grpc_latencies;
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ALTER TABLE grpc_latencies SET ttl = '10000d';
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ALTER TABLE grpc_latencies ADD COLUMN home INTEGER FIRST;
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SELECT * FROM grpc_latencies;
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DROP TABLE grpc_latencies;
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