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ff40d512bd
* fix: support append-only physical table Signed-off-by: Ruihang Xia <waynestxia@gmail.com> * Update src/metric-engine/src/engine/create.rs Co-authored-by: jeremyhi <jiachun_feng@proton.me> --------- Signed-off-by: Ruihang Xia <waynestxia@gmail.com> Co-authored-by: Weny Xu <wenymedia@gmail.com> Co-authored-by: jeremyhi <jiachun_feng@proton.me>
222 lines
8.7 KiB
Plaintext
222 lines
8.7 KiB
Plaintext
CREATE TABLE phy (ts timestamp time index, val double) engine=metric with ("physical_metric_table" = "");
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Affected Rows: 0
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SHOW TABLES;
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+---------+
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| Tables |
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+---------+
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| numbers |
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| phy |
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+---------+
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DESC TABLE phy;
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+--------+----------------------+-----+------+---------+---------------+
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| Column | Type | Key | Null | Default | Semantic Type |
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+--------+----------------------+-----+------+---------+---------------+
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| ts | TimestampMillisecond | PRI | NO | | TIMESTAMP |
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| val | Float64 | | YES | | FIELD |
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+--------+----------------------+-----+------+---------+---------------+
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-- create table with duplicate column def
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CREATE TABLE t1(ts timestamp time index, val double, host text, host string) engine=metric with ("on_physical_table" = "phy");
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Error: 1004(InvalidArguments), Invalid SQL, error: column name `host` is duplicated at index 2 and 3
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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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Affected Rows: 0
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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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Affected Rows: 0
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-- create logical table with different data type on field column
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CREATE TABLE t3 (ts timestamp time index, val string, host string, primary key (host)) engine=metric with ("on_physical_table" = "phy");
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Error: 1004(InvalidArguments), Column type mismatch. Expect Float64(Float64Type), got String(StringType)
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-- create logical table with different data type on tag column
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CREATE TABLE t4 (ts timestamp time index, val double, host double, primary key (host)) engine=metric with ("on_physical_table" = "phy");
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Error: 1004(InvalidArguments), Column type mismatch. Expect String(StringType), got Float64(Float64Type)
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-- create logical table with different column name on field column
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CREATE TABLE t5 (ts timestamp time index, valval double, host string primary key) engine = metric with ("on_physical_table" = "phy");
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Error: 1004(InvalidArguments), Adding field column valval to physical table
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SELECT table_catalog, table_schema, table_name, table_type, engine FROM information_schema.tables WHERE engine = 'metric' order by table_name;
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+---------------+--------------+------------+------------+--------+
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| table_catalog | table_schema | table_name | table_type | engine |
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+---------------+--------------+------------+------------+--------+
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| greptime | public | phy | BASE TABLE | metric |
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| greptime | public | t1 | BASE TABLE | metric |
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| greptime | public | t2 | BASE TABLE | metric |
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+---------------+--------------+------------+------------+--------+
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DESC TABLE phy;
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+------------+----------------------+-----+------+---------+---------------+
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| Column | Type | Key | Null | Default | Semantic Type |
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+------------+----------------------+-----+------+---------+---------------+
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| ts | TimestampMillisecond | PRI | NO | | TIMESTAMP |
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| val | Float64 | | YES | | FIELD |
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| __table_id | UInt32 | PRI | NO | | TAG |
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| __tsid | UInt64 | PRI | NO | | TAG |
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| host | String | PRI | YES | | TAG |
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| job | String | PRI | YES | | TAG |
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+------------+----------------------+-----+------+---------+---------------+
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DESC TABLE t1;
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+--------+----------------------+-----+------+---------+---------------+
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| Column | Type | Key | Null | Default | Semantic Type |
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+--------+----------------------+-----+------+---------+---------------+
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| host | String | PRI | YES | | TAG |
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| ts | TimestampMillisecond | PRI | NO | | TIMESTAMP |
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| val | Float64 | | YES | | FIELD |
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+--------+----------------------+-----+------+---------+---------------+
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DESC TABLE t2;
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+--------+----------------------+-----+------+---------+---------------+
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| Column | Type | Key | Null | Default | Semantic Type |
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+--------+----------------------+-----+------+---------+---------------+
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| job | String | PRI | YES | | TAG |
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| ts | TimestampMillisecond | PRI | NO | | TIMESTAMP |
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| val | Float64 | | YES | | FIELD |
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+--------+----------------------+-----+------+---------+---------------+
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-- should be failed
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-- SQLNESS REPLACE (region\s\d+\(\d+\,\s\d+\)) region
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DROP TABLE phy;
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Error: 1004(InvalidArguments), Physical region is busy, there are still some logical regions using it
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-- metadata should be restored
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DESC TABLE phy;
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+------------+----------------------+-----+------+---------+---------------+
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| Column | Type | Key | Null | Default | Semantic Type |
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+------------+----------------------+-----+------+---------+---------------+
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| ts | TimestampMillisecond | PRI | NO | | TIMESTAMP |
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| val | Float64 | | YES | | FIELD |
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| __table_id | UInt32 | PRI | NO | | TAG |
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| __tsid | UInt64 | PRI | NO | | TAG |
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| host | String | PRI | YES | | TAG |
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| job | String | PRI | YES | | TAG |
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+------------+----------------------+-----+------+---------+---------------+
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DROP TABLE t1;
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Affected Rows: 0
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DROP TABLE t2;
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Affected Rows: 0
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DROP TABLE phy;
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Affected Rows: 0
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-- create one with other primary keys
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CREATE TABLE phy2 (ts timestamp time index, val double, abc string, def string, primary key (abc, def)) engine=metric with ("physical_metric_table" = "");
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Affected Rows: 0
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DESC TABLE phy2;
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+--------+----------------------+-----+------+---------+---------------+
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| Column | Type | Key | Null | Default | Semantic Type |
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+--------+----------------------+-----+------+---------+---------------+
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| ts | TimestampMillisecond | PRI | NO | | TIMESTAMP |
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| val | Float64 | | YES | | FIELD |
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| abc | String | PRI | YES | | TAG |
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| def | String | PRI | YES | | TAG |
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+--------+----------------------+-----+------+---------+---------------+
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DROP TABLE phy2;
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Affected Rows: 0
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-- fuzz test case https://github.com/GreptimeTeam/greptimedb/issues/3612
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CREATE TABLE `auT`(
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incidunt TIMESTAMP(3) TIME INDEX,
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`REPREHenDERIt` double DEFAULT 0.70978713,
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`cOMmodi` STRING,
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`PERfERENdIS` STRING,
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PRIMARY KEY(`cOMmodi`, `PERfERENdIS`)
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) ENGINE = metric with ("physical_metric_table" = "");
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Affected Rows: 0
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DESC TABLE `auT`;
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+---------------+----------------------+-----+------+------------+---------------+
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| Column | Type | Key | Null | Default | Semantic Type |
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+---------------+----------------------+-----+------+------------+---------------+
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| incidunt | TimestampMillisecond | PRI | NO | | TIMESTAMP |
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| REPREHenDERIt | Float64 | | YES | 0.70978713 | FIELD |
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| cOMmodi | String | PRI | YES | | TAG |
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| PERfERENdIS | String | PRI | YES | | TAG |
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+---------------+----------------------+-----+------+------------+---------------+
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DROP TABLE `auT`;
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Affected Rows: 0
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-- append-only metric table
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CREATE TABLE
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phy (ts timestamp time index, val double) engine = metric
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with
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(
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"physical_metric_table" = "",
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"append_mode" = "true"
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);
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Affected Rows: 0
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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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Affected Rows: 0
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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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Affected Rows: 6
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SELECT * FROM t1;
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+-------------+---------------------+------+
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| host | ts | val |
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+-------------+---------------------+------+
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| example.com | 2022-01-01T00:00:00 | 1.23 |
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| example.com | 2022-01-01T00:00:00 | 1.23 |
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| example.com | 2022-01-02T00:00:00 | 4.56 |
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| example.com | 2022-01-02T00:00:00 | 4.56 |
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| example.com | 2022-01-03T00:00:00 | 7.89 |
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| example.com | 2022-01-03T00:00:00 | 7.89 |
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+-------------+---------------------+------+
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DROP TABLE t1;
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Affected Rows: 0
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DESC TABLE t1;
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Error: 4001(TableNotFound), Table not found: t1
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DROP TABLE phy;
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Affected Rows: 0
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