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51e2b6e728
* fix: display the PartitionBound and PartitionDef correctly * Update src/partition/src/partition.rs Co-authored-by: dennis zhuang <killme2008@gmail.com> * fix: fix unit test of partition definition --------- Co-authored-by: dennis zhuang <killme2008@gmail.com>
170 lines
5.5 KiB
Plaintext
170 lines
5.5 KiB
Plaintext
CREATE TABLE my_table (
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a INT PRIMARY KEY,
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b STRING,
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ts TIMESTAMP TIME INDEX,
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)
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PARTITION ON COLUMNS (a) (
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a < 1000,
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a >= 1000 AND a < 2000,
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a >= 2000
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);
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Affected Rows: 0
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-- SQLNESS REPLACE (\d{13}) ID
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SELECT table_catalog, table_schema, table_name, partition_name, partition_expression, greptime_partition_id from information_schema.partitions WHERE table_name = 'my_table' ORDER BY table_catalog, table_schema, table_name, partition_name;
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+---------------+--------------+------------+----------------+------------------------+-----------------------+
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| table_catalog | table_schema | table_name | partition_name | partition_expression | greptime_partition_id |
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+---------------+--------------+------------+----------------+------------------------+-----------------------+
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| greptime | public | my_table | p0 | a < 1000 | ID |
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| greptime | public | my_table | p1 | a >= 2000 | ID |
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| greptime | public | my_table | p2 | a >= 1000 AND a < 2000 | ID |
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+---------------+--------------+------------+----------------+------------------------+-----------------------+
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-- SQLNESS REPLACE (\d{13}) REGION_ID
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-- SQLNESS REPLACE (\d{1}) PEER_ID
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SELECT region_id, peer_id, is_leader, status FROM information_schema.region_peers ORDER BY peer_id;
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+---------------+---------+-----------+--------+
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| region_id | peer_id | is_leader | status |
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+---------------+---------+-----------+--------+
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| REGION_ID | PEER_ID | Yes | ALIVE |
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| REGION_ID | PEER_ID | Yes | ALIVE |
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| REGION_ID | PEER_ID | Yes | ALIVE |
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+---------------+---------+-----------+--------+
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INSERT INTO my_table VALUES
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(100, 'a', 1),
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(200, 'b', 2),
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(1100, 'c', 3),
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(1200, 'd', 4),
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(2000, 'e', 5),
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(2100, 'f', 6),
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(2200, 'g', 7),
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(2400, 'h', 8);
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Affected Rows: 8
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SELECT * FROM my_table;
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+------+---+-------------------------+
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| a | b | ts |
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+------+---+-------------------------+
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| 100 | a | 1970-01-01T00:00:00.001 |
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| 200 | b | 1970-01-01T00:00:00.002 |
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| 1100 | c | 1970-01-01T00:00:00.003 |
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| 1200 | d | 1970-01-01T00:00:00.004 |
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| 2000 | e | 1970-01-01T00:00:00.005 |
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| 2100 | f | 1970-01-01T00:00:00.006 |
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| 2200 | g | 1970-01-01T00:00:00.007 |
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| 2400 | h | 1970-01-01T00:00:00.008 |
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+------+---+-------------------------+
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DELETE FROM my_table WHERE a < 150;
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Affected Rows: 1
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SELECT * FROM my_table;
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+------+---+-------------------------+
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| a | b | ts |
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+------+---+-------------------------+
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| 200 | b | 1970-01-01T00:00:00.002 |
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| 1100 | c | 1970-01-01T00:00:00.003 |
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| 1200 | d | 1970-01-01T00:00:00.004 |
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| 2000 | e | 1970-01-01T00:00:00.005 |
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| 2100 | f | 1970-01-01T00:00:00.006 |
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| 2200 | g | 1970-01-01T00:00:00.007 |
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| 2400 | h | 1970-01-01T00:00:00.008 |
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+------+---+-------------------------+
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DELETE FROM my_table WHERE a < 2200 AND a > 1500;
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Affected Rows: 2
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SELECT * FROM my_table;
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+------+---+-------------------------+
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| a | b | ts |
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+------+---+-------------------------+
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| 200 | b | 1970-01-01T00:00:00.002 |
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| 1100 | c | 1970-01-01T00:00:00.003 |
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| 1200 | d | 1970-01-01T00:00:00.004 |
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| 2200 | g | 1970-01-01T00:00:00.007 |
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| 2400 | h | 1970-01-01T00:00:00.008 |
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+------+---+-------------------------+
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DELETE FROM my_table WHERE a < 2500;
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Affected Rows: 5
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SELECT * FROM my_table;
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++
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++
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DROP TABLE my_table;
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Affected Rows: 0
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CREATE TABLE my_table (
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a INT PRIMARY KEY,
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b STRING,
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ts TIMESTAMP TIME INDEX,
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)
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PARTITION ON COLUMNS (a) ();
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Affected Rows: 0
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-- SQLNESS REPLACE (\d{13}) ID
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SELECT table_catalog, table_schema, table_name, partition_name, partition_expression, greptime_partition_id from information_schema.partitions WHERE table_name = 'my_table' ORDER BY table_catalog, table_schema, table_name, partition_name;
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+---------------+--------------+------------+----------------+----------------------+-----------------------+
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| table_catalog | table_schema | table_name | partition_name | partition_expression | greptime_partition_id |
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+---------------+--------------+------------+----------------+----------------------+-----------------------+
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| greptime | public | my_table | p0 | MAXVALUE | ID |
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+---------------+--------------+------------+----------------+----------------------+-----------------------+
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-- SQLNESS REPLACE (\d{13}) REGION_ID
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-- SQLNESS REPLACE (\d{1}) PEER_ID
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SELECT region_id, peer_id, is_leader, status FROM information_schema.region_peers ORDER BY peer_id;
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+---------------+---------+-----------+--------+
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| region_id | peer_id | is_leader | status |
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+---------------+---------+-----------+--------+
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| REGION_ID | PEER_ID | Yes | ALIVE |
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+---------------+---------+-----------+--------+
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INSERT INTO my_table VALUES
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(100, 'a', 1),
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(200, 'b', 2),
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(1100, 'c', 3),
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(1200, 'd', 4),
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(2000, 'e', 5),
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(2100, 'f', 6),
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(2200, 'g', 7),
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(2400, 'h', 8);
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Affected Rows: 8
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SELECT * FROM my_table;
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+------+---+-------------------------+
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| a | b | ts |
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+------+---+-------------------------+
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| 100 | a | 1970-01-01T00:00:00.001 |
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| 200 | b | 1970-01-01T00:00:00.002 |
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| 1100 | c | 1970-01-01T00:00:00.003 |
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| 1200 | d | 1970-01-01T00:00:00.004 |
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| 2000 | e | 1970-01-01T00:00:00.005 |
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| 2100 | f | 1970-01-01T00:00:00.006 |
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| 2200 | g | 1970-01-01T00:00:00.007 |
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| 2400 | h | 1970-01-01T00:00:00.008 |
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+------+---+-------------------------+
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DROP TABLE my_table;
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Affected Rows: 0
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