CREATE TABLE t1 (c1 TINYINT NOT NULL, c2 CHAR(5)) PARTITION BY HASH(c1) PARTITIONS 10; INSERT INTO t1 VALUES(0,'abc'),(5,'abc'),(10,'abc'),(15,'abc'),(20,'abc'),(25,'abc'),(30,'abc'),(35,'abc'); SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; ALTER TABLE t1 ADD PARTITION PARTITIONS 10; SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; ALTER TABLE t1 COALESCE PARTITION 18; SHOW TABLES; SELECT * FROM t1 ORDER BY c1; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; DROP TABLE t1; SHOW TABLES; CREATE TABLE t1 (c1 SMALLINT NOT NULL, c2 CHAR(5)) PARTITION BY HASH(c1) PARTITIONS 10; INSERT INTO t1 VALUES(0,'abc'),(5,'abc'),(10,'abc'),(15,'abc'),(20,'abc'),(25,'abc'),(30,'abc'),(35,'abc'); SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; ALTER TABLE t1 ADD PARTITION PARTITIONS 10; SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; ALTER TABLE t1 COALESCE PARTITION 18; SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; DROP TABLE t1; SHOW TABLES; CREATE TABLE t1 (c1 MEDIUMINT NOT NULL, c2 CHAR(5)) PARTITION BY HASH(c1) PARTITIONS 10; INSERT INTO t1 VALUES(0,'abc'),(5,'abc'),(10,'abc'),(15,'abc'),(20,'abc'),(25,'abc'),(30,'abc'),(35,'abc'); SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; ALTER TABLE t1 ADD PARTITION PARTITIONS 10; SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; ALTER TABLE t1 COALESCE PARTITION 18; SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; DROP TABLE t1; SHOW TABLES; CREATE TABLE t1 (c1 INT NOT NULL, c2 CHAR(5)) PARTITION BY HASH(c1) PARTITIONS 10; INSERT INTO t1 VALUES(0,'abc'),(5,'abc'),(10,'abc'),(15,'abc'),(20,'abc'),(25,'abc'),(30,'abc'),(35,'abc'); SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; ALTER TABLE t1 ADD PARTITION PARTITIONS 10; SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; ALTER TABLE t1 COALESCE PARTITION 18; SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; DROP TABLE t1; SHOW TABLES; CREATE TABLE t1 (c1 INTEGER NOT NULL, c2 CHAR(5)) PARTITION BY HASH(c1) PARTITIONS 10; INSERT INTO t1 VALUES(0,'abc'),(5,'abc'),(10,'abc'),(15,'abc'),(20,'abc'),(25,'abc'),(30,'abc'),(35,'abc'); SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; ALTER TABLE t1 ADD PARTITION PARTITIONS 10; SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; ALTER TABLE t1 COALESCE PARTITION 18; SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; DROP TABLE t1; SHOW TABLES; CREATE TABLE t1 (c1 BIGINT NOT NULL, c2 CHAR(5)) PARTITION BY HASH(c1) PARTITIONS 10; INSERT INTO t1 VALUES(0,'abc'),(5,'abc'),(10,'abc'),(15,'abc'),(20,'abc'),(25,'abc'),(30,'abc'),(35,'abc'); SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; ALTER TABLE t1 ADD PARTITION PARTITIONS 10; SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; ALTER TABLE t1 COALESCE PARTITION 18; SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; DROP TABLE t1; SHOW TABLES; CREATE TABLE t1 (c1 TINYINT NOT NULL, c2 CHAR(5)) PARTITION BY KEY(c1) PARTITIONS 10; INSERT INTO t1 VALUES(0,'abc'),(5,'abc'),(10,'abc'),(15,'abc'),(20,'abc'),(25,'abc'),(30,'abc'),(35,'abc'); SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; ALTER TABLE t1 ADD PARTITION PARTITIONS 10; SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; ALTER TABLE t1 COALESCE PARTITION 18; SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; DROP TABLE t1; SHOW TABLES; CREATE TABLE t1 (c1 SMALLINT NOT NULL, c2 CHAR(5)) PARTITION BY KEY(c1) PARTITIONS 10; INSERT INTO t1 VALUES(0,'abc'),(5,'abc'),(10,'abc'),(15,'abc'),(20,'abc'),(25,'abc'),(30,'abc'),(35,'abc'); SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; ALTER TABLE t1 ADD PARTITION PARTITIONS 10; SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; ALTER TABLE t1 COALESCE PARTITION 18; SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; DROP TABLE t1; SHOW TABLES; CREATE TABLE t1 (c1 MEDIUMINT NOT NULL, c2 CHAR(5)) PARTITION BY KEY(c1) PARTITIONS 10; INSERT INTO t1 VALUES(0,'abc'),(5,'abc'),(10,'abc'),(15,'abc'),(20,'abc'),(25,'abc'),(30,'abc'),(35,'abc'); SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; ALTER TABLE t1 ADD PARTITION PARTITIONS 10; SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; ALTER TABLE t1 COALESCE PARTITION 18; SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; DROP TABLE t1; SHOW TABLES; CREATE TABLE t1 (c1 INT NOT NULL, c2 CHAR(5)) PARTITION BY KEY(c1) PARTITIONS 10; INSERT INTO t1 VALUES(0,'abc'),(5,'abc'),(10,'abc'),(15,'abc'),(20,'abc'),(25,'abc'),(30,'abc'),(35,'abc'); SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; ALTER TABLE t1 ADD PARTITION PARTITIONS 10; SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; ALTER TABLE t1 COALESCE PARTITION 18; SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; DROP TABLE t1; SHOW TABLES; CREATE TABLE t1 (c1 INTEGER NOT NULL, c2 CHAR(5)) PARTITION BY KEY(c1) PARTITIONS 10; INSERT INTO t1 VALUES(0,'abc'),(5,'abc'),(10,'abc'),(15,'abc'),(20,'abc'),(25,'abc'),(30,'abc'),(35,'abc'); SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; ALTER TABLE t1 ADD PARTITION PARTITIONS 10; SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; ALTER TABLE t1 COALESCE PARTITION 18; SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; DROP TABLE t1; SHOW TABLES; CREATE TABLE t1 (c1 BIGINT NOT NULL, c2 CHAR(5)) PARTITION BY KEY(c1) PARTITIONS 10; INSERT INTO t1 VALUES(0,'abc'),(5,'abc'),(10,'abc'),(15,'abc'),(20,'abc'),(25,'abc'),(30,'abc'),(35,'abc'); SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; ALTER TABLE t1 ADD PARTITION PARTITIONS 10; SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; ALTER TABLE t1 COALESCE PARTITION 18; SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; DROP TABLE t1; SHOW TABLES; CREATE TABLE t1 (c1 TINYINT NOT NULL, c2 CHAR(5)) PARTITION BY LINEAR KEY(c1) PARTITIONS 10; INSERT INTO t1 VALUES(0,'abc'),(5,'abc'),(10,'abc'),(15,'abc'),(20,'abc'),(25,'abc'),(30,'abc'),(35,'abc'); SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; ALTER TABLE t1 ADD PARTITION PARTITIONS 10; SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; ALTER TABLE t1 COALESCE PARTITION 18; SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; DROP TABLE t1; SHOW TABLES; CREATE TABLE t1 (c1 SMALLINT NOT NULL, c2 CHAR(5)) PARTITION BY LINEAR KEY(c1) PARTITIONS 10; INSERT INTO t1 VALUES(0,'abc'),(5,'abc'),(10,'abc'),(15,'abc'),(20,'abc'),(25,'abc'),(30,'abc'),(35,'abc'); SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; ALTER TABLE t1 ADD PARTITION PARTITIONS 10; SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; ALTER TABLE t1 COALESCE PARTITION 18; SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; DROP TABLE t1; SHOW TABLES; CREATE TABLE t1 (c1 MEDIUMINT NOT NULL, c2 CHAR(5)) PARTITION BY LINEAR KEY(c1) PARTITIONS 10; INSERT INTO t1 VALUES(0,'abc'),(5,'abc'),(10,'abc'),(15,'abc'),(20,'abc'),(25,'abc'),(30,'abc'),(35,'abc'); SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; ALTER TABLE t1 ADD PARTITION PARTITIONS 10; SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; ALTER TABLE t1 COALESCE PARTITION 18; SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; DROP TABLE t1; SHOW TABLES; CREATE TABLE t1 (c1 INT NOT NULL, c2 CHAR(5)) PARTITION BY LINEAR KEY(c1) PARTITIONS 10; INSERT INTO t1 VALUES(0,'abc'),(5,'abc'),(10,'abc'),(15,'abc'),(20,'abc'),(25,'abc'),(30,'abc'),(35,'abc'); SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; ALTER TABLE t1 ADD PARTITION PARTITIONS 10; SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; ALTER TABLE t1 COALESCE PARTITION 18; SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; DROP TABLE t1; SHOW TABLES; CREATE TABLE t1 (c1 INTEGER NOT NULL, c2 CHAR(5)) PARTITION BY LINEAR KEY(c1) PARTITIONS 10; INSERT INTO t1 VALUES(0,'abc'),(5,'abc'),(10,'abc'),(15,'abc'),(20,'abc'),(25,'abc'),(30,'abc'),(35,'abc'); SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; ALTER TABLE t1 ADD PARTITION PARTITIONS 10; SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; ALTER TABLE t1 COALESCE PARTITION 18; SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; DROP TABLE t1; SHOW TABLES; CREATE TABLE t1 (c1 BIGINT NOT NULL, c2 CHAR(5)) PARTITION BY LINEAR KEY(c1) PARTITIONS 10; INSERT INTO t1 VALUES(0,'abc'),(5,'abc'),(10,'abc'),(15,'abc'),(20,'abc'),(25,'abc'),(30,'abc'),(35,'abc'); SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; ALTER TABLE t1 ADD PARTITION PARTITIONS 10; SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; ALTER TABLE t1 COALESCE PARTITION 18; SELECT * FROM t1 ORDER BY c1; SHOW TABLES; let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; --replace_result $ENGINE ENGINE SHOW CREATE TABLE t1; DROP TABLE t1; SHOW TABLES;