CREATE TABLE `test_data` ( `hid` bigint(20) unsigned NOT NULL, `itid` bigint(20) unsigned NOT NULL, `clocktime` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP, `values` double(16,4) NOT NULL, PRIMARY KEY (`hid`,`itid`,`clocktime`) ) ; INSERT INTO `test_data` (`hid`, `itid`, `clocktime`, `values`) VALUES (1, 1, '2015-03-10 06:25:16', 0.0000), (1, 1, '2015-03-10 06:26:24', 0.0000), (1, 1, '2015-03-10 06:27:32', 0.0000), (1, 1, '2015-03-10 06:28:40', 0.0000), (1, 1, '2015-03-10 06:29:49', 0.0000), (1, 1, '2015-03-10 06:30:57', 0.0000), (1, 1, '2015-03-10 06:32:05', 0.0000), (1, 1, '2015-03-10 06:33:14', 0.0000), (1, 1, '2015-03-10 06:34:22', 0.0000), (1, 1, '2015-03-10 06:35:30', 0.0000), (1, 1, '2015-03-10 06:36:39', 0.0000), (1, 1, '2015-03-10 06:37:47', 0.0000), (1, 1, '2015-03-10 06:38:55', 0.0000), (1, 1, '2015-03-10 06:40:03', 0.0000), (1, 1, '2015-03-10 06:41:09', 0.0000), (1, 1, '2015-03-10 06:42:21', 0.0000), (1, 1, '2015-03-10 06:43:29', 0.0000), (1, 1, '2015-03-10 06:44:37', 0.0000), (1, 1, '2015-03-10 06:45:46', 0.0000), (1, 1, '2015-03-10 06:47:05', 0.0000), (1, 1, '2015-03-10 06:48:21', 0.0000), (1, 1, '2015-03-10 06:49:41', 0.0000), (1, 1, '2015-03-10 06:50:58', 0.0000), (1, 1, '2015-03-10 06:52:08', 0.0000), (1, 1, '2015-03-10 06:53:17', 0.0000), (1, 1, '2015-03-10 06:54:25', 0.0000), (563, 1, '2015-03-17 14:28:28', 0.3125), (563, 1, '2015-03-17 14:29:39', 0.2775), (563, 1, '2015-03-17 14:30:49', 0.2675); CREATE PROCEDURE `create_part_max`() alter table `test_data` partition by range(unix_timestamp(clocktime)) ( partition partMAX values less than MAXVALUE ); call create_part_max(); call create_part_max(); drop procedure create_part_max; prepare stmt from "alter table `test_data` partition by range(unix_timestamp(clocktime)) ( partition partMAX values less than MAXVALUE )"; execute stmt; execute stmt; deallocate prepare stmt; drop table test_data; create table t1(id int, d date not null, b bool not null default 0, primary key(id,d)) engine=innodb partition by range columns (d) ( partition p1 values less than ('2016-10-18'), partition p2 values less than ('2020-10-19')); insert t1 values (0, '2000-01-02', 0); insert t1 values (1, '2020-01-02', 10); alter table t1 add check (b in (0, 1)); ERROR 23000: CONSTRAINT `CONSTRAINT_1` failed for `test`.`#sql-temporary` alter table t1 add check (b in (0, 10)); show create table t1; Table Create Table t1 CREATE TABLE `t1` ( `id` int(11) NOT NULL, `d` date NOT NULL, `b` tinyint(1) NOT NULL DEFAULT 0, PRIMARY KEY (`id`,`d`), CONSTRAINT `CONSTRAINT_1` CHECK (`b` in (0,10)) ) ENGINE=InnoDB DEFAULT CHARSET=latin1 PARTITION BY RANGE COLUMNS(`d`) (PARTITION `p1` VALUES LESS THAN ('2016-10-18') ENGINE = InnoDB, PARTITION `p2` VALUES LESS THAN ('2020-10-19') ENGINE = InnoDB) insert t1 values (2, '2020-01-03', 20); ERROR 23000: CONSTRAINT `CONSTRAINT_1` failed for `test`.`t1` drop table t1; create table t1(id int, d date not null, b bool not null default 0, primary key(id,d)) partition by range columns (d) ( partition p1 values less than ('2016-10-18'), partition p2 values less than ('2020-10-19')); insert t1 values (0, '2000-01-02', 0); insert t1 values (1, '2020-01-02', 10); alter table t1 add check (b in (0, 1)); ERROR 23000: CONSTRAINT `CONSTRAINT_1` failed for `test`.`#sql-temporary` alter table t1 add check (b in (0, 10)); show create table t1; Table Create Table t1 CREATE TABLE `t1` ( `id` int(11) NOT NULL, `d` date NOT NULL, `b` tinyint(1) NOT NULL DEFAULT 0, PRIMARY KEY (`id`,`d`), CONSTRAINT `CONSTRAINT_1` CHECK (`b` in (0,10)) ) ENGINE=MyISAM DEFAULT CHARSET=latin1 PARTITION BY RANGE COLUMNS(`d`) (PARTITION `p1` VALUES LESS THAN ('2016-10-18') ENGINE = MyISAM, PARTITION `p2` VALUES LESS THAN ('2020-10-19') ENGINE = MyISAM) insert t1 values (2, '2020-01-03', 20); ERROR 23000: CONSTRAINT `CONSTRAINT_1` failed for `test`.`t1` drop table t1;