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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;
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