You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
|
ALTER TABLE `ied_dl_record`
|
|
ADD COLUMN `dev_id` INT(11) NULL DEFAULT NULL COMMENT '装置ID' AFTER `create_time`,
|
|
ADD COLUMN `data` MEDIUMTEXT NULL AFTER `dev_id`;
|
|
|
|
ALTER TABLE `ied_dl_record`
|
|
ADD INDEX `idx` (`dev_id` ASC, `create_time` ASC); |