ALTER TABLE simulation_work CHANGE planFinishTask shouldProgress varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_bin NULL COMMENT '应完成任务'; ALTER TABLE simulation_work CHANGE actualFinishTask actualProgress varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_bin NULL COMMENT '实际完成任务'; ALTER TABLE simulation_work ADD workName varchar(512) NULL COMMENT '基础信息'; ALTER TABLE simulation_work ADD taskId varchar(255) NULL COMMENT '关联的任务id';