ALTER TABLE `draft_map_route`
MODIFY COLUMN `end_signal_code`  varchar(32) CHARACTER SET utf8 COLLATE utf8_general_ci NULL COMMENT '终端信号机 编号' AFTER `start_signal_code`;

ALTER TABLE `draft_map`
ADD COLUMN `init_pos_config`  text NULL COMMENT '初始位置配置' AFTER `logic_data`,
ADD COLUMN `check_config`  text NULL COMMENT '数据检查配置' AFTER `init_pos_config`,
ADD COLUMN `ci_generate_config`  text NULL COMMENT '联锁数据生成配置' AFTER `check_config`,
ADD COLUMN `big_screen_config`  text NULL COMMENT '大屏配置' AFTER `ci_generate_config`;

ALTER TABLE `map_data`
ADD COLUMN `init_pos_config`  text NULL COMMENT '初始位置配置' AFTER `logic_data`,
ADD COLUMN `check_config`  text NULL COMMENT '数据检查配置' AFTER `init_pos_config`,
ADD COLUMN `ci_generate_config`  text NULL COMMENT '联锁数据生成配置' AFTER `check_config`,
ADD COLUMN `big_screen_config`  text NULL COMMENT '大屏配置' AFTER `ci_generate_config`;