CREATE TABLE `ufutx_guide_scheme_change_logs` (
    `id` bigint(20) UNSIGNED PRIMARY KEY NOT NULL AUTO_INCREMENT,
    `old_scheme` json default null comment "旧方案",
    `new_scheme` json not null comment "新方案",
    `operate_user_id` integer not null comment "操作用户id",
    `created_at` timestamp null default null,
    `updated_at` timestamp null default null
) ENGINE = InnoDB COMMENT = '方案修改记录';