alter table wm_task
    add approval_user_id int null comment '审核人userId' after dept_review_task_count;

alter table wm_task
    add approval_time datetime null comment '审核时间' after approval_user_id;

alter table wm_task
    add dept_approval_user_id int null comment '企业审核人userId' after approval_time;

alter table wm_task
    add dept_approval_time datetime null comment '企业审核时间' after dept_approval_user_id;