select d.id, d.college_id,co.college_name, d.department_name, d.remark, d.create_by, d.create_time, d.update_by, d.update_time from stu_department d LEFT JOIN stu_college co ON d.college_id = co.id and college_id = #{collegeId} and department_name like concat('%', #{departmentName}, '%') and d.del_status = #{delStatus} order by update_time desc LEFT JOIN stu_college co ON d.college_id = co.id where d.id = #{id} insert into stu_department college_id, department_name, del_status, remark, create_by, create_time, update_by, update_time, #{collegeId}, #{departmentName}, #{delStatus}, #{remark}, #{createBy}, #{createTime}, #{updateBy}, #{updateTime}, update stu_department college_id = #{collegeId}, department_name = #{departmentName}, del_status = #{delStatus}, remark = #{remark}, create_by = #{createBy}, create_time = #{createTime}, update_by = #{updateBy}, update_time = #{updateTime}, where id = #{id} delete from stu_department where id = #{id} delete from stu_department where id in #{id} SELECT id,department_name AS departmentName FROM stu_department where del_status=0 AND college_id=#{collegeId}