select id, pigpen_name, max_capacity, create_time, create_by, update_time, update_by, del_flag,is_use from pigpen del_flag = '0' and pigpen_name like concat('%', #{pigpenName}, '%') and max_capacity = #{maxCapacity} order by create_time desc where id = #{id} and del_flag = '0' select id, pigpen_name from pigpen where pigpen_name = #{pigpenName} and del_flag = '0' limit 1 insert into pigpen pigpen_name, max_capacity, create_time, create_by, del_flag #{pigpenName}, #{maxCapacity}, #{createTime}, #{createBy}, '0' update pigpen pigpen_name = #{pigpenName}, max_capacity = #{maxCapacity}, update_time = #{updateTime}, update_by = #{updateBy}, where id = #{id} update pigpen set del_flag = '2' where id = #{id} update pigpen set del_flag = '2' where id in #{id}