select device_id, user_id, phonenumber, create_time, update_time, remark from iot_device_user SELECT u.user_id, u.nick_name, u.user_name, u.email, u.avatar, u.phonenumber, u.sex, u.create_time FROM sys_user u LEFT JOIN ( SELECT * FROM iot_device_user WHERE iot_device_user.device_id = #{deviceId}) d on u.user_id = d.user_id WHERE u.del_flag = '0' AND u.STATUS = 0 AND u.phonenumber = #{phonenumber} and d.device_id is null and device_id = #{deviceId} and user_id = #{userId} select d.device_id, d.user_id, d.phonenumber, d.create_time, d.update_time, d.remark, su.user_name from iot_device_user d left join sys_user su on d.user_id = su.user_id where d.device_id = #{deviceId} where device_id = #{deviceId} and user_id = #{userId} insert into iot_device_user device_id, user_id, phonenumber, del_flag, create_by, create_time, update_by, update_time, remark, #{deviceId}, #{userId}, #{phonenumber}, #{delFlag}, #{createBy}, #{createTime}, #{updateBy}, #{updateTime}, #{remark}, insert into iot_device_user (device_id, user_id,phonenumber, create_time) values (#{item.deviceId},#{item.userId},#{item.phonenumber}, #{item.createTime}) update iot_device_user user_id = #{userId}, phonenumber = #{phonenumber}, del_flag = #{delFlag}, create_by = #{createBy}, create_time = #{createTime}, update_by = #{updateBy}, update_time = #{updateTime}, remark = #{remark}, where device_id = #{deviceId} and user_id = #{userId} delete from iot_device_user and device_id = #{deviceId} and user_id = #{userId} delete from iot_device_user where device_id in #{deviceId} delete from iot_device_user where device_id = #{deviceId} and user_id = #{userId}