查询连续登陆的用户

drop table if exists  `register_tb` ; 
CREATE TABLE `register_tb` (
`user_id` int(11) NOT NULL,
`reg_time` datetime NOT NULL,
`reg_port` varchar(8) NOT NULL,
PRIMARY KEY (`user_id`));
INSERT INTO register_tb VALUES(1101,'2022-02-08 07:23:15','pc');
INSERT INTO register_tb VALUES(1102,'2022-02-08 09:12:22','app');
INSERT INTO register_tb VALUES(1103,'2022-02-08 09:35:45','m');
INSERT INTO register_tb VALUES(1104,'2022-02-08 09:41:01','app');
INSERT INTO register_tb VALUES(1105,'2022-02-08 12:01:01','app');
INSERT INTO register_tb VALUES(1106,'2022-02-08 17:22:13','app');
INSERT INTO register_tb VALUES(1107,'2022-02-08 18:26:21','pc');
INSERT INTO register_tb VALUES(1108,'2022-02-08 19:16:21','pc');
INSERT INTO register_tb VALUES(1109,'2022-02-08 19:56:21','pc');

drop table if exists  `login_tb` ;   
CREATE TABLE `login_tb` (
`log_id` int(11) NOT NULL,
`user_id` int(11) NOT NULL,
`log_time` datetime NOT NULL,
`log_port` varchar(8) NOT NULL,
PRIMARY KEY (`log_id`));
INSERT INTO login_tb VALUES(101,1101,'2022-02-09 07:24:15','pc');
INSERT INTO login_tb VALUES(102,1102,'2022-02-09 09:12:57','app');
INSERT INTO login_tb VALUES(103,1003,'2022-02-09 09:36:11','m');
INSERT INTO login_tb VALUES(104,1102,'2022-02-10 09:37:01','app');
INSERT INTO login_tb VALUES(105,1104,'2022-02-10 12:01:46','app');
INSERT INTO login_tb VALUES(106,1106,'2022-02-10 10:23:01','app');
INSERT INTO login_tb VALUES(107,1003,'2022-02-10 10:43:01','m');
INSERT INTO login_tb VALUES(108,1102,'2022-02-11 11:56:47','app');
INSERT INTO login_tb VALUES(109,1104,'2022-02-11 14:52:37','app');
INSERT INTO login_tb VALUES(1010,1106,'2022-02-11 16:56:27','app');
INSERT INTO login_tb VALUES(1011,1003,'2022-02-11 17:43:01','m');
INSERT INTO login_tb VALUES(1012,1106,'2022-02-12 10:56:17','app');

1102
1106