create table users ( user_id integer not null primary key, name varcha
+r(16) );

insert into users values (1,'Fred');
insert into users values (2,'Barney');
insert into users values (3,'Wilma');
insert into users values (4,'Betty');
insert into users values (5,'Pebbles');


SELECT *
FROM usersI
WHERE user_id < (SELECT MAX(user_id)
                 FROM users WHERE user_id < 4) 
ORDER BY user_id DESC LIMIT 1

##</code><code>##

SELECT * 
FROM users WHERE user_id >= (SELECT MIN(user_id) 
                             FROM users WHERE user_id > 4) 
ORDER BY user_id ASC LIMIT 1