create table t1 (id int, imie varchar(20));

create table t2 (id int, wiek int);

insert into t1 values (1,'Jan'), (2,'Monika'), (4,'Stefan'), (5,'Pawel'), (7,'Andrzej');

insert into t2 values (1,20), (2,35), (3,14), (6,78), (7,24), (8,46);



t1: t2:
id imie id wiek
---- ---------- ---- ----------
1 Jan 1 20
2 Monika 2 35
3 14
4 Stefan
5 Paweł
6 78
7 Andrzej 7 24
8 46