postgres=#
postgres=# CREATE TABLE t2 (
postgres(# num int,
postgres(# name varchar(10)
postgres(# );
CREATE TABLE
postgres=#
postgres=# insert into t2 values(1,'xxx');
INSERT 0 1
postgres=# insert into t2 values(3,'yyy');
INSERT 0 1
postgres=# insert into t2 values(5,'zzz');
INSERT 0 1
postgres=#
postgres=# SELECT * FROM t1 RIGHT JOIN t2 ON t1.num = t2.num;
num | name | num | name
-----+------+-----+------
1 | a | 1 | xxx
3 | c | 3 | yyy
| | 5 | zzz
(3 rows)
postgres=#
postgres=# drop table t1;
DROP TABLE
postgres=# drop table t2;
DROP TABLE
postgres=#
postgres=#