SQL> select * from a1;BBB
----------
101
102
103
104
105SQL> select * from a2;BBB CCC
---------- --------------------
101
102
105SQL> select * from a1,a2 where a1.bbb(+)=a2.bbb;BBB BBB CCC
---------- ---------- --------------------
101 101
102 102
105 105SQL> select * from a1,a2 where a1.bbb=a2.bbb(+);BBB BBB CCC
---------- ---------- --------------------
101 101
102 102
103
104
105 105SQL>
----------
101
102
103
104
105SQL> select * from a2;BBB CCC
---------- --------------------
101
102
105SQL> select * from a1,a2 where a1.bbb(+)=a2.bbb;BBB BBB CCC
---------- ---------- --------------------
101 101
102 102
105 105SQL> select * from a1,a2 where a1.bbb=a2.bbb(+);BBB BBB CCC
---------- ---------- --------------------
101 101
102 102
103
104
105 105SQL>
SELECT table.column, table.column
FROM table1, table2
WHERE table1.column = table2.column(+);
SELECT table.column, table.column
FROM table1, table2
WHERE table1.column(+) = table2.column;
(select a1.aaa aaa,a2.bbb bbb from a1,a2 where a1.bbb=a2.bbb(+);
);