Join two table using two link field

Question

hi all
i need to left join two table, and to link two table need to match two field
ex: the link field is store_name and id
i use below sql statement
SELECT A1.store_name, A1.id, A1.card, A2.sale, A2.history
FROM Georgraphy A1, Store_Information A2
WHERE A1.store_name = A2.store_name(+)
AND A1.id = A2.id(+)
but it's wrong
please tell me how to left join A1 and A2, thx!

Answer 1

Whats your aim?
Any error message?
SQL> select * from geography;
        ID STORE_NAME
         1 a
         1 b
         2 a
         2 b
SQL> select * from store_information;
        ID STORE_NAME
         1 a
         3 d
SQL> SELECT *
  2  FROM Geography A1, Store_Information A2
  3  WHERE A1.store_name = A2.store_name(+)
  4  AND A1.id = A2.id(+);
        ID STORE_NAME         ID STORE_NAME
         1 a                   1 a
         2 a
         2 b
         1 b