Error in MERGE statement - ORA-00969: missing ON keyword

Question

Hi All ,
I am trying to write a Merge statement , but I am getting the below error .
   MERGE  INTO main_table m
                          USING  tab_1 l, tab_2 u
                          ON  (   l.col1        =  m.col1
                                   AND u.col2 = l.col2)
When Matched then
update........
When not mached then
Insert  ...... 
But here I am using 2 tables in the USING clause . and here I am getting  this error :-
142/17   PL/SQL: SQL Statement ignored
143/42   PL/SQL: ORA-00969: missing ON keyword
May I know where i am doing wrong ?

Answer 1

Hi LuKKa, you are on the Portugues Forum, but we can help you, try the code mentioned below:
   MERGE  INTO main_table m
                          USING  (select l.col1, l.col2, u.col2 from tab_1 l join tab_2 u on (u.col2 = l.col2)) t
                          ON  (t.col1 =  m.col1)
When Matched then
update........
When not mached then
Insert  ......  
Regards.