How to UPDATE one column using another column in another table? SQL Error: ORA-00933: SQL command not properly ended

Question

I have tried everything I can think of but couldn\'t solve this SQL error:

SQL Error: ORA-00933: SQL command not properly ended

Answer 1

If you want to update rows from a subquery with more than one record you can use the merge commenad:

merge into SALES_DATA_FAMILY_2007 A
using (select POG_ID , FAMILY
                 FROM POG_HIERARCHY ) B
on (A.FAMILY_ID=B.FAMILY)
when matched then
update set A.POG_ID=B.POG_ID