Hello,
I am Inserting
the data into table1 where c1 is new column and data is from table2.
but c2 data type is varchar2
and c1 datatype is Number format
.
`
INSERT INTO table1 (to_number(USER_ID))
SELECT EMP_ID FROM table2
WHERE USER_NAME IN (SELECT UNAME FROM table1);
Here
USER_NAME` column is from table2.
Thank you.