I have employee table and I need to fetch the list of employees where first name is not matching with their mail ids. From the below table, in Output we need empid = 1002 since first_name is not matching with mail id
EMPID FIRST_NAME LAST_NAME MAILID
1001 kan seka kan@g.com
1002 Gopi dha luca@g.com
1003 krish dha krish@g.com