$ cat emp.dat EmpName Dept Salary Shally Admin 20000 Swati HR 15000 Deepali IT 45000 Preetika EEE 60000 john ECE 5000 $ awk '{if ($3 > 15000) {print $0}}' emp.dat EmpName Dept Salary Shally Admin 20000 Deepali IT 45000 Preetika EEE 60000