RDBMS PLSQL Program 21 Explicit Cursor using For Cursor loop

 set serveroutput on

declare

cursor cremp is 

select Eno, ESalary from Emp;

begin

for rec1 in cremp 

loop

update Emp set ESalary = rec1.ESalary + rec1.ESalary * 0.2 

where Eno = rec1.Eno;

end loop;

end;

/

commit;

/