for loop oracle
-- FOR LOOP --------------
FOR loop_counter IN [REVERSE] lowest_number..highest_number
LOOP
{...statements...}
END LOOP;
-- FOR LOOP (MODERN) --------------
FOR record_index in cursor_name
LOOP
{...statements...}
END LOOP;
-- CURSOR LOOP (OLD STYLE) --------------
OPEN c_customers;
LOOP
FETCH c_customers into c_rowtype_var;
EXIT WHEN c_customers%notfound;
{...statements...};
END LOOP;