1.
Write a sql procedure that takes in a parameter n and prints the sum of the numbers 1 to n
Solution
this is the sql code for find sum of n numbers using WHILE loop.
DECLARE
num NUMBER:='&Input_Number';
res NUMBER:=0;
BEGIN
WHILE(num>0)LOOP
res:=res+num;
num:=num-1;
EXIT WHEN num=0;
END LOOP;
DBMS_OUTPUT.PUT_LINE(res||'Is Total!');
END;
/
Enter value for input_number: 5
15 Is Total!
explanation;

2.
first i have declared two variable num and res . frist variable num is for upto how many numbers
we are going to calaculate the sum and second variable resis for to store the result that is the
running total of series of values from 1 to n numbers . i have calaculated using WHILE LOOP.
after calaculating i have printed the sum