drop procedure if exists make_sum;
create procedure make_sum() begin
declare num int default 0;
declare res int default 0;
while num<=100 do
set res = res + num;
set num = num + 1;
end while;
select res;
end;
call make_sum();
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loop
drop procedure if exists make_sum;
create procedure make_sum() begin
declare num int default 0;
declare res int default 0;
myloop:loop
set res = res + num;
set num = num + 1;
if num > 100 then leave myloop;
end if;
end loop;
select res;
end;
call make_sum();
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repeat
drop procedure if exists make_sum;
create procedure make_sum() begin
declare num int default 0;
declare res int default 0;
repeat
set res = res + num;
set num = num + 1;
until
num > 100
end repeat;
select res;
end;
call make_sum();
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