mysql 使用存储过程定期插入一定的数据

delimiter $$
create procedure insertyonghu2()
begin
declare i varchar(20);
declare j varchar(20);
declare x int;
set x=50;
set i = 'li';
set j='xiaotong';
while x <70 do
insert into yonghu(password,username,id) values (i,j,x);
set x = x+1;
end while;
end$$
delimiter ;

call insertyonghu2()