1. create procedure add_data_test()
    2. begin
    3. declare a int default 1;
    4. while (a <= 1000) do
    5. INSERT INTO t_customer(first_name,last_name) VALUES('李',CONCAT('天',a));
    6. set a = a + 1;
    7. end while;
    8. end
    9. call add_data_test()