1 2--disable_warnings 3drop table if exists con, aux, nul, lpt1, com1, `clock$`; 4--enable_warnings 5 6create table con (a int); 7drop table con; 8 9create table aux (a int); 10drop table aux; 11 12create table nul (a int); 13drop table nul; 14 15create table lpt1 (a int); 16drop table lpt1; 17 18create table com1 (a int); 19drop table com1; 20 21create table `clock$` (a int); 22drop table `clock$`; 23