0 select * from test; 1 select 'asd;fas', col from test; 2 -- select * from test;hello 3 #select * from test;hello 4 select * /*comment*/from test; 5 select * /*comment;*/from test; 6 select * /*comment ;*/ from test; 7 select * from test 8 /*comment*/ 9 /*comment*/; 10 -- 11 -- comment 12 # comment 13 select * -- comment 0 select * from test\Ghello 1 select 'hello\Gworld', col from test\Ghello 2 -- select * from test\Ghello 3 #select * from test\Ghello 4 select * /*comment*/from test\Ghello 5 select * /*comment;*/from test\Ghello 6 select * /*comment \\G*/ from test\\Ghello