select f_name from fruits where f_name regexp '^a';
select f_name from fruits where f_name regexp 'y$';
select f_name from fruits where f_name regexp '^b.{3}y$';
select f_name from fruits where f_name regexp 'a{1}';
select f_name from fruits where f_name regexp '(ba){1,3}';
select f_name from fruits where f_name regexp 'a|b';
select f_name from fruits where f_name regexp '[ac]';
select f_name from fruits where f_name regexp 'y$';
select f_name from fruits where f_name regexp '^b.{3}y$';
select f_name from fruits where f_name regexp 'a{1}';
select f_name from fruits where f_name regexp '(ba){1,3}';
select f_name from fruits where f_name regexp 'a|b';
select f_name from fruits where f_name regexp '[ac]';