use Modern::Perl; return { bug_number => "30128", description => "Change language_subtag_registry.description to varchar(255)", up => sub { my ($args) = @_; my ($dbh, $out) = @$args{qw(dbh out)}; # Do you stuffs here $dbh->do(q{ ALTER TABLE `language_subtag_registry` MODIFY COLUMN `description` VARCHAR(255) DEFAULT NULL }); }, };