use strict;
use warnings; 
use 5.020;
use autodie;
use Data::Dumper;
use DBI;


my $dsn = 'dbi:mariadb:database=my_db;host=localhost';
my $dbh = DBI->connect($dsn, 'root', '');

--output:--
DBD::mariadb initialisation failed: Can't locate object method "driver" via package "DBD::mariadb" at /Users/7stud/perl5/perlbrew/perls/perl-5.20.2/lib/site_perl/5.20.2/darwin-2level/DBI.pm line 827.