package MyConfig; 

#
# For the record:  fixed the following 4 lines since my fingertips decided to do something 
# other than what my brain was telling them to.   s/my/our/ 
our $datahost="blah.foo.com";
our $datauser="user";
our $password="s3cr3t";
our $database="thedata";

1;

##</code><code>##

   |random handwaving here...
use MyConfig;

my $host=$MyConfig::datahost;
my $user=$MyConfig::datauser;
my $pass=$MyConfig::password;
my $database=$MyConfig::database;

   | now do something with it...