Hi. DBIx::XML_RDB has been replaced by XML::Generator::DBI. Check out my XML::Generator::DBI Tutorial for more info. It's pretty complex, however, and while your code is much simpler, i would be more tempted to solve this problem with jZed's DBD::AnyData instead.

L-LL-L--L-LL-L--L-LL-L--
-R--R-RR-R--R-RR-R--R-RR
B--B--B--B--B--B--B--B--
H---H---H---H---H---H---
(the triplet paradiddle with high-hat)