Standard DBD in PERL installation - We can implement ours too.

DBD::Adabas
DBD::ADO
DBD::Amazon
DBD::AnyData
DBD::ASAny
DBD::Chart
DBD::CSV
DBD::DB2
DBD::DBMaker
DBD::DBM
DBD::EmpressNet
DBD::Empress
DBD::ExampleP
DBD::Excel
DBD::File
DBD::Fulcrum
DBD::Gofer
DBD::Google
DBD::Illustra
DBD::Informix4
DBD::Informix
DBD::Ingres
DBD::InterBase
DBD::iPod
DBD::JDBC
DBD::LDAP
DBD::Log
DBD::MaxDB
DBD::Mimer
DBD::Mock
DBD::monetdb
DBD::mSQL
DBD::Multiplex
DBD::Multi
DBD::mysqlPP
DBD::mysql
DBD::NullP
DBD::ODBC
DBD::Oracle
DBD::Ovrimos
DBD::PgLite
DBD::PgPP
DBD::PgSPI
DBD::Pg
DBD::pNET
DBD::PrimeBase
DBD::Proxy
DBD::QBase
DBD::RAM
DBD::RDFStore
DBD::Recall
DBD::Redbase
DBD::Salesforce
DBD::SearchServer
DBD::Solid
DBD::Sponge
DBD::Sprite
DBD::Sqlflex
DBD::SQLite2
DBD::SQLite
DBD::Sybase
DBD::TemplateSS
DBD::Template
DBD::Teradata
DBD::TimesTen
DBD::TSM
DBD::Unify
DBD::WMI
DBD::WTSprite
DBD::XBase
DBD::Yaswi