# Under the Hood

- ## DBI defines and implements an interface

- ## Driver modules do much of the real work

- ## DBI provides default methods, functions, tools etc for drivers

- ## Not limited to the lowest common denominator - mechanism provided for driver specific extensions

- ## Designed and built for speed

- ## Valuable detailed call tracing/debugging built-in

Previous slide | Next slide | Back to first slide | View graphic version

Notes:

Similar in concept to an ODBC Driver Manager

DBI provided methods, functions and tools etc

help ensure conformant implementations

and efficient implementations

and more automatic support for new features