TCPHP

Introduction to PEAR from the onlamp section at O'Reilly.com

List of PHP PEAR Tutorials from PHPeverywhere

PEAR is a framework and distribution system for reusable PHP components.

Caching PHP Programs with PEAR
by Sebastian Bergmann
10/11/2001

Quick Start Guide to Pear DB

Safari Bookshelf is an electronic reference library for programmers and IT professionals.

I recommend that everyone get on board for the 14 day free trial (be
sure to put a reminder in your calendar to cancel before the 14 days is
up so that you don't get flipped into a $19.99 monthly subscription
without your wanting it to).