Sphinx
Installing/Configuring
Sphinx
PHP Manual

# Introducción

This extension provides bindings for Sphinx search client library. Sphinx is a standalone search engine meant to provide fast, size-efficient and relevant fulltext search functions to other applications. Sphinx was specially designed to integrate well with SQL databases and scripting languages. Both Sphinx and its client library can be obtained from the » official site

Sphinx
Installing/Configuring
Sphinx
PHP Manual