Once you've downloaded it, extract it in you project directory.
You should have following items in your root directory :

• Clue
• index.php
• Engine.sample.ini

Rename Engine.sample.ini into Engine.ini

Edit following directives :

• ; MYSQL Informations
• db.params.host = "localhost"
• db.params.username = "root"
• db.params.password = ""
• db.params.dbname = "phpdbo"

Go on phpMyAdmin and create your MySQL tables.
Don't forget to create links between tables on "Relation View".

Create a file called doc.php for example, containing following code and execute it :

• <?php
• require_once 'index.php';
• Clue_Db_Engine::printAPI();
• ?>