lithium\data\source\Database::dropSchema PHP Method

    public function dropSchema($source, $soft = true)
    {
        if ($source) {
            $source = $this->name($source);
            $exists = $soft ? 'IF EXISTS ' : '';
            return $this->_execute($this->renderCommand('drop', compact('exists', 'source')));
        }
        return false;
    }