Airship\Installer\Install::enumerateDrivers PHP Method

    protected function enumerateDrivers() : array
    {
        $drivers = [];
        if (\extension_loaded('pgsql') && \extension_loaded('pdo_pgsql')) {
            $drivers['pgsql'] = 'PostgreSQL';
        }
        // While our Database class supports these, our core architecture
        // does not explicitly support them yet. Use at your own risk:
        /*
        if (\extension_loaded('mysql') && \extension_loaded('pdo_mysql')) {
            $drivers['mysql'] = 'MySQL';
        }
        if (\extension_loaded('sqlite') && \extension_loaded('pdo_sqlite')) {
            $drivers['sqlite'] = 'SQLite';
        }
        */
        return $drivers;
    }