connect to sql server with sqlsrv

Code:

ERROR - 2021-02-09 00:38:04 --> Error connecting to the database: Call to undefined function CodeIgniter\Database\SQLSRV\sqlsrv_connect()

CRITICAL - 2021-02-09 00:38:04 --> Unable to connect to the database.

#0 D:\xampp\htdocs\aradco\system\Database\BaseConnection.php(618): CodeIgniter\Database\BaseConnection->initialize()

#1 D:\xampp\htdocs\aradco\system\Database\SQLSRV\Builder.php(648): CodeIgniter\Database\BaseConnection->query('SELECT *\nFROM "...', Array, false)

#2 D:\xampp\htdocs\aradco\app\Models\Admin\Personnel\M_Personnel.php(13): CodeIgniter\Database\SQLSRV\Builder->get()

#3 D:\xampp\htdocs\aradco\app\Controllers\Admin\Personnel\Personnel.php(33): App\Models\Admin\Personnel\M_Personnel->canlogin('11578', '1')

#4 D:\xampp\htdocs\aradco\system\CodeIgniter.php(936): App\Controllers\Admin\Personnel\Personnel->Login()

#5 D:\xampp\htdocs\aradco\system\CodeIgniter.php(432): CodeIgniter\CodeIgniter->runController(Object(App\Controllers\Admin\Personnel\Personnel))

#6 D:\xampp\htdocs\aradco\system\CodeIgniter.php(333): CodeIgniter\CodeIgniter->handleRequest(NULL, Object(Config\Cache), false)

#7 D:\xampp\htdocs\aradco\public\index.php(44): CodeIgniter\CodeIgniter->run()

#8 {main}

Code:

#--------------------------------------------------------------------

# DATABASE

#--------------------------------------------------------------------



database.default.hostname = localhost

database.default.database = intranet

database.default.username = intranet

database.default.password = intranet

database.default.DBDriver = MySQLi

database.default.DBDebug = true



# axapta server

database.axapta.hostname = 'xxx.xx.xx.xx'

database.axapta.database = 'database_name'

database.axapta.username = 'user_name'

database.axapta.password = 'long_password'

database.axapta.DBDriver = Sqlsrv

database.axapta.port = 1433

PHP Code:

    /**
     * The Axapta database connection.
     *
     * @var array
     */
    public $axapta = [
        'DSN'      => '',
        'hostname' => '',
        'username' => '',
        'password' => '',
        'database' => '',
        'DBDriver' => 'Sqlsrv',
        'DBPrefix' => '',
        'pConnect' => false,
        'DBDebug'  => (ENVIRONMENT !== 'production'),
        'cacheOn'  => false,
        'cacheDir' => '',
        'charset'  => 'utf8',
        'DBCollat' => 'utf8_general_ci',
        'swapPre'  => '',
        'encrypt'  => false,
        'compress' => false,
        'strictOn' => false,
        'failover' => [],
        'port'     => 3306,
    ];

PHP Code:

$this->axapta = Database::connect('axapta');

$builder = $this->axapta->table('DATABASE_TABLE');
$builder->select();
$builder->where('TABLE_COLUMN', 'VALUE');
return $builder->get()->getResultObject();