distinct() public méthode

Sets the value indicating whether to SELECT DISTINCT or not.
public distinct ( boolean $value = true )
$value boolean whether to SELECT DISTINCT or not.
 public function actionCustomerList($q = null)
 {
     $query = new Query();
     $query->distinct('customer_fullname')->select('customer_fullname, customer_company, customer_phone, customer_email')->from('{{%ticket}}')->where('customer_fullname LIKE "%' . $q . '%"')->orderBy('customer_fullname');
     $command = $query->createCommand();
     $data = $command->queryAll();
     echo Json::encode($data);
     //     	$out = [];
     //     	foreach ($data as $d) {
     //     		$out[] = $d['name'];
     //     	}
     //     	echo Json::encode($out);
 }