if (array_key_exists('search', $this->requestParams)) {
			$searchValues = explode(' ', $this->requestParams['search']['value']);
			$searchId = 0;
			foreach ($searchValues as $searchValue) {
				$searchId++;
				$searchKey = 'search'.$searchId;
				if ($searchValue = trim($searchValue)) {
					$orX = $query->expr()->orX();
					for ($i = 0; $i < $c; $i++) {
						$column = &$columns[$i];
						if ($column['searchable'] == 'true') {
							if (array_key_exists($column[$this->columnField], $this->columnAliases)) {
								$column[$this->columnField] = $this->columnAliases[$column[$this->columnField]];
							}
							$orX->add($query->expr()->like($column[$this->columnField], ":$searchKey"));
						}
					}
					if ($orX->count() >= 1) {
						$query->andWhere($orX)
							->setParameter($searchKey, "%{$searchValue}%");
					}
				}
			}
		}

 /**
     * @Route("/games/api/ssp", name="gamesSSPApi")
     */
    public function indexSSPAction()
    {
        $em = $this->getDoctrine()->getManager();

        $datatables = (new DataTables\Builder())
            ->withIndexColumn('number')
            ->withQueryBuilder(
                $em->createQueryBuilder()
                    ->select('g')
                    ->from(Game::class, 'g'))
            ->withRequestParams($_GET);

        echo json_encode($datatables->getResponse());
    }

$('#datatable-overview-date-1').DataTable( {
                "processing": true,
                "serverSide": true,
                "ajax": "{{ path('gamesSSPApi') }}",
                "language": {
                    "url": "//cdn.datatables.net/plug-ins/1.10.15/i18n/German.json"
                },
                columnDefs: [
                    { type: 'de_date', targets: 0 }
                ]
            } );