ionic get DB value in controller

.factory('UserService', function ($resource) {
    return $resource('http://198.0.0.1:8089/mobile/app/ads/ads/:id', { id: '@id' });
})

.controller('InfoCtrl', function ($scope, UserService) {
    var counter = 0;

    UserService.query(function (data) {
     
        $scope.currentUser = data[counter];
        $scope.user = $scope.currentUser;
        counter++;
        setInterval(change, 25000);
        function change() {
            $scope.currentUser = data[counter];
            //console.log('fongjenqtat1 - ' + data[counter].Description);
            $scope.user = $scope.currentUser;
            $scope.$apply();
            counter++;
            if (counter >= data.length) { counter = 0; }
          }

    });

});