import Firebase

var databaseRef: DatabaseReference!
var myModel = [MyModel]()

override func viewDidLoad() {
    super.viewDidLoad()



    databaseRef = Database.database().reference()

    databaseRef.child(“myModel”).queryOrderedByKey().observe(.childAdded, with: { (snapshot) in
                   modelMapping()
    })

func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {

    let cell = tableView.dequeueReusableCell(withIdentifier: "Cell", for: indexPath)
    cell.label1.text = myModel[indexPath.row].myModelName

    return cell
}
}