title: get node from firebase database to textviex with id
body: <p>I would like to get "driverId" from "ride_info" and</p>
  
  <p>if "driverId" is equal to a node in "Drivers" retrieve from this node "car", "license", "name", "phone",</p>
  
  <p>and display it in a TEXTVIEW.</p>
  
  <p>same for "customerId" get "name" and "phone"</p>
  
  <p>i try this but it don't work it show me "null" on the textview</p>
  
  <pre><code>    DatabaseReference ref = FirebaseDatabase.getInstance().getReference();
      Query lastQuery = ref.child("Users").orderByKey();
      lastQuery.addListenerForSingleValueEvent(new ValueEventListener() {
          @Override
          public void onDataChange(DataSnapshot dataSnapshot) {
              for(DataSnapshot ds : dataSnapshot.getChildren()){
  
                  String value1_float = ds.child("Drivers").child("car").getValue(String.class);
                  String value0_float = ds.child("Drivers").child("name").getValue(String.class);
                  String carname = String.valueOf(value0_float);
                  String namnam = String.valueOf(value1_float);
                  carName = (TextView)findViewById(R.id.carname);
                  carName.setText(carname);
  
                  nameName = (TextView)findViewById(R.id.namName);
                  nameName.setText(namnam);
  
              }
              /** mDate.setText(mRide.getDate());
               mDestination.setText(mRide.getDestination().getName());
               mPickup.setText(mRide.getPickup().getName());
               mCar.setText(mRide.getCar());**/
  
          }
          @Override
          public void onCancelled(DatabaseError databaseError) {
          }
      });
  }
  </code></pre>
  
  <p><a href="https://i.stack.imgur.com/kmtQq.png" rel="nofollow noreferrer">screenshot of database</a></p>