How to search for a value in firebase Android

Question

I am saving data as follows in the Firebase:

I want to find all records that have #Yahoo in their title. What will be the exact query for that?

I am

Answer 1

    DatabaseReference mDatabase =FirebaseDatabase.getInstance().getReference("userTasks");
    mDatabase.orderByChild("title").equalTo("#Yahoo").addListenerForSingleValueEvent(new ValueEventListener() {
               @Override
               public void onDataChange(DataSnapshot dataSnapshot) {
    for (DataSnapshot snapshot: dataSnapshot.getChildren()) {
       ///Here you can get all data 
    }
    @Override
     public void onCancelled(DatabaseError databaseError) {}
});