getInstance
The FirebaseDatabase of the default FirebaseApp.
The FirebaseDatabase of app.
The FirebaseDatabase of app at url.
The FirebaseDatabase of the default FirebaseApp at url.
The FirebaseDatabase of the default FirebaseApp.
The FirebaseDatabase of app.
The FirebaseDatabase of app at url.
The FirebaseDatabase of the default FirebaseApp at url.
The FirebaseDatabase of the default FirebaseApp.
The FirebaseDatabase of app.
The FirebaseDatabase of app at url.
The FirebaseDatabase of the default FirebaseApp at url.
The FirebaseDatabase of the default FirebaseApp.
The FirebaseDatabase of app.
The FirebaseDatabase of app at url.
The FirebaseDatabase of the default FirebaseApp at url.
The FirebaseDatabase of the default FirebaseApp.
The FirebaseDatabase of app.
The FirebaseDatabase of app at url.
The FirebaseDatabase of the default FirebaseApp at url.