Firebase stores data in a json-like structure rather than a SQL database.
Note: Arrays are not allowed
var config = {
apiKey: "apiKey here",
authDomain: "authDomain here",
databaseURL: "db url here",
storageBucket: "storage bucket url here",
messagingSenderId: " sender id here"
};
firebase.initializeApp(config);
Note: Config variable generated from Firebase
Returns a Reference to the Query's location.
Returns the parent location of a Reference.