This tutorial shows a step by step guide on how to save and retrieve data in Firebase Realtime Database using an Android app.
Save and Retrieve data from Firebase in Android (Firebase Tutorial #3)
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Cloud Firestore – the new Document database from Firebase
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Cloud Firestore is a fully managed noSQLÂ database from Firebase. Firestore has features like offline access, real-time synchronization etc to handle any amount of data in any manner.
