Firebase Realtime Database is a cloud-hosted NoSQL database that allows data to be synced across client apps in realtime. It provides a common data environment for mobile and web applications. The document discusses setting up the Firebase Realtime Database for Android applications, including initializing a project, configuring database rules and permissions, writing and reading data from the database in an app, and examples of how it can be used to store and sync data in realtime across multiple clients.

1. Firebase Realtime Database
둘러보기
SeongSik Choi

2. Contents
Firebase Realtime Database?
Set up Firebase Realtime Database for Android

3. Contents
Firebase Realtime Database?
Set up Firebase Realtime Database for Android

4. Firebase Realtime Database?
Firebase?
• Cloud service provider and BaaS(Backend as a Service) company
• Founded in 2011
• Acquired by google in 2014
• Services
1. Analytics
2. Firebase Cloud Messaging
3. Firebase Auth
4. Realtime Database
5. Hosting
6. + …

5. Firebase Realtime Database?
Firebase?
• Cloud service provider and BaaS(Backend as a Service) company
• Founded in 2011
• Acquired by google in 2014
• Services
1. Analytics
2. Firebase Cloud Messaging
3. Firebase Auth
4. Realtime Database
5. Hosting
6. + …

6. https://youtu.be/U5aeM5dvUpA
Firebase Realtime Database?
• The Firebase Realtime Database is a cloud-
hosted database
• Store and sync data with our NoSQL cloud
database
• all of your clients share one Realtime
Database instance and automatically receive
updates with the newest data.

7. Contents
Firebase Realtime Database?
Set up Firebase Realtime Database for Android

8. Set up Firebase Realtime Database for Android
 프로젝트 세팅

9. Set up Firebase Realtime Database for Android
 초기화면

10. Set up Firebase Realtime Database for Android
접근권한 선택
 규칙설정

11. Set up Firebase Realtime Database for Android
 앱상에서 데이터베이스 입력

12. Set up Firebase Realtime Database for Android
 데이터입력 예시

13. Set up Firebase Realtime Database for Android
 실시간 데이터베이스 읽기

14. Set up Firebase Realtime Database for Android
 데이터베이스 읽기 예시

15. Reference
• Firebase Realtime Database
https://firebase.google.com/docs/database/android/start/