- The document summarizes Session 4 of the Android Study Jams which focused on Room Database and recapped previous sessions. - It introduces the Room Database as an alternative to SQLite that provides compile time verification of queries and easy conversion between SQL results and Java/Kotlin objects. - The session goals are to understand Room Database concepts like entities, data access objects (DAOs), and queries and see an example app using RoomDB. Completing the Android Study Jams provides certificates and chances to publish apps and win prizes.

1. Android Study Jams
Session 4
Adarsh Shete
Android Study Jams Facilitator
2021
Previous Sessions Recap & Room Database

2. Go on slido.com & Scan or Enter
below code
Lets Play a
Quick Fun Game
#833807

3. ● What happened in previous sessions?
● What is Room Database?
● What is difference between traditional SQLite & Room DB?
● Understand an App using RoomDB
● Doubts & Discussions
Today’s Goals:

4. So, what’s the Deal of this
Android Study Jam ?
● Complete the course!
● Make an app!
● Win the Goodies & Certificates!
Ye hamari Android Study Jam ki Pawry Chal rahi hai
Quick Recap

5. Hey, are you new
here?
Don’t stress out, here’s the
complete guide for you !
Step by Step Guide:
bit.ly/GDSC_ASJ
*Google
*Google
*me

6. Perks after completing Android Study Jams

7. Perks after completing Android Study Jams

8. Kotlin Basics
1. Print a message
2. Functions
3. Variables
4. Conditions
5. String Interpolation
6. Create & Call Functions
*me after learning Kotlin:

9. Partners:

10. Room DataBase
SQLite wrapped in new Clothes

11. Advantages over SQLite
● Compile Time Verification of Queries
● Easy conversion between SQL results & Java/Kotlin
Objects
● Changing schema is Easy!

12. Entities & DAO
@Entity = Equivalent to creating Table from Data Class
@PrimaryKey = Primary key for the Table
@ColumnInfo = Column Information from Variable of Class
@Dao = Data Access Object
@Query = Write any query for that particular function
Components of Room DB:

13. Writing a program,
totally on yourself can be
challenging sometimes,
This was Amazing but
Little bit Confusing, right?

14. Before Next Steps
Have you ever felt like
You are totally noob on any
technical topic & If there was
somebody who can guide !

15. Before Next Steps
I introduce you to Mr. Atish Jain
sir who will be your Personal
Mentor and is a Programmer
who guides students for their
Journey in Software
Development.

16. Benefits:
1. Certificate from GDSC DYPCOE
2. Chance to Publish your App to Google
3. Chance to win 80% Reimbursement on
Google Android Certification Exam
4. Win Goodies, Exciting Prizes from GDSC
DYPCOE
Discord: https://discord.gg/qaFCUNHcRa

17. Time to listen to your Thoughts!