Data Persistence with Room Course (How To)

Storing data is important in any Android app. In this course we'll use the Room library to store data in a SQLite database!

Data Persistence Basics

In this stage we'll introduce an app, talk about the problems with it, and then fix one of those problems by using a ViewModel.

Chevron 6 steps

• Introducing Room

  1:51

• Running the App

  3:08

• Investigating the Code

  6:02

• Finding Problems and Creating a ViewModel

  5:27

• Using a ViewModel

  3:39

• Data Persistence Basics Quiz

  5 questions

Working with Room

In this stage we'll start working with Room. We'll see how to create the components that make up a Room database and how to tie them together!

Chevron 11 steps

• The Parts of a Room Database

  3:45

• Creating the PizzaTopping Entity

  5:50

• Choosing Queries

  1:47

• Creating the First Dao

  3:45

• Finishing the Daos

  4:17

• Room Beginnings

  6 questions

• Creating the RoomDatabase

  4:10

• Testing the Database

  6:05

• Saving a Test Pizza

  4:54

• Saving a Pizza's Toppings

  5:16

• Room Endings

  5 questions

Connecting Room to the UI

In this stage we'll show how to connect Room to the user interface. We'll also use a LiveData to make some UI components update automatically when the database changes!

Chevron 5 steps

• Getting Access to the Database

  4:38

• Saving and Deleting

  6:53

• Using a LiveData

  7:41

• Finishing Up

  3:22

• Room LiveData

  5 questions