Tag feed

#room-database

19 posts2 followers

Explore Hashnode

Alternatives

Trending tags this week

SSuriDevssuridev.hashnode.devMay 6 · 7 min read

Room Database for Android: Production Patterns and Migrations

Room is the layer that makes Android persistence pleasant — but only when you build the patterns deliberately. Compile-time SQL checking, Flow-driven reactive queries, KSP setup, ViewModel integration

0

THTom Horvatunderdroid.hashnode.devApr 7 · 7 min read

Proto DataStore for Configuration, Room for Entities: Choosing the Right Cache Medium

There's a reflexive tendency in Android development to pick one persistence library and apply it everywhere. You chose Room, so everything goes in Room. You liked DataStore, so now your user preferenc

0

GOGantogtokh Oyundalaioganaa.hashnode.devJan 19 · 5 min read

Simple Notes App with Jetpack Compose, Room & Hilt

This small Android app demonstrates a clean, modern stack:Jetpack Compose for UI, Room for local persistence, and Hilt for dependency injection.The code is compact and organized into Application, data(Room), repository, ViewModel, and Compose UI laye...

0

ADAditya Dascodingandlearning.hashnode.devDec 13, 2025 · 31 min read

The Ultimate Android & Kotlin Survival Guide: From Concepts to Code

Android development can feel overwhelming. You have to learn a new language (Kotlin), a new UI framework (Compose), and a dozen architectural patterns. Whether you are a beginner trying to understand why we write code this way, or a developer preppin...

0

GRGanesh Rama Hegdeandroidavatar.hashnode.devNov 9, 2025 · 1 min read

Chapter 21 - Coding the Data layer for the InsertArtUseCase and DeleteArtUseCase

Here we implement the repository implementation class @Singleton class ArtRepositoryImpl @Inject constructor(private val artDao: ArtDao, private val imageApi:ImageApi, ...

0

GRGanesh Rama Hegdeandroidavatar.hashnode.devNov 1, 2025 · 7 min read

Chapter 14 - Adding Hilt Dependency Injection

Now we will remove the fake repository that we used in the ViewModel and the composable. The MainActivity also took support of the fake repository to show us that the Domain and Data layers are healthy. Let us now introduce Hilt Dependency Injection....

0

GRGanesh Rama Hegdeandroidavatar.hashnode.devOct 31, 2025 · 7 min read

Chapter 9 - Testing and Validating the GetArtUseCase (Data layer)

In this chapter, we will test how data is fetched, stored, and mapped between the data and domain layers. We will test these components for the GetArtUseCase ArtEntity - Room database table ArtDao - database access functions Mappers - convert betw...

0

GRGanesh Rama Hegdeandroidavatar.hashnode.devOct 27, 2025 · 5 min read

Chapter 5 - Coding the first Use case (Domain layer)

The use case GetArtUseCase is the first use case we will code. This use case will fetch a list of images from the Room DB locally. This list will help us to carve out the first screen displayed to the end user. The screen composable will be coded in ...

0

GRGanesh Rama Hegdeandroidavatar.hashnode.devOct 27, 2025 · 4 min read

Chapter 3 - LLD (Low-Level Design) – ArtSnap App

The ArtSnap App We are building an ArtSnap App, a lightweight and modular art collection platform where a user can: View a list of artworks stored locally in the database. Add new artwork details, including name, artist, year, and image. Search im...

0

VVibeDevmidhuns.hashnode.devAug 20, 2025 · 3 min read

WAL vs Normal Modes in Sqlite/Room

WAL vs Normal (DELETE/TRUNCATE) journal modes in SQLite/Room, specifically for read/write behavior. 🔹 1. Normal mode (DELETE / TRUNCATE journal) When SQLite is in DELETE or TRUNCATE mode: Write path: Copy the database into a temporary journal fil...

0

#room-database

Search Hashnode

#room-database

Explore Hashnode

Trending tags this week

Room Database for Android: Production Patterns and Migrations

Proto DataStore for Configuration, Room for Entities: Choosing the Right Cache Medium

Simple Notes App with Jetpack Compose, Room & Hilt

The Ultimate Android & Kotlin Survival Guide: From Concepts to Code

Chapter 21 - Coding the Data layer for the InsertArtUseCase and DeleteArtUseCase

Chapter 14 - Adding Hilt Dependency Injection

Chapter 9 - Testing and Validating the GetArtUseCase (Data layer)

Chapter 5 - Coding the first Use case (Domain layer)

Chapter 3 - LLD (Low-Level Design) – ArtSnap App

WAL vs Normal Modes in Sqlite/Room