Category "android-room"

Room database - edit entities

I have a question. I edited my Room entity from this: @Entity(tableName = "users") public class User { public User(String username, String email, String passwo

Single or multiple DAO and Repository in Android Room database project?

I have a Room database project which has a DAO and a Repository (mediator between different data sources) for each table in the database. It is a lot files and

How to add/remove characters inside TextField?

I have a Room database with a table that holds users. Each user has an ID and a name. My goal is to change the name of the user based on the ID. Here is what I

Room field / getter mismatch warning when using sealed classes or Any

I have a Room (v2.4.0-beta01) database, and whilst it works fine, during the build it gives a field vs getter mismatch warning on a few fields, included below.

Error while using suspend with DAO methods

I am getting a compilation error that I have described below. I have tried different solution provided on similar question like mine but neither of them worked

What to send as Content

In my application, I save data to Firebase and to local storage using the Room library. With Firebase, everything is clear to me. But with Rom I had questions.

Using UUID for Primary Key using Room with Android

I need to sync my Android mobile app with a multi-tenant database in the cloud. I thought the best way to do this was using a UUID for the Primary Key of my tab

Caused by: java.lang.Exception: No native library is found for os.name=Mac and os.arch=aarch64. path=/org/sqlite/native/Mac/aarch64

I am using Android Studio [Android Studio Arctic Fox | 2020.3.1 Patch 1] My room library version is [2.3.0] Used Gradle version [7.0.1] Also added kapt 'org.xer

Store data and "Cannot create an instance of class ViewModel" - Hilt - Room - JetpackCompose

I try to store some days from ScheduleScreen screen. Lib uses in theme topic. While I was doing this, I had two questions: why i got this error Cannot create an

Room database onConflict = OnConflictStrategy.REPLACE not working

I am working on Room database and trying to insert list of items(eg. list of Quotes which contains author name and a quote in my case). Following is the code I

Room Dao LiveData as return type causing compile time error

I am using Room and implemented Dao that returns LiveData. It was working fine with below dependency added. implementation "androidx.room:room-runtime:2.1.0-al

Caused by java.lang.IllegalStateException: Couldn't read row 281, col 0 from CursorWindow with Room

I am getting this exception with my DAO in Room, at what seems random moments: Caused by java.lang.IllegalStateException Couldn't read row 281, col 0 from Curs

Room Database Table is still empty after inserting new data

I've just finished this tutorial for my app. But my problem is that even after I insert the data, my database is still empty. I checked that by viewing it in a

How to highlight SQL syntax of Room Dao in Android Studio

With new Room, How to highlight SQL Syntax in Dao Interfaces? For example @Query(SELECT * FROM user) is it possible to highlight the words SELECT, FROM with a

How to filter a nested relation in Room?

Let's take this example: I have a form, which has several sections, each having questions. Sideways, I have answers that are mapped to questions and they have a

This Error Force close my app when I'm inspecting my table : signal 11 (SIGSEGV), code 1 (SEGV_MAPERR), fault addr 0x10

I have table in my application and I'm Running my app on Huawei y9 and this error pops up after a 30 sec and force close my application. I link my other questio

Room Persistence: Error:Entities and Pojos must have a usable public constructor

I'm converting a project to Kotlin and I'm trying to make my model (which is also my entity) a data class I intend to use Moshi to convert the JSON responses fr

Confusion on the defaultValue migration requirement for upgrade after Room 2.1.0

In Room 2.1.0, it is common to have the following code Version 2 @Entity(tableName = "password") public class Password { @ColumnInfo(name = "dummy0")

Is it possible to use Paging (As part of android jetpack) without using Room DB?

Right now I'm working on an Android project which contains a RecyclerView with a large amount of data. For improving the app's performance I wish to implement

How to resolve the duplicate column name error in Room Db migration

I added the below code for adding a column to the SithluBody table when migration. static final Migration MIGRATION_3_4 = new Migration(3, 4) { @Override