In my app Kotlin for chat, I have a small problem when I use addValueEventListener()to fetch data from users in my activity for a chat i retrieve all data in my consol firebase and my activity for chat it represents…
I'd like to delete all of the data inside of specific node, without knowledge of specific id's. I've written some function within button click: val dbref = FirebaseDatabase.getInstance().reference.child("Message") dbref.addValueEventListener(object : ValueEventListener { override fun onDataChange(snapshot: DataSnapshot) { for (data in…
I'm making a recipe app with React Native and Firebase. I added some JSON data to realtime database before. It works well with arr.map(). But when I write a data to realtime database with my project it says data.map is…
Help mee plisss, I have been trying fixes for the last couple of hours, but nothing is working. Does anyone know exactly where to apply a fix and what is the fix? HOMEPAGE class HomePage extends StatefulWidget { const HomePage({super.key});…
How can I convert my MySQL database to a Firebase database without rewriting the database? Is there a way of exporting to Firestore or Realtime database and I just change a few things in my PHP code? I am still…
I'm very new to Firebase. I'm building an e-commerce app using Firebase as the backend and Android Studio as the front end. In a DB, I have this tree: Man clothing shorts Product 1 Image .. Name .. Price ..…
I want to setup multi-level index in my firebase realtime database. My database structure looks like this, in which the root key name is jobOpenings which contains child of job opening id (for instance particularJobId) which is going to contain…
I am using firebase realtime database with my Flutter Mobile Application. I am saving realtime data from an IoT device, a cloud function analyzes the data and generates analytics for my data on daily basis. As in following Database Structure,…
I'm in quite a predicament. I created a cloud function that would update the "updated_at" field in a user's profile, that is triggered every time the user updates some part of their profile. To my horror however, this update (completed…
I made a mistake of using set() instead of update and it overwrote the entire collection.