Designing A Scalable Database Schema For Chat Applications

Designing a scalable chat app schema involves creating 8 key tables: User, Chat Group, Chat Group Member, Chat Message, Message Reaction, Attachment, Notification & User Device.

Creating a schema for a chat application requires careful thought to ensure scalability, clarity, and functionality. 
Whether you are working on a simple chat app or a more complex group-based system, the database schema acts as the foundation. Here, I’ll share a friendly overview of how a schema can be structured, with room for your suggestions to make it even better!


  
  
  Basic Tables for a Chat Application

  
  
  1. User


Purpose: To store user details.
Table Name: user

Columns: 


Column Name
Data Type
Description


id
UUID
Primary key.

name
VARCHAR(255)
User's display name.

ema...

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