☁️ Cloudflare D1 & R2 Guide

📘 What is Cloudflare D1?

Cloudflare D1 is a serverless SQL database built on SQLite. It allows you to use a lightweight, persistent database directly with Cloudflare Workers — no server or maintenance needed.

🔑 Key Features

• SQLite-based
• Serverless & scalable
• Easy integration with Cloudflare Workers
• Supports standard SQL

🧪 Example: Using D1 with a Worker

[[d1_databases]]
binding = "DB"
database_name = "my-database"
database_id = "<your-database-id>"

export default {
  async fetch(request, env) {
    const { DB } = env;
    const result = await DB.prepare("SELECT * FROM users").all();
    return new Response(JSON.stringify(result));
  }
}