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cloudflare-d1

Create and manage Cloudflare D1 SQLite databases with SQL migrations.

3|Updated Nov 14, 2025
Search Tags:#database#serverless#sqlite#sql#cloudflare#d1#worker
One-click install
npx skills add https://github.com/evolv3ai/claude-skills-archive --skill cloudflare-d1-evolv3ai
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: cloudflare-d1
Source: https://github.com/evolv3ai/claude-skills-archive/tree/main/skills/cloudflare-d1
Command: npx skills add https://github.com/evolv3ai/claude-skills-archive --skill cloudflare-d1-evolv3ai

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) and references (resource) components.

What problem does it solve?

This Skill simplifies the process of working with Cloudflare D1, a serverless SQLite database, enabling developers to efficiently manage data for their Cloudflare Workers applications.

Core Features & Use Cases

  • Database Creation & Management: Easily create and configure D1 databases.
  • SQL Migrations: Write, apply, and manage database schema changes.
  • Worker Integration: Query D1 databases directly from Cloudflare Workers using type-safe methods.
  • Error Prevention: Avoid common D1 errors like SQL injection, statement length issues, and type mismatches.
  • Use Case: Develop a real-time analytics dashboard for a Cloudflare Worker by querying user activity data stored in D1, ensuring fast response times and data consistency.

Quick Start

Create a new D1 database named 'my-app-db' and apply its initial schema.

Frequently Asked Questions about cloudflare-d1

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I create and query a Cloudflare D1 serverless SQLite database from a Worker?▼

To use Cloudflare D1 serverless SQLite, you create and configure the database, apply SQL migrations for schema management, and query it directly from Cloudflare Workers using type-safe methods.

What is the best way to manage SQL migrations for a Cloudflare D1 database?▼

Managing SQL migrations for Cloudflare D1 involves writing, applying, and tracking database schema changes directly within your serverless SQLite environment to ensure data consistency across Workers.

Do I need wrangler CLI and workers-types to develop with Cloudflare D1?▼

Yes, developing with Cloudflare D1 requires the wrangler CLI and @cloudflare/workers-types to properly configure, deploy, and query your serverless SQLite database from Cloudflare Workers.

How do I prevent common SQL errors and type mismatches when querying D1?▼

Preventing D1 SQL errors requires using type-safe querying methods from Cloudflare Workers to avoid SQL injection, statement length issues, and type mismatches in your serverless SQLite database.

Can I use Cloudflare D1 for relational data handling in edge applications?▼

Yes, Cloudflare D1 facilitates relational data handling for edge applications, allowing you to optimize performance and query user activity data directly from Cloudflare Workers.

Why does my Cloudflare D1 query fail with statement length issues?▼

Cloudflare D1 query failures with statement length issues occur when SQL statements exceed serverless SQLite limits, requiring query optimization and error troubleshooting to ensure execution.

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