How does it help achieve zero-downtime migrations?

It implements a multi-phase strategy involving backward-compatible schema changes, data backfilling, and phased code deployments to ensure the application remains functional throughout the update.

Which ORMs are supported by this skill?

The skill provides specialized patterns and workflows for popular Node.js ORMs including Sequelize, TypeORM, and Prisma.

Does it provide safety mechanisms for failed migrations?

Absolutely. It prioritizes transaction-based migrations and checkpoint-based rollback strategies to ensure you can revert to a stable state if a migration fails.

Can this skill help with cross-database migrations?

Yes, it includes guidance for handling dialect differences, such as converting JSONB types in PostgreSQL to JSON types in MySQL during a migration.

Database Migration & Schema Evolution

Name: Database Migration & Schema Evolution
Author: HermeticOrmus

byHermeticOrmus

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Gestión de Bases de Datos

Automates complex database schema migrations, ORM transitions, and zero-downtime data transformations using AI-guided best practices.

The Database Migration skill for Claude Code provides a comprehensive framework for managing database evolution across various ORMs like Sequelize, TypeORM, and Prisma. It empowers developers to execute safe schema changes, perform complex data transformations, and implement zero-downtime deployment strategies such as Blue-Green deployments. By offering standardized patterns for rollbacks, multi-step renaming, and cross-database compatibility, this skill minimizes the technical risks associated with database refactoring, version upgrades, and infrastructure changes in production environments.

Características Principales

01Complex data transformation and backfilling scripts

024 GitHub stars

03Zero-downtime deployment strategies and Blue-Green patterns

04Cross-dialect compatibility handling for PostgreSQL and MySQL

05Multi-ORM support for Prisma, Sequelize, and TypeORM

06Automated rollback and transaction-based migration templates

Casos de Uso

01Refactoring high-traffic database tables without service interruption

02Implementing safety-first rollback procedures for production schema updates

03Transitioning an existing project from one ORM to another (e.g., Sequelize to Prisma)

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add hermeticormus/claude-code-game-development database-migration

For use in Claude.ai and ChatGPT

Download Skill