Execute database migrations across ORMs and platforms with zero-downtime strategies, data transformation, and rollback procedures. Use when migrating databases, changing schemas, performing data transformations, or implementing zero-downtime deployment strategies.

Database Migration Master database schema and data migrations across ORMs (Sequelize, TypeORM, Prisma), including rollback strategies and zero downtime deployments. When to Use This Skill Migrating between different ORMs Performing schema transformations Moving data between databases Implementing rollback procedures Zero downtime deployments Database version upgrades Data model refactoring ORM Migrations Sequelize Migrations TypeORM Migrations Prisma Migrations Schema Transformations Adding Columns with Defaults Renaming Columns (Zero Downtime) Changing Column Types Data Transformations Complex Data Migration Rollback Strategies Transaction Based Migrations Checkpoint Based Rollback Additional patterns and templates More detailed templates and worked examples live in references/details.md . Read that file for the full pattern library.

database-migration