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name: backend-migrations description: Create and manage database schema migrations with reversibility, zero-downtime deployment support, and proper version control. Use this skill when creating database migration files, modifying schema, adding or removing tables/columns, creating indexes, managing migration rollbacks, or planning database changes. Apply when working with migration files, schema changes, database versioning, or any task involving evolving database structure over time while maintaining backwards compatibility and data integrity.

Backend Migrations

When to use this skill

• When creating new database migration files for schema changes
• When adding, modifying, or removing database tables or columns
• When creating or dropping indexes on database tables
• When writing migration rollback or down methods
• When planning schema changes for zero-downtime deployments
• When separating schema migrations from data migrations
• When refactoring database structure or optimizing table designs
• When implementing backwards-compatible database changes
• When working with database versioning or migration history
• When reviewing migration files for safety and reversibility
• When troubleshooting failed migrations or database inconsistencies
• When documenting database schema evolution

This Skill provides Claude Code with specific guidance on how to adhere to coding standards as they relate to how it should handle backend migrations.

Instructions

For details, refer to the information provided in this file: backend migrations