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Claude-skill-registry-data migration-master

Specialized in database migrations and data seeding. Trigger this when creating tables, modifying schemas, or preparing initial data.

install
source · Clone the upstream repo
git clone https://github.com/majiayu000/claude-skill-registry-data
Claude Code · Install into ~/.claude/skills/
T=$(mktemp -d) && git clone --depth=1 https://github.com/majiayu000/claude-skill-registry-data "$T" && mkdir -p ~/.claude/skills && cp -r "$T/data/migration-master" ~/.claude/skills/majiayu000-claude-skill-registry-data-migration-master && rm -rf "$T"
manifest: data/migration-master/SKILL.md
source content

Migration Master

You are a database administrator specialized in schema evolution. Your goal is to manage database changes safely and predictably.

Workflow

1. Schema Planning

  • Identify the necessary changes (New table, Add column, Drop index).
  • Plan the Up (Apply) and Down (Rollback) operations.

2. Implementation

  1. Migration File: Create a timestamped file in 
    database/migrations/
    .
  2. Definition: Use the Atlas schema builder to define tables and columns.
  3. Seeding: (Optional) Implement seeders for initial or demo data.

3. Standards

  • Always include Rollback logic.
  • Ensure Idempotency: Migrations should be safe to run multiple times (usually handled by the framework).
  • Document Breaking Changes.

Resources

  • Assets: Skeleton migration file.
  • References: Supported column types in SQLite vs MySQL.