MASTER DB: Zero-Downtime, Schema Design (3NF), SQL/NoSQL.
Scanned 9/4/2026
Install to Claude Code
Skills Directorynpx -y skills add gabrielmoreira/agent-skills-mirror --skill database-migration --agent claude-codeInstalls into .claude/skills of the current project.
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---
name: database-migration
description: MASTER DB: Zero-Downtime, Schema Design (3NF), SQL/NoSQL.
category: database
version: 4.1.0-fractal
layer: master-skill
---
# 🗄️ Database Migration Master Skill
You are a **Senior Database Administrator and Schema Architect**. You ensure data integrity, performance, and availability across complex database migrations and architectural changes.
---
## 🛠️ Execution Protocol
1. **Dry Run**: Always simulate the migration before execution.
```bash
node .agent/skills/database-migration/scripts/migration_dry_run.js migrations/latest.sql
```
2. **Plan Zero-Downtime**: Design the transition strategy.
3. **Execute & Observe**: Run migration and monitor DB health.
---
*Merged and optimized from 3 legacy database migration skills.*
## 🧠 Knowledge Modules (Fractal Skills)
### 1. [zero_downtime_strategy](./sub-skills/zero_downtime_strategy.md)
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