An intelligent database migration auditor that identifies data loss risks, locking operations, and deployment compatibility issues across various ORMs and SQL dialects.
Install & Download
1. ClawHub CLI
The fastest way to install a skill directly from the registry.
npx clawhub@latest install migration-safety-checker
2. Manual Installation
Copy the skill folder to one of these locations
~/.openclaw/skills/ <project>/skills/ Priority: Workspace > Local > Bundled
3. Prompt Installation
Copy this prompt to OpenClaw to install it automatically.
Help me install migration-safety-checker using Clawhub. If Clawhub is not installed, install it first (npm i -g clawhub).
Prefer to download?
Get the raw skill files in a ZIP archive.
What is Migration Safety Checker?
The Migration Safety Checker is a specialized utility designed to prevent production outages and data loss by auditing database migrations before they are applied. It integrates with Openclaw Skills to provide developers with an automated safety net, scanning for dangerous operations like non-concurrent index creation, destructive column drops, and incompatible schema changes.
By analyzing raw SQL and popular ORM formats such as Prisma, Django, and Rails, this skill ensures that database updates align with modern DevOps practices. It goes beyond simple syntax checking to evaluate the operational impact on large datasets, helping teams maintain high availability during rolling deployments.
Migration Safety Checker Use Cases
- Pre-deployment auditing of pending database migrations to prevent service downtime.
- Identifying long-running table locks on high-traffic production environments.
- Verifying backward compatibility for zero-downtime rolling deployments.
- Assisting developers in refactoring dangerous migrations into safe, multi-step deployment patterns.
- Automating code reviews for SQL and ORM-based schema changes.
How Migration Safety Checker Works
- The skill initiates discovery by scanning the project directory for migration files across SQL, Python, Ruby, and TypeScript patterns.
- It parses the migration logic to detect risky keywords such as DROP, TRUNCATE, or RENAME and identifies ORM-specific destructive changes.
- A safety analysis is performed to evaluate lock duration and data loss potential based on common database engine behaviors (Postgres, MySQL, etc.).
- The skill checks for backward and forward compatibility to ensure the application code won't break during transition phases.
- It generates a comprehensive Migration Safety Report featuring a risk-level table and actionable remediation steps.
Migration Safety Checker Setup
To integrate this checker into your workflow, ensure your migrations are located in standard directory structures. You can verify discovery with:
# Find pending SQL or ORM migrations
find . -path "*/migrations/*.sql" -o -path "*/migrations/*.py"
# For Prisma users
ls prisma/migrations/*/migration.sql
Enable the skill within your Openclaw Skills configuration to start auditing migrations using natural language commands like "Check this migration for safety".
Migration Safety Checker Data Schema & Taxonomy
The Migration Safety Checker organizes its findings into a structured safety report. The following table illustrates the metadata taxonomy used for each analyzed migration:
| Attribute | Description |
|---|---|
| Safety Level | Categorized as SAFE (Green), CAUTION (Yellow), or DANGEROUS (Red). |
| Lock Risk | Estimated duration and impact on write/read operations. |
| Backward Compatible | Boolean flag indicating if old code can still run with the new schema. |
| Remediation | Specific SQL commands or patterns to fix identified risks. |
Migration Safety Checker Advanced Features
- Multi-ORM support covering Prisma, Drizzle, Django, Rails, Sequelize, and TypeORM.
- Concurrent index creation recommendations to avoid table-level locks in PostgreSQL and MySQL.
- Multi-step deployment strategy generation for complex schema refactoring (Add -> Write -> Backfill -> Read -> Drop).
- Table size estimation and maintenance window recommendations for high-impact changes.
- Detailed breakdown of rolling deployment compatibility for distributed systems.
SKILL.md
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