database-testing

Validate database schemas, data integrity, migrations, and ACID properties.

6|3|Updated Dec 3, 2025
One-click install
npx skills add https://github.com/pacphi/ampel --skill database-testing-pacphi
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: database-testing
Source: https://github.com/pacphi/ampel/tree/main/.claude/skills/database-testing
Command: npx skills add https://github.com/pacphi/ampel --skill database-testing-pacphi

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) components.

What problem does it solve?

This Skill eliminates the risk of database failures by validating schema, data integrity, migrations, and transaction isolation.

Core Features & Use Cases

  • Schema Validation: Ensure tables, columns, and constraints exist as expected.

Quick Start

When testing database operations: validate schema, test data integrity, verify migrations work both forward and backward, and check ACID properties for concurrent access.

Core Features & Use Cases

  • Data Integrity Testing: Verify unique constraints prevent duplicates and foreign keys prevent orphaned records.

Quick Start

Test that the users table has correct schema with id, email columns properly configured.

Frequently Asked Questions about database-testing

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I validate database schema and data integrity before deploying migrations?

Schema validation checks that tables, columns, and constraints exist as expected, while data integrity testing verifies unique constraints prevent duplicates and foreign keys prevent orphaned records. Together they catch misconfigurations before production deployment.

Can I test database migrations work correctly in both directions?

Yes. Migration verification ensures migrations apply forward and roll back cleanly, preventing irreversible schema changes. Testing reversibility confirms you can safely recover from failed deployments.

How do I verify ACID properties and transaction isolation in my database?

Transaction isolation assessment tests concurrent access patterns to confirm atomicity, consistency, isolation, and durability guarantees hold under realistic load. This prevents data corruption from race conditions.

What's the best way to benchmark query performance across development and production environments?

Query performance benchmarking runs standardized tests across environments with observable metrics, revealing performance regressions before they reach production and guiding optimization priorities.

Do I need to enforce database constraints during testing?

Yes. Enforcing constraints during testing ensures your application respects schema rules—primary keys, foreign keys, and check constraints—catching bugs where code bypasses database protections.

Why should I test database integrity instead of just running unit tests?

Database testing validates the persistence layer itself—constraints, migrations, isolation, and performance—which unit tests alone cannot verify. It prevents catastrophic failures that emerge only at scale or under concurrent load.