schema-design-specialist

Design PostgreSQL schemas with keys, constraints, and normalization.

Updated Aug 23, 2026

Search Tags:#schema design #postgresql #supabase #data modeling #normalization #foreign key

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npx skills add https://github.com/Whaleylaw/llm-lawyer --skill schema-design-specialist

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Please help me install this Agent Skill.
Skill: schema-design-specialist
Source: https://github.com/Whaleylaw/llm-lawyer/tree/main/.claude/skills/schema-design-specialist
Command: npx skills add https://github.com/Whaleylaw/llm-lawyer --skill schema-design-specialist

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Designing and maintaining relational database schemas for PostgreSQL and Supabase is error-prone and time-consuming, often leading to data inconsistencies and painful migrations.

Core Features & Use Cases

Create well-structured tables with primary keys, foreign keys, and constraints to enforce data integrity.
Normalize data, define relationships, and plan indexing strategies for scalable performance.
Provide migration-ready schemas with documentation for team collaboration, audits, and future growth.

Quick Start

Define a normalized PostgreSQL schema with UUID primary keys, foreign keys, and basic constraints for a user-document model.

Frequently Asked Questions about schema-design-specialist

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

FAQPage Schema

How do I design a PostgreSQL schema with UUID primary keys and foreign keys?▼

Design a PostgreSQL schema by defining tables with UUID primary keys, foreign keys, and constraints to enforce data integrity. This approach normalizes data and documents schema decisions for team collaboration and future migrations.

What is the best way to normalize data and define relationships in Supabase?▼

Normalize data in Supabase by defining clear relationships and constraints across tables. Structuring your PostgreSQL schema with foreign keys and normalization best practices ensures data consistency and optimizes query performance.

How do I plan PostgreSQL migrations to avoid data inconsistencies?▼

Plan PostgreSQL migrations by creating migration-ready schemas with documented primary and foreign keys. Defining constraints and normalization rules upfront prevents painful migrations and maintains data integrity during application growth.

When do I need database constraints and indexing strategies for PostgreSQL?▼

You need database constraints and indexing strategies when designing PostgreSQL schemas for scalable performance. Applying primary keys, foreign keys, and normalization best practices ensures data integrity and optimizes query execution as your dataset grows.

Can I use this schema design approach for a new user-document model in Supabase?▼

Yes, you can design a normalized PostgreSQL schema with UUID primary keys, foreign keys, and basic constraints for a user-document model. This structure supports Supabase deployments by ensuring relationship integrity and scalable performance.

Why does my PostgreSQL schema design lead to painful migrations and data inconsistencies?▼

PostgreSQL schema design leads to painful migrations when tables lack proper primary keys, foreign keys, and constraints. Normalizing data and documenting schema decisions upfront prevents data inconsistencies and simplifies future migrations.