Schema Designer

Design and visualize database schemas with SQL migration generation, ERD diagrams, and normalization support for PostgreSQL, MySQL, and SQLite.

A comprehensive database schema design skill that helps you create, visualize, and manage database structures. Design schemas visually, generate SQL migrations, create Entity-Relationship Diagrams (ERD), and normalize database structures following best practices. Supports PostgreSQL, MySQL, and SQLite with production-ready migration scripts.

databaseschemasqlerd

Version 1.0.0Updated Jan 27, 2026

Capabilities

Visual database schema design

SQL migration generation

ERD diagram creation

Database normalization

PostgreSQL, MySQL, SQLite support

Use Cases

Designing new databases

Refactoring existing schemas

Creating migration scripts

Documenting data models

Schema optimization

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Gemini

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Claude

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