database-schema

Design database schemas and generate ER diagrams in PlantUML or Mermaid.

Updated Aug 27, 2026
One-click install
npx skills add https://github.com/LKB-99/manus-auto-skills --skill database-schema-lkb-99
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: database-schema
Source: https://github.com/LKB-99/manus-auto-skills/tree/main/database-schema
Command: npx skills add https://github.com/LKB-99/manus-auto-skills --skill database-schema-lkb-99

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Helps teams design, document, and visualize database schemas to prevent misinterpretations and improve data quality.

Core Features & Use Cases

  • Define entities and attributes to model tables with data types and constraints.
  • Generate ER diagrams (PlantUML or Mermaid) to visualize relationships and dependencies.
  • Produce SQL schema definitions and documentation to enable consistent deployments and onboarding.

Quick Start

Define a simple schema with two entities, their attributes, and a one-to-many relationship, then generate an ER diagram to visualize the design.

Frequently Asked Questions about database-schema

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

FAQPage Schema
How do I generate an ER diagram from an existing database schema?▼

To generate an ER diagram from a database schema, define your entities, attributes, and relationships, then render the visualization using PlantUML or Mermaid syntax for immediate architectural documentation.

What is the best way to design a normalized database schema for a new software architecture?▼

The best way to design a normalized database schema is to define entities with proper data types and constraints, establish one-to-many relationships, and generate documentation to prevent misinterpretations and improve data quality.

Can I produce SQL schema definitions and documentation from an ER diagram?▼

Yes, you can produce SQL schema definitions and documentation directly from your ER diagram design, enabling consistent deployments and smoother team onboarding by mapping entities and attributes to database tables.

Does this database schema design tool support both PlantUML and Mermaid for diagram generation?▼

Yes, database schema diagram generation supports both PlantUML and Mermaid formats, allowing you to visualize relationships and dependencies within your software architecture using your preferred rendering engine.

When do I need to apply normalization when creating database schemas?▼

You need to apply normalization when creating database schemas to reduce data redundancy and improve data quality, modeling entities and attributes with constraints to prevent misinterpretations across related tables.