erd-diagrams

ERDs model database schemas, showing tables (entities), their columns (attributes), and relationships between tables. Essential for database design and documentation.

Skills
Creative design
1

What it does and how to use it

A skill that teaches Claude Code to do creative design tasks well. It is packaged knowledge the model uses whenever it is relevant.

Install the skill (command above).
In Claude Code, describe what you need - the skill turns on by itself when the context fits.
No commands to memorize: you talk in plain language and the skill does the rest.

Install (Claude Code)

mkdir -p .claude/skills/erd-diagrams && curl -fsSL https://doutorai.pt/data/lib/skills__erd-diagrams.md -o .claude/skills/erd-diagrams/SKILL.md

Paste this command into the terminal, in your project folder, and the component installs automatically.

Content

# Entity Relationship Diagrams (ERD)

ERDs model database schemas, showing tables (entities), their columns (attributes), and relationships between tables. Essential for database design and documentation.

## Basic Syntax

```mermaid
erDiagram
    CUSTOMER ||--o{ ORDER : places
```

## Defining Entities

```mermaid
erDiagram
    CUSTOMER
    ORDER
    PRODUCT
```

## Entity Attributes

Define columns with type and constraints:

```mermaid
erDiagram
    CUSTOMER {
        int id PK
        string email UK
        string name
        string phone
        datetime created_at
    }
```

**Attribut

- 🔒 Full content on the Pro plan (€7.99/month) -

Need help with Claude Code?

Ask Dr AI - it explains things simply.

Need a tailor-made solution?

Not sure where to start with AI in your business? Get a free assessment and a tailored plan - no commitment.

Save hours every week with AI, no hassle

Doutor AI gives you 1,859 ready-to-copy AI prompts, by industry and in plain English - plus a complete technical library for those who want to go further.

See plans