Once Claude has described your data model, you can create diagrams from that schema.

Ask Claude for tables or entities, keys, and relationships. Then have it convert them into Graphviz or Mermaid format for easy review.

Drop the source file in a docs directory so future prompts stay consistent with your design.

This is a great moment to catch naming mistakes before any code exists. Visual diagrams make it much easier to spot problems in your data model.