Design database schemas and ERD

schema-designerskillsetup L20
batterfried-philosophy172/Agent-Startup-Skills
What it does

Design normalized database schema with relationships

Best for

Preventing data integrity issues when schema changes later become prohibitively expensive.

Inputs
  • · MVP feature list
  • · Data requirements
Outputs
  • · schema.md with table definitions, relationships, indexes, seed data
Requires
  • · Database (PostgreSQL/MySQL/MongoDB)
Preconditions
  • · MVP features defined
  • · Architecture approved
Failure modes
  • · Missing relationships
  • · No primary keys
  • · Plain-text passwords
Trust signals
  • · Entity relationship descriptions
  • · Index strategy
  • · Seed data examples