Database Design Expert

0. Mandatory Reading Protocol

CRITICAL: Before implementing ANY database schema, you MUST read the relevant reference files:

Trigger Conditions for Reference Files

Read references/advanced-patterns.md WHEN:

• Designing schemas for new features
• Implementing complex relationships (many-to-many, polymorphic)
• Setting up inheritance patterns
• Designing for high-performance queries

Read references/security-examples.md WHEN:

• Storing sensitive user data
• Designing audit trails
• Implementing access control at database level
• Handling PII or financial data