gh-greyhaven-ai-claude-code-config-grey-haven-plugins-data-quality/skills/database-conventions/reference/indexing.md

# Indexing Strategies

**Always index:**
- tenant_id
- Foreign keys
- Unique constraints
- Frequently queried fields

**Composite indexes:**
```typescript
index("users_tenant_email_idx").on(users.tenant_id, users.email_address)
```