# TanStack Patterns Examples

Complete code examples for TanStack Start, Router, and Query.

## Available Examples

### [router-patterns.md](router-patterns.md)
File-based routing, layouts, dynamic routes, and navigation.
- Root layout with QueryClient
- Protected route layouts with auth
- Page routes with loaders
- Dynamic routes with params
- Type-safe navigation

### [query-patterns.md](query-patterns.md)
Queries, mutations, infinite queries, and prefetching.
- Query basics with Grey Haven defaults
- Query key patterns (correct vs wrong)
- Mutations with optimistic updates
- Infinite queries for pagination
- Prefetching for performance
- Error handling

### [server-functions.md](server-functions.md)
Creating and using TanStack Start server functions.
- GET/POST/DELETE server functions
- Using server functions in components
- Auth context in server functions
- Multi-tenant isolation patterns
- RLS with server functions

### [advanced-patterns.md](advanced-patterns.md)
Dependent queries, parallel queries, and custom hooks.
- Dependent queries with `enabled`
- Parallel queries for dashboards
- Custom query hooks
- Query composition
- Background refetching
- Suspense mode
- Placeholders and initial data
- Query cancellation

## Quick Navigation

**Need routing?** → [router-patterns.md](router-patterns.md)
**Need data fetching?** → [query-patterns.md](query-patterns.md)
**Need server-side code?** → [server-functions.md](server-functions.md)
**Need advanced patterns?** → [advanced-patterns.md](advanced-patterns.md)