React Query Best Practices

Important: This guide targets React Query v4. Some patterns may differ in v5.

Comprehensive guide for React Query v4 (TanStack Query) based on TkDodo's authoritative blog series. Contains 24 rules across 7 categories, prioritized by impact.

When to Apply

Reference these guidelines when:

• Implementing new queries or mutations
• Integrating WebSockets with React Query
• Setting up query invalidation patterns
• Debugging React Query behavior
• Optimizing render performance
• TypeScript integration questions

Rule Categories by Priority