TanStack React Query v5 Full Guide 🚀

Learn & master TanStack React Query v5 with this one video! Including useQuery, useInfiniteQuery, useMutation, optimistic updates, and more.

Starting code: https://github.com/codinginflow/react-query-v5-tutorial/tree/Starting-Point
Finished project: https://github.com/codinginflow/react-query-v5-tutorial

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Timestamps:
0:00 - What is React Query and why should you use it?
4:05 - Starting code
6:21 - Why you shouldn't fetch in useEffect
19:15 - React Query installation & setup (queryClient, QueryClientProvider, React Query Devtools)
24:02 - Basic useQuery usage, queryKey best practices, error retries
36:24 - Search with React Query (debounced)
43:46 - Infinite loading (useInfiniteQuery)
56:19 - Custom hook
57:46 - Mutations (useMutation), invalidateQueries
1:09:27 - Updating the cache (setQueryData, InfiniteData)
1:19:35 - Optimistic updates (onMutate), error rollbacks