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#0
Learning TanStack Query - Pre-Requisites Skill & Setup Environment
Before touching TanStack Query, you need to master modern JavaScript, React hooks, and the manual data fetching pattern. In this episode you also set up a React project with Vite, install @tanstack/react-query, and verify your first installation.
August 10, 2026
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#1
Learning TanStack Query - History, Background & Why You Need It
This episode traces the evolution of data fetching in React, from the manual useEffect plus fetch pattern to the birth of TanStack Query. You also understand the concept of server state that distinguishes it from client state, as well as this library's position in the data fetching ecosystem.
August 10, 2026
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#2
Learning TanStack Query - Core Concepts & Key Architecture
This episode builds your TanStack Query mental model: the difference between queries and mutations, the journey of a query key toward the cache, the concepts of observers, staleTime and gcTime, structural sharing, as well as the main components QueryClient, the provider, and the available hooks.
August 10, 2026
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#3
Learning TanStack Query - Setup & QueryClient
This episode teaches the first correct setup steps: creating a QueryClient with default options, wrapping the application with QueryClientProvider, and configuring global settings such as staleTime, retry, refetchOnWindowFocus, and gcTime.
August 10, 2026
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#4
Learning TanStack Query - Basic useQuery
This episode teaches the first and most important hook: useQuery. You create a query with queryKey and queryFn, read the data, isLoading, isError, error, and isFetching statuses, and learn the correct and safe query function pattern.
August 10, 2026
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#5
Learning TanStack Query - Query Keys & Caching
This episode unpacks query keys as cache identity: hierarchical arrays, keys with filter objects, and how query keys power deduplication and invalidation. You also understand structural sharing and how to avoid double fetches.
August 10, 2026
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#6
Learning TanStack Query - Mutations
This episode teaches write operations with useMutation: the isPending and isError statuses, the onSuccess and onError callbacks, and the two cache synchronization patterns, invalidateQueries and setQueryData, after a successful mutation.
August 10, 2026
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#7
Learning TanStack Query - Staleness & Refetching
This episode explains the fresh versus stale concept, the difference between staleTime and gcTime, and all the automatic refetch mechanisms: refetchOnWindowFocus, refetchOnReconnect, refetchInterval for polling, and the manual refetch method.
August 10, 2026
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#8
Learning TanStack Query - Dependent & Parallel Queries
This episode covers parallel queries with useQueries and query composition, as well as dependent queries that wait for another query's result via the enabled option. You learn the correct pattern for fetching interdependent data.
August 10, 2026
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#9
Learning TanStack Query - Pagination & Infinite Queries
This episode teaches incremental data fetching: useInfiniteQuery with getNextPageParam for a Load More button, and simple page-number-based pagination with placeholderData and keepPreviousData to keep the UI smooth.
August 10, 2026
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