From the course: Master React 19 and Next.js 16 with Hands-On Projects and Real-World Applications

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React Query (TanStack Query): Using useQuery for API calls

React Query (TanStack Query): Using useQuery for API calls

From the course: Master React 19 and Next.js 16 with Hands-On Projects and Real-World Applications

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React Query (TanStack Query): Using useQuery for API calls

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Hello and welcome! The goal of this session is to introduce you to React Query, which is now part of the Tanstack Query library. I'll show you how it dramatically simplifies fetching, caching, and synchronizing data in your React applications. In the previous session, we looked at the traditional, manual way of fetching data using useEffect and useState. Now I'll guide you through refactoring that code to use React Query's powerful useQuery hook. By the end of this lecture, you'll understand what React Query is and why it's a huge improvement, know how to set it up in a project, be able to replace manual fetching with useQuery, and see how it automatically handles all the loading and error states for you, saving you a lot of time and code. Let's start where we left off in the previous session. First, let's install React Query using npm. Moving to main.jsx. Okay, let's get our project set up to use React Query. The first thing I need to do is import the necessary tools from the…

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