What is react query? React Query is a great hook library for managing data requests that completely removes the need to put your remote data inside the global state. You just need to tell the library where you need to fetch your data, and it will handle caching, background updates, and stale data without any extra code or configuration.How do you query in react? To run a query within a React component, call useQuery and pass it a GraphQL query string. When your component renders, useQuery returns an object from Apollo Client that contains loading , error , and data properties you can use to render your UI.How do I call a node API in react JS? Calling Express API in React using react-script Step 1: Create the Express app and configure the port. ... Create the React app in express-react directory and configure its proxy. ... To Run the express and react server concurrently. ... Fetch the data from express and display it on React component. ... Run the server.