What are the best practices for data fetching in Next.js?

What are the best practices for data fetching in Next.js?

The best practices for data fetching in Next.js include using getStaticProps for static generation, getServerSideProps for server-side rendering, and leveraging SWR for client-side data fetching.

Can you explain when to use getStaticProps versus getServerSideProps?

Use getStaticProps when you want to generate pages at build time for better performance, and getServerSideProps when you need to fetch data on each request.

What is SWR and how does it help with data fetching?

SWR is a React Hooks library for data fetching that provides features like caching, revalidation, and automatic updates, making it easier to manage remote data.

Are there any common pitfalls to avoid when fetching data in Next.js?

Yes, common pitfalls include over-fetching data, not handling loading states properly, and neglecting to optimize API calls.