GraphQL for React Developers

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@glnnrys · glennreyes.com GraphQL For React Developers

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Glenn Reyes @glnnrys · glennreyes.com Software Engineer, Tech Speaker & Workshop Instructor

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Plan for today GraphQL for React Developers 1. Intro 2. Learn GraphQL basics 3. Build GraphQL queries & mutations ( Exercise 01 ) 4. Mutations, cache & optimistic UI ( Exercise 02 ) 5. GraphQL with Server Components & React 19 6. Real-time updates with Subscriptions ( Exercise 03 ) 7. Recap & Q&A 15 mins 45 mins 45 mins 45 mins 30 mins 30 mins 15 mins

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GraphQL

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Query Language for APIs

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The Query Language for modern APIs

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l.graphql.org

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Describe your data

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User

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Post

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Post User

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User Post

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User Post name email username bio age posts message from reactions

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Schema Definition Language Or just – SDL

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GraphQL scalar types That are available out of the box • Int • Float • String • Boolean • ID

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Ask for what you want

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Ask for what you want and get predictable results

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Language-agnostic

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Why GraphQL?

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Single Endpoint Flexibility for Frontend Teams Evolvable API design Real-time data with Subscriptions Exact Data Retrieval Introspection Rich Ecosystem & Tooling Aggregated Data Sources Here’s another Strong Typed Schema

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Stack without GraphQL

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Source: https://www.apollographql.com/blog/backend/architecture/where-does-graphql- fi t-in-the-stack-modern-app-development-with-graphql

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Stack with GraphQL

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Source: https://www.apollographql.com/blog/backend/architecture/where-does-graphql- fi t-in-the-stack-modern-app-development-with-graphql

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Source: https://www.apollographql.com/blog/backend/architecture/where-does-graphql- fi t-in-the-stack-modern-app-development-with-graphql

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