API Design · Middle · Question 43 of 75

Why is HTTP caching harder with GraphQL than with REST?

1GraphQL forbids caching
2GraphQL responses are binary
✓Correct answer: Queries usually go as POST to one URL with varying bodies, so URL-based HTTP caches can't key on them; persisted queries via GET help

Explanation

GraphQL clients like Apollo or Relay cache normalized objects on the client instead.

Further reading

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