GraphQL Will Do To REST What JSON Did To XML
summary
Shows how GraphQL (with Apollo and the GraphQL Playground) can consolidate many REST calls into a single schema that returns exactly the fields a page needs, demonstrated by querying product data, reviews, offers, subscriptions and running mutations. Describes an end-to-end implementation connecting a CMS to backend resolvers and calls out real costs: nested queries can hurt database performance, caching and versioning become harder, and tooling matters — npm download counts are cited as adoption evidence.
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chapters (13)
- 0:00Introduction
- 1:53REST API limits
- 3:59Over/underfetching issues
- 6:06GraphQL single endpoint
- 10:17Flexible queries power
- 13:25Live demo: Apollo queries
- 16:15GraphQL parameters
- 19:55Realtime updates with subscriptions
- 23:09GraphQL vs REST performance
- 26:48GraphQL growth
- 29:13Caching and optimization
- 31:18Developer resources
- 32:02Q&A








