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Languages & runtimes · #graphql
Learn how to use Magento’s built‑in GraphQL endpoint (v2.3.5+) to fetch product data for a headless storefront, with a concrete curl example and practical verification steps.
Persisted queries replace full GraphQL strings with short hashes, reducing bandwidth and enabling safe allow‑list enforcement in large‑scale APIs.
Learn how to add real‑time GraphQL subscriptions to a Node.js app using Apollo Server, graphql‑ws, and a shared PubSub engine. The guide covers schema, server setup, authentication, scaling, and troubleshooting steps.
Stop overloading your database with N+1 queries. Learn how the DataLoader pattern batches requests and caches results to optimize GraphQL performance.
Apollo Client's InMemoryCache normalizes entities by ID, which breaks offset-based pagination when limit/offset aren't part of the cache key. Learn two fixes—fetchPolicy 'network-only' or custom typePolicies with keyArgs—and when each applies.
Learn how Vue Storefront uses the Backend-for-Frontend (BFF) pattern to normalize disparate e-commerce data sources into a consistent API for the frontend.
A GraphQL query for 100 posts with authors can become 101 database queries. DataLoader batches those loads into a single bulk fetch per tick and caches repeats within the same request.
Learn how Magento 2’s GraphQL API lets you fetch only the product fields you need, reducing over‑fetching for headless stores. See a concrete query example, trade‑offs, and a step‑by‑step checklist to enable caching and depth limits.
Facebook’s GraphQL API unifies mobile and web data fetching, cutting over‑fetching and network latency. This guide walks through introspection, a real‑world query, caching trade‑offs, and a practical checklist for a smooth integration.
magento
facebook
nodejs
apollographql