You've heard the promise: "One graph to rule them all." But your organization has 47 microservices, 12 teams, and zero patience for a monolithic schema. Enter Federation - GraphQL's answer to "it's complicated."
Resolvers are where GraphQL magic happens - and where most bugs lurk. After years of debugging production resolvers at 2 AM, I've collected these dark arts. Use them wisely.
"Just add caching" they said. "It'll be easy" they said. Three weeks later, I emerged from my cave with bloodshot eyes and a newfound respect for cache invalidation. This is my story.
You're copying the same fields across 17 different queries. Your code reviewer is crying. Your future self is plotting revenge. Enter fragments: the DRY principle applied to GraphQL queries.
Null. The billion-dollar mistake. The void that stares back. In GraphQL, null isn't just a value - it's a lifestyle choice. Let's explore the surprisingly sensual world of nullable fields.
I was a REST purist. Endpoints were my religion, HTTP verbs my commandments. Then GraphQL came along and made me an accomplice to REST's demise. This is my confession.
Your Spring GraphQL API works locally. Now let's make it production-ready with proper configuration, monitoring, security hardening, and operational best practices.
JPA entities and GraphQL types serve different purposes. Learn how to map between them efficiently while avoiding common pitfalls like lazy loading exceptions.
A well-designed schema is the foundation of a great GraphQL API. Learn patterns for organizing, evolving, and maintaining schemas in enterprise Spring applications.
Returning thousands of records in a single query is a recipe for disaster. Learn cursor-based pagination, filtering, and sorting patterns in Spring GraphQL.