Apollo Server Patterns Master Apollo Server for building production-ready GraphQL APIs with proper schema design, efficient resolvers, and scalable architecture. Overview Apollo Server is a spec-compliant GraphQL server that works with any GraphQL schema. It provides features like schema stitching, federation, data sources, and built-in monitoring for production GraphQL APIs. Installation and Setup Installing Apollo Server Basic Server Setup Core Patterns 1. Schema Definition 2. Resolvers 3. Data Sources 4. Context and Authentication 5. Error Handling 6. Subscriptions 7. Schema Directives 8.…