Appsync Unified Repo Jun 2026

file becomes a thousands-of-lines-long nightmare that no one truly owns. The Solution: Federated Architecture The Unified Repo approach leverages AppSync’s Merged API capability. Here’s how it works: Source APIs:

| Challenge | Mitigation | | :--- | :--- | | | Split schema using #import or GraphQL modules. | | Cold start of many resolvers | Use Pipeline Resolvers to reuse functions. | | CDK deployment time | Use cdk watch for dev and lazy loading for resolvers. | | Local mocking of AppSync | Use AppSyncClient against a local Lambda + DynamoDB (via Docker). | appsync unified repo

export const createPost = mutation CreatePost($input: CreatePostInput!) createPost(input: $input) id title content author createdAt ; file becomes a thousands-of-lines-long nightmare that no one