graphql-design

---
name: graphql-design
description: GraphQL schema design, resolver patterns, subscriptions, DataLoader for N+1 prevention, and error handling
---

# GraphQL Design

## Schema Design

```graphql
type Query {
  user(id: ID!): User
  users(filter: UserFilter, first: Int = 20, after: String): UserConnection!
}

type Mutation {
  createUser(input: CreateUserInput!): CreateUserPayload!
  updateUser(id: ID!, input: UpdateUserInput!): UpdateUserPayload!
}

type Subscription {
  orderStatusChanged(ord