github.com/maeglindeveloper/gqlgen@v0.13.1-0.20210413081235-57808b12a0a0/example/federation/reviews/graph/schema.graphqls (about)

     1  type Review {
     2      body: String!
     3      author: User! @provides(fields: "username")
     4      product: Product!
     5  }
     6  
     7  extend type User @key(fields: "id") {
     8      id: ID! @external
     9      reviews: [Review]
    10  }
    11  
    12  extend type Product @key(fields: "upc") {
    13      upc: String! @external
    14      reviews: [Review]
    15  }