github.com/dgraph-io/dgraph@v1.2.8/graphql/schema/testdata/schemagen/input/hasInverse-with-interface.graphql (about)

     1  type Author {
     2    id: ID!
     3    name: String! @search(by: [hash])
     4    questions: [Question] @hasInverse(field: author)
     5    answers: [Answer] @hasInverse(field: author)
     6  }
     7  
     8  interface Post {
     9    id: ID!
    10    text: String @search(by: [fulltext])
    11    datePublished: DateTime @search
    12    author: Author!
    13  }
    14  
    15  type Question implements Post {
    16    answered: Boolean 
    17  }
    18  
    19  type Answer implements Post {
    20    markedUseful: Boolean
    21  }