GraphQL Playground

Enter the GraphQL schema and JSON entities (graph data) for the GraphQL store and run queries against it.

GraphQL schema (SDL)

type User {
  id: ID!
  name: String!
  posts: [Post!]!
}

type Post {
  id: ID!
  title: String!
  author: User!
}

type Query {
  users: [User!]!
  user(id: ID!): User
}1
type User {
2
  id: ID!
3
  name: String!
4
  posts: [Post!]!
5
}
6

7
type Post {
8
  id: ID!
9
  title: String!
10
  author: User!
11
}
12

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type Query {
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  users: [User!]!
15
  user(id: ID!): User
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}

The GraphQL schema in the Schema Definition Language (SDL).

Graph data

[
  {
    "__id": "u1",
    "__typename": "User",
    "name": "Alice",
    "posts": [
      {
        "__ref": "p1",
        "__typename": "Post"
      }
    ]
  },
  {
    "__id": "u2",
    "__typename": "User",
    "name": "Bob",
    "posts": []
  },
  {
    "__id": "p1",
    "__typename": "Post",
    "title": "Hello GraphQL",
    "author": {
      "__ref": "u1",
      "__typename": "User"
    }
  }
]1
[
2
  {
3
    "__id": "u1",
4
    "__typename": "User",
5
    "name": "Alice",
6
    "posts": [
7
      {
8
        "__ref": "p1",
9
        "__typename": "Post"
10
      }
11
    ]
12
  },
13
  {
14
    "__id": "u2",
15
    "__typename": "User",
16
    "name": "Bob",
17
    "posts": []
18
  },
19
  {
20
    "__id": "p1",
21
    "__typename": "Post",
22
    "title": "Hello GraphQL",
23
    "author": {
24
      "__ref": "u1",
25
      "__typename": "User"
26
    }
27
  }
28
]

The array of JSON entities.

GraphQL query

query {
  users {
    name
    posts {
      title
      author {
        name
      }
    }
  }
}1
query {
2
  users {
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    name
4
    posts {
5
      title
6
      author {
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        name
8
      }
9
    }
10
  }
11
}

The query to run against the GraphQL datastore.

Result

{
  "data": {
    "users": [
      {
        "name": "Alice",
        "posts": [
          {
            "title": "Hello GraphQL",
            "author": {
              "name": "Alice"
            }
          }
        ]
      },
      {
        "name": "Bob",
        "posts": []
      }
    ]
  }
}1
{
2
  "data": {
3
    "users": [
4
      {
5
        "name": "Alice",
6
        "posts": [
7
          {
8
            "title": "Hello GraphQL",
9
            "author": {
10
              "name": "Alice"
11
            }
12
          }
13
        ]
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      },
15
      {
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        "name": "Bob",
17
        "posts": []
18
      }
19
    ]
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  }
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}

The result of query evaluation.