browser url (will open the graphql studio) - 
http://localhost:3005/graphql

query -
#1 - get all users
query GetAll {
  getAll {
    id
    name
    email
    age
  }
}

#2 - get user by id
query Find {
  find(id: 1) {
    id
    name
    email
    age
  }
}

mutation -
#1 - create a user
mutation Create {
  create(name: "jane shaw", email: "jane.shaw@example.com", age: 31) {
    status
  }
}

#2 - delete a user
mutation Delete {
  delete(id: 1) {
    status
  }
}

#3 - delete all users
mutation DeleteAll {
  deleteAll {
    status
  }
}
