resolvers.js

// app/data/resolvers.js

const resolvers = {
  Query: {
    ...
    async users() {
      const users = await User.all()
      return users.toJSON()
    },
    ...
  },
  User: {
    async group(user, _, { loaders: { user_group } }) {
      return user_group.load(user.group_id)
    },
    async personal_data(user, _, { loaders: { user_personal_data } }) {
      return user_personal_data.load(user.id)
    },
    async posts(user, _, { loaders: { user_posts } }) {
      return user_posts.load(user.id)
    }
  },
  ...
}

module.exports = resolvers