@requires & @external

9. @requires & @external

Using `@requires` and `@external`

Use the schema below to answer the following questions.

Shipping subgraph

# Shiping subgraph
type Product @key(fields: "id") {
  id: ID!
  size: Int @external
  weight: Int @external
  shippingEstimate: String @requires(fields: "size weight")
}

Which of the following statements are correct? (Select all that apply)

shippingEstimate needs two fields that are defined in a different subgraph.shippingEstimate should be tagged with @externalWe don't need to define the the id field in the schema.size can be resolved by the shipping subgraph.weight cannot be resolved by the shipping subgraph.

True or False: You can define more than one field in the @requires directive.

FalseTrue

Share your questions and comments about this lesson

Your feedback helps us improve! If you're stuck or confused, let us know and we'll help you out. All comments are public and must follow the Apollo Code of Conduct. Note that comments that have been resolved or addressed may be removed.

You'll need a GitHub account to post below. Don't have one? Post in our Odyssey forum instead.