Entity references in GraphQL - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to query the name of a user by their ID.

GraphQL

query { user(id: [1]) { name } }

Drag options to blanks, or click blank then click option'

A123

B"123"

CuserId

Dname

Attempts:

3 left

💡 Hint

Common Mistakes

Using an unquoted number for the ID

Using a field name instead of a value

The user ID must be a string, so it needs quotes around it.

2fill in blank

medium

Complete the code to fetch the posts' titles for a user.

GraphQL

query { user(id: "1") { posts { [1] } } }

Drag options to blanks, or click blank then click option'

Adate

Bcontent

Ctitle

Dauthor

Attempts:

3 left

💡 Hint

Common Mistakes

Choosing content instead of title

Selecting author which is a nested object

We want to get the titles of the posts, so the field is title.

3fill in blank

hard

Fix the error in the query to get a user's email.

GraphQL

query { user(id: "2") { [1] } }

Drag options to blanks, or click blank then click option'

Aemail

Bcontact

Cmail

DemailAddress

Attempts:

3 left

💡 Hint

Common Mistakes

Using emailAddress which is not defined

Using mail or contact which are incorrect

The correct field for the user's email is email.

4fill in blank

hard

Fill both blanks to query a user's posts with their titles and dates.

GraphQL

query { user(id: "3") { posts { [1] [2] } } }

Drag options to blanks, or click blank then click option'

Atitle

Bcontent

Cdate

Dauthor

Attempts:

3 left

💡 Hint

Common Mistakes

Choosing content instead of date

Including author which is a nested object

We want the post's title and date fields.

5fill in blank

hard

Fill all three blanks to query a user's name, email, and their posts' titles.

GraphQL

query { user(id: "4") { [1] [2] posts { [3] } } }

Drag options to blanks, or click blank then click option'

Aname

Bemail

Ctitle

Dcontent

Attempts:

3 left

💡 Hint

Common Mistakes

Mixing up email and content fields

Forgetting to include the posts field

The user fields are name and email, and for posts, we want title.