[Solved] What will be the result of this query?query { user { id name age } }If the server has a user with id=1, name='Anna', and age=30? | GraphQL

GraphQL - Basics and Philosophy

What will be the result of this query?

query { user { id name age } }

If the server has a user with id=1, name='Anna', and age=30?

A{"data": {"user": {"id": 1, "name": "Anna"}}}

B{"data": {"user": null}}

C{"error": "Field age not found"}

D{"data": {"user": {"id": 1, "name": "Anna", "age": 30}}}

Step-by-Step Solution

Solution:

Step 1: Check requested fields and server data
The query requests id, name, and age. The server has all these fields for the user.
Step 2: Predict the server response format
The server returns a JSON object with data matching the query fields and values.
Final Answer:
{"data": {"user": {"id": 1, "name": "Anna", "age": 30}}} -> Option D
Quick Check:
Query fields match response fields [OK]

Quick Trick: Response JSON matches query fields exactly [OK]

Common Mistakes:

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