GraphQL - Resolvers
You want your resolver to return only the fields requested by the client to save resources. Which approach using the
info argument is best?You want your resolver to return only the fields requested by the client to save resources. Which approach using the info argument is best?
hard📝 Application Q15 of 15
Step-by-Step Solution
Solution:
Step 1: Understand the goal
The goal is to fetch only requested fields to save resources.Step 2: Use
infoto get requested fieldsinfo.fieldNodesprovides the exact fields the client asked for, so you can fetch only those.Step 3: Compare options
Useinfo.fieldNodesto find requested fields and fetch only those from the database. usesinfocorrectly. Options B, C, and D either waste resources or guess incorrectly.Final Answer:
Useinfo.fieldNodesto find requested fields and fetch only those from the database. -> Option DQuick Check:
Use info to fetch requested fields only [OK]
Quick Trick: Fetch only requested fields using info to save resources [OK]
Common Mistakes:
- Fetching all data regardless of request
- Using args instead of info for fields
- Filtering after fetching all data
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