API Design · Middle · Question 56 of 75

What's a sensible default for unknown query parameters?

1Treat them as filters on any field
2Pass them straight into the database query
✓Correct answer: Reject them with 400 (or at least document that they're ignored), so typos like ?limt=10 don't silently do nothing

Explanation

Silent ignoring hides client bugs. Many guidelines prefer strict validation.

Further reading

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