Idempotency
/aɪˈdempətənsi/
Definition
A property where applying the same operation multiple times produces the same result as applying it once.
Example in context
"Our DELETE endpoint is idempotent — deleting a non-existent resource returns 404 but creates no side effects."
Related terms
Practice this term
Master Idempotency in context by working through exercises in the API Design module. You'll see the term used in real engineering scenarios with multiple-choice, fill-in-the-blank, and matching drills.