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Glossary: System Design Basics in C#

Idempotent

Also written: idempotency

Doing it twice has the same effect as doing it once. `GET`, `PUT` and `DELETE` are idempotent; `POST` creating an order is not, unless you add an idempotency key.

Where the book teaches it

Related terms

Idempotency keyIdempotent consumerRetry