Partition keys and processing order

Coming soon — this article is being prepared. Below are its question, intended outcome, and place in the story.

The question

How can you scope message-ordering guarantees to a chosen key?

What we will work through

Scope message-ordering guarantees to a chosen key.

Before you begin

Previously covered: At-most-once and at-least-once in one scenario.

• At-most-once and at-least-once in one scenario