Glossary

Fan-out

Pushing one event to many recipients (e.g. a tweet into every follower's feed).

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Definition

Pushing one event to many recipients (e.g. a tweet into every follower's feed).

How it works

Fan-out-on-write = fast reads, costly writes; fan-out-on-read = the reverse. Hybrid handles celebrities.

Common questions

What is Fan-out?

Pushing one event to many recipients (e.g. a tweet into every follower's feed).

How does Fan-out work?

Fan-out-on-write = fast reads, costly writes; fan-out-on-read = the reverse. Hybrid handles celebrities.

What is Fan-out used for in system design?

Fan-out-on-write = fast reads, costly writes; fan-out-on-read = the reverse. Hybrid handles celebrities.

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