Ravi Sir's Cards › AWS
DAX after keys
This revision card explains DAX after keys. It starts from the need that cache on a hot PK stampsedes on miss. It describes fix Query shapes first; then consider DAX for hot Gets. The how-to section notes prove Get/Query , then estimate QPS , then pick tool , then plan miss. An example on the card is carlos Rivera caches avatars; wallet stays direct.
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What this card says
Why do we need it?
Cache on a hot PK stampsedes on miss.
What is it?
Fix Query shapes first; then consider DAX for hot Gets.
DAX
How to do it
Prove Get/Query → estimate QPS → pick tool → plan miss.
Example
Carlos Rivera caches avatars; wallet stays direct.