Phase 06Caching as architecture309 of 434
Caching inside the application
Memoise an expensive computation, add a shared cache, and then break it deliberately with two instances and a stale write.
Build45 minAI pair
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This one runs on your machine rather than in the browser workbench. Work to the outcomes below, then come back and mark it complete.
You should now be able to
- Add a shared cache in front of an expensive query
- Measure hit rate rather than assume it
- Demonstrate a staleness bug and then fix it
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