BackendPerformance, Caching
KW-0009Caching
Concept
Meaning
storing frequently accessed data temporarily to avoid repeated expensive operations like database queries or API calls
Example
“Cache product list API response so repeated page visits don’t hit the database every time”
Reference
Used for performance optimization; risk: stale data if not invalidated properly. Often discussed as “let’s cache this endpoint”
Related
memory cacherediscache layeroptimization