Spring Boot - Caching
You want to cache results of a method that returns user profiles but profiles update often. How can you still benefit from caching?
You want to cache results of a method that returns user profiles but profiles update often. How can you still benefit from caching?
hard📝 Application Q8 of 15
Step-by-Step Solution
Solution:
Step 1: Consider caching with frequent updates
Short cache expiration allows reuse of data briefly, then refreshes to keep data fresh.Step 2: Reject unsuitable options
Indefinite caching causes stale data; disabling caching loses benefits; caching parameters alone does not help.Final Answer:
Use cache with a short expiration time to refresh data regularly -> Option BQuick Check:
Short expiration balances freshness and speed [OK]
Quick Trick: Set short cache expiry for frequently changing data [OK]
Common Mistakes:
- Caching data forever causing stale info
- Disabling caching loses performance gains
- Caching only parameters instead of results
Master "Caching" in Spring Boot
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