gripleaf commented on PR #212:
URL: https://github.com/apache/paimon-cpp/pull/212#issuecomment-5339821735

   > Thank you for the contribution! I reviewed the code, and the overall 
design looks fine to me. While I’d like to better understand the practical 
benefit of this PR in production. For example, in a scenario where we scan 1k 
manifests and query a specific bucket, roughly how much scan latency reduction 
can we expect?
   
   <img width="2358" height="1472" alt="image" 
src="https://github.com/user-attachments/assets/e25de7d1-f75c-4b21-a6ab-973f3c9b2f5d";
 />
   This optimization mainly improves cold-start performance. In our case, we 
have around 16k buckets, but only need the manifest for a single bucket. The 
latency improvement is roughly comparable to the difference between P99 Phase 1 
and Current Phase 2 in the figure, which represents about a 60% reduction in 
latency.
   
   
   
   


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