UBarney commented on PR #16443:
URL: https://github.com/apache/datafusion/pull/16443#issuecomment-2994063902
> * `apply_join_filter_to_indices` Showed a reduction in execution time
(sample count reduced from 528million to 241million).
The benchmark results indicate that restricting the row count of
`intermediate_batch` in `apply_join_filter_to_indices` indeed enhances
performance.
```
Benchmarking nlj/filter/batch_size==8192: Collecting 100 samples in
estimated 156.94 s (30
nlj/filter/batch_size==8192
time: [487.31 ms 488.41 ms 489.68 ms]
Found 6 outliers among 100 measurements (6.00%)
1 (1.00%) low mild
1 (1.00%) high mild
4 (4.00%) high severe
Benchmarking nlj/filter/batch_size==8192*8192: Collecting 100 samples in
estimated 126.81
nlj/filter/batch_size==8192*8192
time: [658.42 ms 659.90 ms 661.49 ms]
Found 3 outliers among 100 measurements (3.00%)
3 (3.00%) high mild
```
https://gist.github.com/UBarney/23fdb597f43bfcffe4f781fb6b99e579
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