daniel-adam-tfs commented on PR #477:
URL: https://github.com/apache/arrow-go/pull/477#issuecomment-3195808226
I've attached benchmarks for the commits from my machine:
```
% benchstat BenchmarkInt32Column.18-4-base.txt
BenchmarkInt32Column.18-4-commit7.txt
goos: darwin
goarch: amd64
pkg: github.com/apache/arrow-go/v18/parquet/file
cpu: Intel(R) Core(TM) i5-1038NG7 CPU @ 2.00GHz
│ BenchmarkInt32Column.18-4-base.txt │
BenchmarkInt32Column.18-4-commit7.txt │
│ sec/op │ sec/op vs
base │
ReadInt32Column-8 6.024m ± 2% 3.329m ± 3%
-44.74% (p=0.000 n=8)
│ BenchmarkInt32Column.18-4-base.txt │
BenchmarkInt32Column.18-4-commit7.txt │
│ B/op │ B/op vs
base │
ReadInt32Column-8 1300.8Ki ± 0% 292.0Ki ± 0%
-77.55% (p=0.000 n=8)
│ BenchmarkInt32Column.18-4-base.txt │
BenchmarkInt32Column.18-4-commit7.txt │
│ allocs/op │ allocs/op vs
base │
ReadInt32Column-8 71046.0 ± 0% 562.0 ± 0%
-99.21% (p=0.000 n=8)
```
[BenchmarkInt32Column.18-4-base.txt](https://github.com/user-attachments/files/21831684/BenchmarkInt32Column.18-4-base.txt)
[BenchmarkInt32Column.18-4-commit3.txt](https://github.com/user-attachments/files/21831685/BenchmarkInt32Column.18-4-commit3.txt)
[BenchmarkInt32Column.18-4-commit4.txt](https://github.com/user-attachments/files/21831686/BenchmarkInt32Column.18-4-commit4.txt)
[BenchmarkInt32Column.18-4-commit5.txt](https://github.com/user-attachments/files/21831687/BenchmarkInt32Column.18-4-commit5.txt)
[BenchmarkInt32Column.18-4-commit6.txt](https://github.com/user-attachments/files/21831688/BenchmarkInt32Column.18-4-commit6.txt)
[BenchmarkInt32Column.18-4-commit7.txt](https://github.com/user-attachments/files/21831689/BenchmarkInt32Column.18-4-commit7.txt)
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