lidavidm commented on pull request #10664:
URL: https://github.com/apache/arrow/pull/10664#issuecomment-875067173
This got stuck while I was testing it (I'll try to get a backtrace shortly).
But performance indeed seems to be on par with before.
<details>
4.0.1:
```
"iterations": 10,
"max": "10.501172",
"mean": "9.783475",
"median": "9.783779",
"min": "9.203580",
"q1": "9.451842",
"q3": "10.074056",
```
5.0.0 master
```
"iterations": 10,
"max": "12.266335",
"mean": "10.373638",
"median": "10.223064",
"min": "9.785621",
"q1": "10.084575",
"q3": "10.322508",
```
Count rows, no filter, 10 iterations:
```
Min: 0.39461345200015785 s
Median: 0.420534689500073 s
Mean: 0.4404416943999422 s
Max: 0.5733599779996439 s
```
This PR
```
"iterations": 10,
"max": "11.053488",
"mean": "10.406635",
"median": "10.273359",
"min": "9.980684",
"q1": "10.145428",
"q3": "10.701346",
```
Count rows, no filter, 10 iterations:
```
Min: 0.3555871419994219 s
Median: 0.38891541300017707 s
Mean: 0.4031996126002014 s
Max: 0.5227700120003647 s
```
(It got stuck when a filter was applied)
<details>
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