neilconway commented on PR #20553:
URL: https://github.com/apache/datafusion/pull/20553#issuecomment-3960666478
Benchmarks:
```
┌──────────────────┬──────────┬───────────┬─────────────┐
│ Benchmark │ Original │ Optimized │ Improvement │
├──────────────────┼──────────┼───────────┼─────────────┤
│ int64/5 │ 221.8 µs │ 94.0 µs │ -57.7% │
├──────────────────┼──────────┼───────────┼─────────────┤
│ int64/20 │ 544.7 µs │ 245.2 µs │ -55.2% │
├──────────────────┼──────────┼───────────┼─────────────┤
│ int64/100 │ 1972 µs │ 1009 µs │ -49.0% │
├──────────────────┼──────────┼───────────┼─────────────┤
│ string/5 │ 242.1 µs │ 63.9 µs │ -73.8% │
├──────────────────┼──────────┼───────────┼─────────────┤
│ string/20 │ 521.1 µs │ 133.6 µs │ -74.5% │
├──────────────────┼──────────┼───────────┼─────────────┤
│ string/100 │ 1773 µs │ 502.2 µs │ -71.7% │
├──────────────────┼──────────┼───────────┼─────────────┤
│ nested_int64/5 │ 197.0 µs │ 105.1 µs │ -46.5% │
├──────────────────┼──────────┼───────────┼─────────────┤
│ nested_int64/20 │ 468.9 µs │ 254.0 µs │ -45.8% │
├──────────────────┼──────────┼───────────┼─────────────┤
│ nested_int64/100 │ 1847 µs │ 1018 µs │ -45.1% │
└──────────────────┴──────────┴───────────┴─────────────┘
```
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