alamb commented on PR #9121:
URL: https://github.com/apache/arrow-rs/pull/9121#issuecomment-3744017662
🤔 looks like this maybe made things slower -- will investigate
```
group
alamb_less_parquet_view_allocations main
-----
----------------------------------- ----
arrow_array_reader/BinaryViewArray/dictionary encoded, mandatory, no NULLs
1.00 247.2±3.07µs ? ?/sec 1.05
259.0±3.79µs ? ?/sec
arrow_array_reader/BinaryViewArray/dictionary encoded, optional, half NULLs
1.08 248.4±3.81µs ? ?/sec 1.00
229.5±2.43µs ? ?/sec
arrow_array_reader/BinaryViewArray/dictionary encoded, optional, no NULLs
1.00 256.8±5.74µs ? ?/sec 1.00
256.0±3.58µs ? ?/sec
arrow_array_reader/BinaryViewArray/plain encoded, mandatory, no NULLs
1.27 370.5±3.94µs ? ?/sec 1.00
292.5±1.63µs ? ?/sec
arrow_array_reader/BinaryViewArray/plain encoded, mandatory, no NULLs, short
string 1.13 345.4±3.14µs ? ?/sec 1.00
305.8±1.22µs ? ?/sec
arrow_array_reader/BinaryViewArray/plain encoded, optional, half NULLs
1.20 319.2±7.52µs ? ?/sec 1.00
265.4±1.64µs ? ?/sec
arrow_array_reader/BinaryViewArray/plain encoded, optional, no NULLs
1.25 378.6±4.48µs ? ?/sec 1.00
301.7±5.25µs ? ?/sec
...
arrow_array_reader/StringViewArray/dictionary encoded, mandatory, no NULLs
1.00 252.8±3.56µs ? ?/sec 1.03
261.6±5.36µs ? ?/sec
arrow_array_reader/StringViewArray/dictionary encoded, optional, half NULLs
1.09 251.1±2.55µs ? ?/sec 1.00
229.8±1.92µs ? ?/sec
arrow_array_reader/StringViewArray/dictionary encoded, optional, no NULLs
1.00 256.7±3.02µs ? ?/sec 1.00
256.1±2.58µs ? ?/sec
arrow_array_reader/StringViewArray/plain encoded, mandatory, no NULLs
1.13 500.0±7.89µs ? ?/sec 1.00
444.1±2.78µs ? ?/sec
arrow_array_reader/StringViewArray/plain encoded, optional, half NULLs
1.15 386.8±22.22µs ? ?/sec 1.00
337.2±3.66µs ? ?/sec
arrow_array_reader/StringViewArray/plain encoded, optional, no NULLs
1.12 508.2±8.79µs ? ?/sec 1.00
453.9±10.55µs ? ?/sec
```
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