RowFn framework and machinery

[connortsui20]

Tracking Issues: #9129, #9130

Adds the RowFn API, its private batch executor, and focused executor benchmarks.

TODO

[codspeed-hq]

Merging this PR will regress 1 benchmark

⚡ 2 improved benchmarks
❌ 1 regressed benchmark
✅ 1941 untouched benchmarks
🆕 16 new benchmarks
⏩ 85 skipped benchmarks¹

Warning

Please fix the performance issues or acknowledge them on CodSpeed.

Performance Changes

	Mode	Benchmark	BASE	HEAD	Efficiency
❌	Simulation	decompress[u64, (1000, 16)]	64 µs	72.1 µs	-11.27%
⚡	Simulation	compact[(4096, 90)]	2 µs	1.8 µs	+11.17%
⚡	Simulation	compact[(16384, 90)]	2.1 µs	1.9 µs	+10.35%
🆕	Simulation	handrolled_sink_wrapping_add	N/A	1.7 ms	N/A
🆕	Simulation	row_checked_add	N/A	2.1 ms	N/A
🆕	Simulation	row_checked_add_constant	N/A	1.6 ms	N/A
🆕	Simulation	row_checked_add_nullable	N/A	2.1 ms	N/A
🆕	Simulation	row_sink_wrapping_add	N/A	2.8 ms	N/A
🆕	Simulation	row_wrapping_add	N/A	1.8 ms	N/A
🆕	Simulation	row_wrapping_add_constant	N/A	1.2 ms	N/A
🆕	Simulation	row_wrapping_add_nullable	N/A	1.8 ms	N/A
🆕	Simulation	eager_chain[1048576]	N/A	25.2 ms	N/A
🆕	Simulation	eager_chain[65536]	N/A	1.9 ms	N/A
🆕	Simulation	eager[1048576]	N/A	9.3 ms	N/A
🆕	Simulation	eager[65536]	N/A	660.8 µs	N/A
🆕	Simulation	lazy_chain[1048576]	N/A	20.5 ms	N/A
🆕	Simulation	lazy_chain[65536]	N/A	1.3 ms	N/A
🆕	Simulation	lazy[1048576]	N/A	9.2 ms	N/A
🆕	Simulation	lazy[65536]	N/A	650.5 µs	N/A

Tip

Investigate this regression by commenting @codspeedbot fix this regression on this PR, or directly use the CodSpeed MCP with your agent.

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_{Comparing ct/row-fn-api (84837ad) with develop (17b190b)}

Footnotes

1. 85 benchmarks were skipped, so the baseline results were used instead. If they were deleted from the codebase, click here and archive them to remove them from the performance reports. ↩