bench: add zone map pruning benchmark

[robert3005]

Measures ZoneMap::prune end-to-end for the overhead beyond expression
rewriting

Signed-off-by: Robert Kruszewski robert@spiraldb.com

[codspeed-hq]

Merging this PR will degrade performance by 10.98%

⚠️ Unknown Walltime execution environment detected

Using the Walltime instrument on standard Hosted Runners will lead to inconsistent data.

For the most accurate results, we recommend using CodSpeed Macro Runners: bare-metal machines fine-tuned for performance measurement consistency.

❌ 2 regressed benchmarks
✅ 2041 untouched benchmarks
🆕 15 new benchmarks
⏩ 46 skipped benchmarks¹

Warning

Please fix the performance issues or acknowledge them on CodSpeed.

Performance Changes

	Mode	Benchmark	BASE	HEAD	Efficiency
❌	Simulation	compress_fsst[(1000, 64, 8)]	1 ms	1.2 ms	-11.38%
❌	Simulation	compress_fsst[(10000, 64, 4)]	8.6 ms	9.7 ms	-10.58%
🆕	Simulation	float_gt[1024]	N/A	326.4 µs	N/A
🆕	Simulation	float_gt[16]	N/A	295 µs	N/A
🆕	Simulation	int_gt[1024]	N/A	124.4 µs	N/A
🆕	Simulation	int_gt[16]	N/A	115.9 µs	N/A
🆕	Simulation	is_not_null_pred[1024]	N/A	248.9 µs	N/A
🆕	Simulation	is_not_null_pred[16]	N/A	231.9 µs	N/A
🆕	Simulation	missing_stats[1024]	N/A	91.6 µs	N/A
🆕	Simulation	missing_stats[16]	N/A	89.8 µs	N/A
🆕	Simulation	or_chain[1024]	N/A	1.6 ms	N/A
🆕	Simulation	or_chain[16]	N/A	1.5 ms	N/A
🆕	Simulation	float_gt[8192]	N/A	521.9 µs	N/A
🆕	Simulation	int_gt[8192]	N/A	166.6 µs	N/A
🆕	Simulation	is_not_null_pred[8192]	N/A	493 µs	N/A
🆕	Simulation	missing_stats[8192]	N/A	91.4 µs	N/A
🆕	Simulation	or_chain[8192]	N/A	2.3 ms	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 rk/zone-map-prune-bench (802ceb7) with develop (d0f29f8)}

Footnotes

1. 46 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. ↩