Add UnionArray compute functions#8884
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CodSpeed HQ / CodSpeed Performance Analysis
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Jul 21, 2026
Performance Regression: -14.37%
⚡ 1 improved benchmark
❌ 2 regressed benchmarks
✅ 1844 untouched benchmarks
⏩ 46 skipped benchmarks1
Warning
Please fix the performance issues or acknowledge them on CodSpeed.
Performance Changes
| Mode | Benchmark | BASE |
HEAD |
Efficiency | |
|---|---|---|---|---|---|
| ❌ | Simulation | copy_nullable[65536] |
579.1 µs | 1,033.3 µs | -43.96% |
| ❌ | Simulation | copy_non_nullable[65536] |
799.4 µs | 913.8 µs | -12.52% |
| ⚡ | Simulation | decode_varbin[(1000, 8)] |
34.3 µs | 26.8 µs | +28.06% |
Tip
Investigate this regression by commenting @codspeedbot fix this regression on this PR, or directly use the CodSpeed MCP with your agent.
Comparing ct/union-array-compute (ab33ec0) with ct/union-array (772b738)
Footnotes
-
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. ↩
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