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DuckDB v1.5 variegata #5901

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CodSpeed HQ / CodSpeed Performance Analysis failed Jan 19, 2026 in 0s

Performance Regression: -29.41%

⚡ 25 improved benchmarks
❌ 8 regressed benchmarks
✅ 1221 untouched benchmarks
⏩ 1254 skipped benchmarks1

⚠️ Please fix the performance issues or acknowledge them on CodSpeed.

Performance Changes

Mode Benchmark BASE HEAD Efficiency
⚡ Simulation decompress_bitpacking_late_filter[i32, 0.04] 356.6 µs 268 µs +33.04%
⚡ Simulation decompress_bitpacking_early_filter[i16, 0.04] 258.2 µs 215.2 µs +19.96%
⚡ Simulation decompress_bitpacking_late_filter[i32, 0.05] 375.4 µs 286.7 µs +30.94%
⚡ Simulation decompress_bitpacking_late_filter[i64, 0.0105] 501.6 µs 321.8 µs +55.88%
⚡ Simulation decompress_bitpacking_early_filter[i16, 0.05] 275.7 µs 232.7 µs +18.48%
⚡ Simulation decompress_bitpacking_late_filter[i64, 0.01] 500.9 µs 321.1 µs +56.01%
⚡ Simulation decompress_bitpacking_early_filter[i16, 0.03] 241.5 µs 198.6 µs +21.56%
⚡ Simulation decompress_bitpacking_late_filter[i64, 0.02] 522.2 µs 342.4 µs +52.53%
⚡ Simulation decompress_bitpacking_late_filter[i64, 0.03] 542.9 µs 363.1 µs +49.54%
⚡ Simulation decompress_bitpacking_late_filter[i64, 0.04] 563.7 µs 383.7 µs +46.92%
⚡ Simulation decompress_bitpacking_late_filter[i64, 0.05] 584.7 µs 404.6 µs +44.53%
❌ Simulation decompress_bitpacking_late_filter[i8, 0.005] 122.4 µs 142.1 µs -13.9%
❌ Simulation canonical_into_non_nullable[(10000, 10, 0.0)] 199.5 µs 282.7 µs -29.41%
❌ Simulation canonical_into_non_nullable[(10000, 10, 0.01)] 226.8 µs 310 µs -26.83%
❌ Simulation canonical_into_non_nullable[(10000, 10, 0.1)] 381.3 µs 464.5 µs -17.92%
⚡ Simulation decompress_bitpacking_late_filter[i16, 0.02] 218.1 µs 175.4 µs +24.36%
⚡ Simulation decompress_bitpacking_late_filter[i16, 0.03] 235.6 µs 192.8 µs +22.15%
⚡ Simulation decompress_bitpacking_late_filter[i16, 0.05] 270.3 µs 227.8 µs +18.67%
❌ Simulation canonical_into_nullable[(10000, 100, 0.0)] 4.3 ms 5.1 ms -15.84%
⚡ Simulation decompress_bitpacking_late_filter[i16, 0.01] 199.8 µs 157 µs +27.22%
... ... ... ... ... ...

ℹ️ Only the first 20 benchmarks are displayed. Go to the app to view all benchmarks.

Comparing duckdb/v1.5-variegata (f935e52) with develop (a635cc6)

Open in CodSpeed

Footnotes

  1. 1254 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. ↩

View more details on CodSpeed HQ