Group-by sum
database · aggregation
Group a list of key/value pairs by key and sum the values.
🏆 Winner
pypy3-system with a warm median of 0.1636 ms — 1.98x faster than cpython-system (49.5% quicker)
Adapter Comparison
Latest Results by Adapter
| Adapter | Warm median ms | Warm mean ms | Cold median ms | Success |
|---|---|---|---|---|
| pypy3-system 🏆 | 0.1636 | 0.1597 | 4.7979 | 100% |
| cpython-system | 0.3237 | 0.3248 | 0.3592 | 100% |
| codon-system | 1.2406 | 1.2331 | 1.0059 | 100% |
| pyvorin-project-venv | 4.2605 | 4.2490 | 18.6850 | 100% |
| graalpy-system | 4.4490 | 4.4792 | 5.7675 | 100% |
Trend Series
Recent Snapshots
| Recorded at | Adapter | Parameter set | Warm median ms | Success rate |
|---|---|---|---|---|
| 2026-07-19 12:39:15.273962 | pyvorin-project-venv | small | 4.2605 | 100% |
| 2026-07-19 12:34:20.479788 | pypy3-system | small | 0.1636 | 100% |
| 2026-07-19 12:33:39.059879 | graalpy-system | small | 4.4490 | 100% |
| 2026-07-19 12:30:56.391955 | cpython-system | small | 0.3237 | 100% |
| 2026-07-19 12:29:37.985604 | codon-system | small | 1.2406 | 100% |
| 2026-07-19 09:17:44.651212 | pyvorin-project-venv | small | 4.3906 | 100% |
| 2026-07-19 09:12:59.178153 | pypy3-system | small | 0.1659 | 100% |
| 2026-07-19 09:12:18.876629 | graalpy-system | small | 3.9661 | 100% |
| 2026-07-19 09:08:40.827573 | cpython-system | small | 0.3295 | 100% |
| 2026-07-19 09:05:33.065511 | pypy3-system | small | 0.1962 | 100% |
| 2026-07-19 09:04:52.009338 | graalpy-system | small | 3.5160 | 100% |
| 2026-07-19 09:02:15.130477 | cpython-system | small | 0.3407 | 100% |
| 2026-07-19 09:00:48.973816 | codon-system | small | 0.0000 | 0% |
| 2026-07-19 08:03:32.964068 | pyvorin-project-venv | small | 4.2740 | 100% |
| 2026-07-19 07:56:44.475292 | cpython-system | small | 0.3180 | 100% |