[BUG] groupby().sum() 将 uint64 输入更改为 int64
作者: kafkaphoenix创建于 2026年9月8日更新于 2026年9月17日
标签bug? - Needs Triage
Describe the bug
groupby().sum() changes a uint64 input column to int64.
The input column remains uint64, but the result of the groupby aggregation is int64. This causes an unexpected dtype change and can result in schema mismatches when the aggregated result is expected to remain unsigned.
内容来源: rapidsai/cudf