GroupBy<TKey> 
GroupBy(DataFrame, Int32, IDictionary<TKey, ICollection<Int64>>)
Groupings- Count(String[])
- First(String[])
- Head(Int32)
- Max(String[])
- Mean(String[])
- Min(String[])
- Product(String[])
- Sum(String[])
- Tail(Int32)
net10.0
namespace Microsoft.Data.Analysis
{
public class GroupBy<TKey> : GroupBy
{
public GroupBy(DataFrame dataFrame, int groupByColumnIndex, IDictionary<TKey, ICollection<long>> keyToRowIndices);
}
}
| .NET | 8.09.010.0 |
|---|---|
Information specific to net10.0 | |
| Assembly | Microsoft.Data.Analysis , Version=1.0.0.0, PublicKeyToken=cc7b13ffcd2ddd51 |
| Referencing | Your project needs a package reference to |
| Package | Microsoft.Data.Analysis (0.23.0) net8.0 |
| Platform Restrictions | This API is supported on all platforms. |
- Built-in API
- Package-provided API