Contents

RowGrouping

A collection of row selections that have the same value in a column.

Declaration

struct RowGrouping<GroupingKey> where GroupingKey : Hashable

Topics

Creating a Row Grouping

Inspecting a Row Grouping

Transforming a Row Grouping

mapGroups(_:)

Splitting a Row Grouping

randomSplit(by:seed:)

Aggregating a Row Grouping

Flattening a Row Grouping

ungrouped()

Summarizing a Row Grouping

Describing a Row Grouping

description

Subscripts

subscript(_:)

Default Implementations

See Also

Grouping Rows