grouped(by:)
Creates a grouping of rows that the method selects by choosing unique values in a column.
Declaration
func grouped(by columnName: String) -> any RowGroupingProtocolParameters
- columnName:
The name of a column.
Creates a grouping of rows that the method selects by choosing unique values in a column.
func grouped(by columnName: String) -> any RowGroupingProtocolThe name of a column.