LazyFrame.groupby

groupby

groupby(by: Union[str, list[str]]) -> LazyGrouppedFrame

Group the relation by one or more columns.

Parameters:

Name	Type	Description	Default
by	str | list[str]	The column(s) to group by.	required

Returns:

Name	Type	Description
LazyGrouppedFrame	LazyGrouppedFrame	A new LazyGrouppedFrame with the grouped data.