cudf.DataFrame.join

DataFrame.join(other, on=None, how='left', lsuffix='', rsuffix='', sort=False)

Join columns with other DataFrame on index or on a key column.

Parameters

otherDataFrame

howstr

Only accepts “left”, “right”, “inner”, “outer”

lsuffix, rsuffixstr

The suffices to add to the left (lsuffix) and right (rsuffix) column names when avoiding conflicts.

sortbool

Set to True to ensure sorted ordering.

Returns

joinedDataFrame

Notes

Difference from pandas:

• other must be a single DataFrame for now.

• on is not supported yet due to lack of multi-index support.