swat.cas.table.CASColumn.nunique¶
-
CASColumn.
nunique
(self, dropna=True, casout=None)¶ Return number of unique elements in the CASColumn
- Returns
- int
If no By groups are specified.
- pandas.Series
If By groups are specified.
See also
- CASTable.nunique()
- pandas.Series.nunique()