Change function applied to series:
There are multiple mathematical function which can be applied to different data types like integer, string, date time etc. These functions changes according to the data type of the columns selected.
If the data type is ‘String’ i.e., ‘S’ then there are functions like Count All, Count Unique and Expression.
If the data type is ‘Integer’ i.e., ‘I’ then there are functions like Count All, Count Unique and Expression.
If the data type is ‘DateTimestamp’ i.e., ‘DT’ then there are functions like Count All, Count Unique and Expression, Extract Date, Proressive Dates.