Displaying 1 result from an estimated 1 matches for "c_we_conversion".
2008 Oct 02
1
Help with aggregation
...the
dataframe,
I want to take the max value of a user, and then apply this max value back
against all id's that match (i.e a one to many matching)
Can anyone offer any advice? is there a better way of doing this?
Dummy data and code are listed below:-
dataset is called Mcookie
user_id c_we_conversion
1 1
1 0
1 0
2 1
2 1
3 0
3 0
new data
user_id c_we_conversion c_we_conversion
1 1...