Hi, I have 3 data frame with not same items inside labled values i mean : data frame 1 collabled a b c
dataframe2
collabled
a
w
z
when i enode the first data fram i get
collabled a b c
a 1 0 0
b 0 1 0
c 0 0 1
df2
collabled a w z
a 1 0 0
w 0 1 0
z 0 0 1
i want add
b and c with values 0 to df1
w and z with values 0 to df2
but onehotencoder inside spark use sparsvector.
How i can add columns like expected without breaking normal behivor of
onehotenoder ?
