Find complement of a data frame (anti - join)

Question

I have two data frames(df and df1). df1 is subset of df. I want to get a data frame which is complement of df1 in df, i.e. return rows of the first data set which are not ma

Answer 1

dplyr also has setdiff() which will get you the

setdiff(bigFrame, smallFrame) gets you the extra records in the first table.

so for the OP's example the code would read setdiff(df, df1)

dplyr has a lot of great functionality: for a quick easy guide see here.