In December 2019 my InfoWorld colleague Sharon Machlis wrote an article called “How to merge data in R using R merge, dplyr, or data.table.”Sharon is a whiz at R programming, and analytics in ...

mergeddf = df.merge(df2, how='left', on='Keyword') One added advantage of performing a merge over a VLOOKUP, is that you don’t have to have the shared data in the first column of the second ...