Answers for "merge 2 dataframes on 3 columns syntax python 3"

join on column pandas

# df1 as main df and use the feild from df2 and map it into df1

df1.merge(df2,on='columnName',how='left')

Posted by: Guest on May-15-2020

merge two columns name in one header pandas

df['A'] = df[a_cols].apply(' '.join, axis=1)

Posted by: Guest on August-17-2020

Code answers related to "merge 2 dataframes on 3 columns syntax python 3"