Answers for "join columns dataframe"

combining 2 dataframes pandas

df_3 = pd.concat([df_1, df_2])

Posted by: Guest on May-13-2020

pandas left join

df.merge(df2, left_on = "doc_id", right_on = "doc_num", how = "left")

Posted by: Guest on November-26-2020

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

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