Answers for "dataframes join"

4

pandas left join

df.merge(df2, left_on = "doc_id", right_on = "doc_num", how = "left")
Posted by: Guest on November-26-2020
5

joins in pandas

pd.merge(product,customer,left_on='Product_name',right_on='Purchased_Product')
Posted by: Guest on May-31-2020
1

merge two columns name in one header pandas

df['A'] = df[a_cols].apply(' '.join, axis=1)
Posted by: Guest on August-17-2020

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