Присоединяйтесь к пандам колонны
# df1 as main df and use the feild from df2 and map it into df1
df1.merge(df2,on='columnName',how='left')
Magnificent Moth
# df1 as main df and use the feild from df2 and map it into df1
df1.merge(df2,on='columnName',how='left')pd.merge(product,customer,how='inner',left_on=['Product_ID','Seller_City'],right_on=['Product_ID','City'])display('df1', 'df2', "pd.merge(df1, df2, on='employee')")