関連ワード:  append two dataframes pandas based on column    merge two dataframes pandas based on column    join two dataframes pandas based on column    join two dataframes pandas based on column with different names    merge two dataframes pandas based on column value    concat two dataframes pandas based on column    combine two dataframes pandas based on column    join two dataframes pandas based on column value    combine two dataframes pandas based on column value    merge two dataframes pandas based on column name  
結果 : append two dataframes pandas based on column