Bring Bulk insert into the ORM era modern application increasingly drifting toward Object Relational Mapping ( ORM ). but ORMs does not designed for bulk Insert operations, there were a few community solution, including this one, which deal with the issue, those solution are using the old ugly DataTable , which means ugly mapping from DTO to DataTable ( and potential memory leak if the DataTable does not disposed ). this post will suggest alternative solution which will use relative small...