Dapper批量插入数据

SqlConnection conn = new SqlConnection(connString);
            conn.Open();
            SqlTransaction trans = conn.BeginTransaction();
            try
            {
                //插入操作
                conn.Execute(@"insert into News(ID,Sys_NavigationID,NewsId,Title,Author,Summary,...) 
                values(@ID,@Sys_NavigationID,@NewsId,@Title,@Author,...)", list, transaction: trans);
                trans.Commit();
            }catch(Exception e)
            {
                trans.Rollback();
            }
            conn.Close();