将DataGridView 中数据导入数据库（无视列名，表中任何数据）

public bool insertScoreToDB(string departmentName, int classId, DataGridView dgv)
        {
            //存储过程 proc_InsertScore (@TABLENAME VARCHAR(30),@ColumnNames varchar(300),@Values varchar(300))
           
            //获取全部列名
            string dgvHeadText = string.Empty ;
            for (int i = 0; i < dgv.Columns.Count; i++)
            {
                //跳过姓名列
                if (dgv.Columns[i].HeaderText == "姓名")
                    continue;
                dgvHeadText += dgv.Columns[i].HeaderText + ",";
            }

            //由于数据库内班级设定不能为空 故添加班级   反之若无任何数据 则

            //dgvHeadText = dgvHeadText.Remove(dgvHeadText.length-1)  扣除最后一个逗号 ‘，’
             dgvHeadText += "班级";
            using (SqlConnection conn = new SqlConnection(connString))
            {
                SqlCommand comm = new SqlCommand(dboOwner+".proc_InsertScore", conn);
                comm.CommandType = CommandType.StoredProcedure;
                conn.Open();
                comm.Parameters.Add("@TABLENAME", SqlDbType.VarChar);
                comm.Parameters.Add("@ColumnNames", SqlDbType.VarChar);
                comm.Parameters.Add("@Values", SqlDbType.VarChar);
               
                for (int i = 0; i < dgv.Rows.Count; i++)
                {
                    string values = string.Empty;
                    for (int j = 0; j < dgv.Columns.Count; j++)
                    {
                        //跳过姓名列（数据库内部不用姓名此行。。故跳过。。。。
                        if (dgv.Columns[j].HeaderText == "姓名")
                            continue;
                        values += dgv.Rows[i].Cells[j].Value+",";

                    }

                    //班级列数据添加 
                    values += classId;
                    comm.Parameters["@TABLENAME"].Value = departmentName + "成绩表";
                    comm.Parameters["@ColumnNames"].Value = dgvHeadText;
                    comm.Parameters["@Values"].Value = values;                   

                    comm.ExecuteNonQuery();

                }

                conn.Close();
                conn.Dispose();
                return true;
            }