以下的程序是提交excel中的数据到sql数据库中,但是我点击提交时,不能读出的excel中的表的第一行数据,只能够读出后面的数据;
当我向sql数据库中用update提交时,会出现“该行已经属于另一个表”的错误,而且数据也不能提交到数据库中,这是什么原因呢,望高手指教;
private void btnupload_Click(object sender, System.EventArgs e)
{
  OleDbConnection objConn=null;
  DataSet data=new DataSet();
  try
  {
    string strConn= "Provider=Microsoft.Jet.OleDb.4.0;datasource="+txtpath.Text+";Extended                                     Properties=Excel 8.0;";
    objConn=new OleDbConnection(strConn);
    objConn.Open();
    string strSql= "Select * From [Sheet1$]";
    OleDbCommand objCmd=new OleDbCommand(strSql,objConn);
    OleDbDataAdapter oleada=new OleDbDataAdapter(objCmd);
    oleada.Fill(data,"score");
    objConn.Close();
  }
  catch(Exception ex)
  { 
   objConn.Close();
   txtpath.Text=ex.Message;
  }
  try
  {
    string strconn="provider=SQLOLEDB;data source=192.168.0.90;initial catalog=Score;user                                        id=sa;password=;Trusted_Connection=Yes;";
    string strSQL="SELECT * FROM B013";
    OleDbConnection conn=new OleDbConnection(strconn);
    OleDbDataAdapter da=new OleDbDataAdapter(strSQL,conn);
    //OleDbCommandBuilder cb=new OleDbCommandBuilder(da);
    DataSet ds=new DataSet();
   conn.Open();
   da.Fill(ds,"oldscore");
   for(int i=1;i<data.Tables["score"].Rows.Count;i++)
   {
ds.Tables["oldscore"].Rows.Add(data.Tables["score"].Rows[i]);
   }
   DataGrid1.DataSource=ds;
   DataGrid1.DataBind();
  /*  OleDbTransaction txn=conn.BeginTransaction();
      da.UpdateCommand.Transaction=txn;
      da.InsertCommand.Transaction=txn;
      da.DeleteCommand.Transaction=txn;
      OleDbTransaction txn=conn.BeginTransaction();*/
  da.Update(ds,"oldscore");
  //txn.Commit();
  conn.Close();
  txtpath.Text="Upload Successful!";
 }
  catch(Exception exc)
  {
    txtpath.Text=exc.Message;
  }