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try
 {
 #pragma region [ɾµôÀϵÄÊÓͼ]
  csSqlText.Format("SELECT COUNT(*) AS ÊÓͼ¼ÆÊý from SYS.ALL_VIEWS WHERE VIEW_NAME='%s';",csViewName);
  if (!dbcontroler.Connect_to((_bstr_t)m_csOracleConnectionText))  return;
  if (!dbcontroler.OpenRecordSet(csSqlText))  return;
  if ( dbcontroler.p_RecordSet->ADOEOF)   return;
  dbcontroler.p_RecordSet->MoveFirst();
  iViewCounter = dbcontroler.p_RecordSet->GetCollect("ÊÓͼ¼ÆÊý");
  if (iViewCounter > 0)
  {
   csSqlText.Format("DROP VIEW %s",csViewName);
   dbcontroler.UpDataDB(csSqlText);
  }
  dbcontroler.p_RecordSet->Close();
  dbcontroler.p_Connection->Close();
 }
 catch(_com_error e)
 {
  CString errorString;
  errorString.Format(_T("´ò¿ªÊý¾Ý¿â±í·¢ÉùÒì³£ £¬´íÎóÐÅÏ¢£º%s"),e.ErrorMessage());
  AfxMessageBox(errorString);
  return ;
 }
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