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import "c:\program files\common files\system\ado\msado15.dll" \
 no_namespace \
 rename ("EOF", "adoEOF")
_ConnectionPtr m_pConnection;
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void COHDCXDlg::ConnectDB()
{
  CoInitialize(NULL);
try
{
m_pConnection.CreateInstance(__uuidof(Connection));
  m_pConnection->Open("Provider=OraOLEDB.Oracle.1;Password=manager;User ID=system;Data Source=oradb;Persist Security Info=True","","",adModeUnknown); 
}
catch(_com_error e)
{
  CString errormessage;
  errormessage.Format("Êý¾Ý¿âÁ¬½Óʧ°Ü£¡\r\n´íÎóÐÅÏ¢£º%s", e.ErrorMessage());
  AfxMessageBox(errormessage);
}  
}
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m_pConnection->Open("Provider=OraOLEDB.Oracle.1;Password=manager;User ID=system;Data Source=oradb;Persist Security Info=True","","",adModeUnknown);



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