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/*
*¶ÁÈ¡AccessÊý¾Ý¿âÖеÄÊý¾Ý
*/
void CMFCSQLDlg::OnButton1()
{
CoInitialize(NULL);
       _ConnectionPtr  m_pAppConn;
       HRESULT hResult;
 
     try
        {
                hResult = m_pAppConn.CreateInstance(("ADODB.Connection"));///´´½¨Connection¶ÔÏó
                if(SUCCEEDED(hResult))
                {
                 m_pAppConn->Open("Provider=Microsoft.Jet.OLEDB.4.0 ;Data Source = .\\DataBase\\aa.mdb", "","",adModeUnknown);
                }
              _CommandPtr m_pCommand;
              _RecordsetPtr m_pRecordset;
              m_pCommand.CreateInstance("ADODB.Command");
 
              _variant_t vNULL;
              vNULL.vt = VT_ERROR;
              vNULL.scode = DISP_E_PARAMNOTFOUND;///¶¨ÒåΪÎÞ²ÎÊý
              m_pCommand->ActiveConnection = m_pAppConn;///·Ç³£¹Ø¼üµÄÒ»¾ä£¬½«½¨Á¢µÄÁ¬½Ó¸³Öµ¸øËü
              m_pCommand->CommandText = "SELECT * from myself";///ÃüÁî×Ö´®
      &nb


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