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#import "C:\\Program Files\\Common Files\\System\\ado\\msado15.dll" no_namespace      rename("EOF","adoEOF")rename("BOF","adoBOF")
 
//³öÏÖmsado15.dll ±íʾµ¼Èë³É¹¦
 
 
 
 
 
 
3:ÔÚBOOL  CXXXApp::InitInstance()Öгõʼ»¯COM»·¾³
BOOL CXXXApp::InitInstance()
{
       AfxEnableControlContainer();
    ::CoInitialize(NULL);  
    …….
    ÊÍ·ÅCOM»·¾³
    ::CoUninitialize();
    return FALSE;
}
  
 
 
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   void CXXXApp::InitADOConn()
{
          //ÓÃÓÚÈ«¾Ö±äÁ¿µ÷ÓÃÁ¬½ÓÊý¾Ý¿â
      
          HRESULT hr;    //·µ»Ø¼´½á¹û±äÁ¿
          try
          {
               hr=m_pConnection.CreateInstance("ADODB.Connection"); //³õʼ»¯Á¬½Ó×Ö·û¼¯
             
              if(SUCCEEDED(hr))
                 {
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RETURN NUMBER
IS
ntmp NUMBER;
BEGIN
ntmp := inp;
RETURN ntmp;
END ntfuc;
/
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DECLARE
rcn NUMBER;
BEGIN
rcn := ntfunc(1);
END;
/ ......

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