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StdAfx.hÖУº

#import "C:\program files\common files\System\ado\msado15.dll" no_namespace rename("EOF","adoEOF")

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        if(!AfxOleInit())//Õâ¾ÍÊdzõʼ»¯COM¿â
{
AfxMessageBox("OLE³õʼ»¯³ö´í!");
return FALSE;
}


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m_pConnection.CreateInstance(_uuidof(_Connection));
try               
{
// ´ò¿ª±¾µØAccess¿âTESS.accdb
m_pConnection->Open("Provider=Microsoft.ACE.OLEDB.12.0;Data Source=TESS.accdb;Persist Security Info=False",
"","",adModeUnknown);
}
catch(_com_error e)
{
AfxMessageBox("Êý¾Ý¿âÁ¬½Óʧ°Ü£¬È·ÈÏÊý¾Ý¿âTESS.accdbÊÇ·ñÔÚµ±Ç°Â·¾¶ÏÂ!");
AfxMessageBox(e.ErrorMessage());
}


´íÎó£º Invalid pointer


m_pConnection Öµ {0x00000000}
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AfxMessageBox("Êý¾Ý¿âÁ¬½Óʧ°Ü£¬È·ÈÏÊý¾Ý¿âTESS.accdbÊÇ·ñÔÚµ±Ç°Â·¾¶ÏÂ!");
AfxMessageBox(e.ErrorMessage());

´íÎó£º Invalid pointer



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