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void CDATABASE_ADO_TESTDlg::OnButton4() {	// TODO: Add your control notification handler code here	UpdateData(TRUE);	if(m_strID==0||m_strName=="")	{		AfxMessageBox("编号和姓名两者都不能为空!");		return;	}	_RecordsetPtr pRS;	if(FAILED(pRS.CreateInstance("ADODB.Recordset")))	{		AfxMessageBox("Create Instance failed!");		return;	}	CString strSRC=GetConnStr();	CString strSQL;	strSQL.Format("select * from Student where StudentID=%d",m_strID);	if(FAILED(pRS->Open((_variant_t)strSQL,(_variant_t)strSRC,adOpenStatic,adLockOptimistic,adCmdText)))	{		AfxMessageBox("Can not open Database!");		pRS.Release();		return;	}	if(!pRS->GetrsEOF())	{		pRS->MoveLast();	}	pRS->AddNew();	pRS->PutCollect("Name",(_variant_t)m_strName);	pRS->PutCollect("Sex",(_variant_t)m_strSex);	pRS->PutCollect("Major",(_variant_t)m_strMajor);	pRS->PutCollect("StudentID",(_variant_t)(long)m_strID);	pRS->PutCollect("Age",(_variant_t)(long)m_iAge);	pRS->Update();	pRS.Release();}

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