#include <iostream>
#include <stdio.h>
#include <ICRSINT.H>
#include <string.h>
#import "c:\Program Files\Common Files\System\ADO\msado15.dll" no_namespace rename("EOF", "adoEOF")
using namespace std;
int main()
{
CoInitialize(NULL);
_RecordsetPtr m_pRecordset("ADODB.Recordset");
_ConnectionPtr m_pConnection("ADODB.Connection");
_bstr_t bstrSQL("select * from Tstudent;");
m_pConnection.CreateInstance("ADODB.Connection");
_bstr_t strConnect= "Provider=SQLOLEDB;Server=localhost;Database=mydatabase;uid=sa; pwd=admin";
m_pConnection->Open(strConnect,"","",adModeUnknown);
if(m_pConnection==NULL)
printf("conn error");
printf("conn ok\n");
system("pause");
return 0;
}