为什么每次连接数据库时都是‘请检查资源配置’，用的是sql server2000

Question

• 初始化ADO链接... */ void CBookManageApp::InitAdo() { try { ::CoInitialize(NULL); CString AdoConString = "driver={SQL Server};SERVER=(LOCAL);UID=sa;PWD=;DATABASE=bookshop"; m_pCon.CreateInstance(_uuidof(Connection));
  m_pCon->ConnectionString = (_bstr_t)AdoConString; m_pCon->Open("","","",NULL); m_pCom.CreateInstance("ADODB.Command"); m_pRs.CreateInstance(_uuidof(Recordset));
  } catch(_com_error) {
  MessageBox(0,"请检查系统配置信息", "数据库连接失败",MB_OK);
  return; } catch(...) {
  AfxMessageBox("SYS Error"); return ; } 可能连接不上的问题都有什么

Answer 1

OracleConnection conn = new OracleConnection("Provider=MSDAORA;Data Source=DATABASE.hospital.com;User Id=blgd;Password=blgd;");
conn.open();