光速

摘要： 通过COM来连接数据库Access#include <windows.h> #include <stdio.h> void PlayWithAccess(IUnknown *p);void CallOpenDatabase(IDispatch *d);int main(int argc, char* argv[]){ HRESULT hRet; CLSID clsid; IUnknown *p=NULL; hRet=CoInitialize(NULL); if(FAILED(hRet)) { printf("It Failed...\n"); ret 阅读全文