odbc_class 这是一个Windows下的一个C++数据库操作类，该类是从网上找的，对原始类做了异常操作处理，防止代码的异常崩溃，可以参考下，具体操作数据库是还需要安装实际的数据库操作插件，该代码只是一个类，没有测试程序。-odbc_class This is a C++　operation class under Windows, the class is　the Internet to find, the original class does abnormal operations, and preventing abnormal collapse of the code, you can refer to, the specific operation of the　is also need to install the actual　operating plunger, the code is just a class, there is no test program.