摘要：
自定义的数据库类：Class DataBase 收藏 class DataBase{private:_ConnectionPtr m_pConnection;_CommandPtr m_pCommand;_RecordsetPtr m_res;_variant_t rec_affected;char m_cConstr[16];char m_cUserName[32];char m_cPassword[32];bool m_bOpenType;public:DataBase();~DataBase();void REOpen();bool IsOpen();bool OpenDB( char 阅读全文