利用VC实现Excel文件的读写，利用了CDatabase类操作-To read and write Excel files using VC to achieve

基于CDatabase类，通过执行SQL语句读取xls文件各字段到列表组建中。-Based CDatabase class, through the implementation of the SQL statement to read xls file to the list established in the field.

使用MFC自带的CDatabase通过ODBC驱动访问、操作Excel的例子-By using the MFC ODBC driver that comes with CDatabase access, manipulate Excel examples