Java操作excel文件的包Poi，是Apache组织的，这是帮助文档，非常有用的东西。-Java operating excel file package Poi, is the Apache organization, which is to help document, very useful things.

POI定位，POI Documentation API-poi locate，POI Documentation API

把数据从acesss的数据库里导入到Myql里，不同表不同字段，但相互对应-Importing data from acesss database to Myql different tables in different fields, but correspond to each other