VB利用transform分析查询数据，只适合Access数据库。通过按语言类别统计，按库存图书统计两种方式展现transform分析数据的能力，源码较简单，适合VB新手学习参考。-VB transform analysis of query data is only suitable for the Access database. Statistics by type of language, Inventory Book Statistics are two ways to show the ability to transform analysis of data, the source code is relatively simple, suitable for a VB novice learning reference.