Access的连接封装类，有五个方法说明。关于它的操作都有-Access connectivity package category, there are five methods of descr iption. With regard to its operation have

很好的Asp.net操作ACCESS数据库的低层类-Asp.net good operation of the lower categories of ACCESS database

访问sql server的一个封装类，提供了增删查改各种操作-Sql server to access a package class that provides a variety of additions and deletions to change search operation