一个delphi写的数据库连接通用模块，在erp系统中剥离出来的

求算术表达式的结果，先输入一个四则运算规则（包括乘方）的表达式，然后计算其结果-arithmetic expression for the results to input a four Operational rules (including involution) of the expression, and then calculate the results

这是一个有dao和ado技术访问数据库的例子，希望对朋友们有所帮助。-It is a dao ado technology and access to the database example, and I hope to help friends.

不用过多说明，一个封装了odbc api的类的工程。-not too many shows that a package of odbc api class project.

商城购物管理系统，感觉还是很好用 的，希望大家多多支持-shopping mall management system, still feel good with, I hope, we can support

一个很好的数据库编程ADO类，内含有使用demo，是一个学习ADO编程的好资料-A very good ADO database programming category, which contains the use of demo, is a good learning ADO programming information

电脑拨号管理系统 可实现设置拨号器、查询余额、录音、充值资费等功能（由　 dybs.91i.net　设计开发）-dial-up computer management system can be realized installed dial-up Internet access, balance inquiries, recordings, prepaid fees and other functions (by dybs.91i.net design and development)

简单的ODBC访问接口 -simple ODBC Access Interface

算法C4_5,该算法主要用于数据挖掘领域.-C4_5 algorithm, the algorithm used mainly for data mining areas.

/********************************* * 类名：DBHelper * 功能描述：提供基本数据访问功能 * ******************************/-/********************************** Class name: DBHelper* Function description: to provide basic data access functions*******************************/

连接ODBC兼容的数据库管理系统并且共享它们连接的累集合-connecting ODBC compatible database management systems and link them to share the tired pool