实现一个数据库的连接池，提高数据库的链接效率，同时还有利于平衡物理上的访问量。...

针对Excel表格文件操作的编程实现 可实现读写和表格查询-against Excel spreadsheet file manipulation of the program can achieve literacy and form inquiries

pb类电子时钟, 数字显示屏的实现源码，非常好-pb electronic clock, digital display achieving source, a very good

数据字典的说明,对数据库设计有极大的帮助-Data dictionary description of the database design a great help to

设计一个实用的小型商店销售管理系统 二.功能： 1. 登记收入支出 2. 统计每日或每周的销售情况，按规定格式打印销售报表 3. 允许多种方式查询货物情况 4. 按货物销售情况提前发出预报-practical design a small shop sales management system 2. Functions : 1. Revenue expenditure registered two. Statistics daily or weekly sales, as required format Print sales statements 3. For a variety of ways to allow cargo 4. Sales of goods by the early forecast issued

一个客户管理的源代码，采用三层式结构设计。-Management of a client

数据库系统设计（第七版）.-Database System Design (seventh edition).

PB中多态的应用-PB polymorphic Application

利用C语言实现，8种排序算法！ 例如：插入排序、快速排序、选择排序、冒泡排序、堆排序、希尔排序、归并排序、基数排序！-using C language, eight algorithm! For example : insert sequencing, Quick Sort, select, in order of Bubble Sort, heap sort, Hill sorting, merging, in order of ranking base!

数据库管理的例子-database management examples

企业员工考勤管理系统 acce-employees Attendance Management System acce