时间序列模型

一个数据库的理论总结，对计算机相关专业的本科生具有重要意义。(The theory of a database summary of the significance of computer-related professional undergraduate.)

直接通过ODBC读写Excel表格文件(directly through ODBC read and write Excel document)

满汉楼管理系统（包括数据库，源代码）

课程管理系统!有很强的排课功能，表多，联系多，是应付老师的首选，因为一看就是自己做的!(course management system. A strong Course Scheduling functions, tables, links, is the first choice to meet the teacher, because one can do for myself is!)

说明：  每组不超过4人，每人从TPC-H中选择至少三个查询进行执行，并进行性能调整。同组人员所选择的查询不能相同。各查询均必须包含：两个以上的表连接操作，其包含至少一个聚集函数。 每位同学的该作业均放在一个命名如“姓名-学号-专业-作业1”的目录中 用尽能想到的所有技术方法，使得选定的查询的某些性能指标尽可能的差 用尽能想到的所有技术方法，使得选定的查询的某些性能指标尽可能的好(Each group has no more than 4 people. Each person selects at least three queries from TPC-H to perform and performs performance adjustment. The queries selected by the same group can not be the same. Each query must contain more than two table join operations, which contain at least one aggregation function. Each student's homework is placed in a directory named "name student number professional operation 1". Using all the technical methods that can be thought of, make certain performance indicators of selected queries as poor as possible. Use all the technical methods that you can think of, and make certain performance indicators of selected queries as good as possible.)

C#语言开发的图书管理系统 实现了简单的数据库增删改查功能(The library management system developed in C # language realizes the simple function of adding, deleting, modifying and searching database.)

一个简单的c代码的hash表数据库框架，(A simple c code hash table frame)

一个简单的c代码的hash表数据库框架，(A simple c code hash table frame)

很实用的文档管理系统,可以进行相关的检索,浏览,版本管理等功能.(very practical document management system that can be related to the retrieval, browsing, version management capabilities.)

说明：  首先要在登陆系统时有身份验证功能，其次能对有关学生的各类信息的数据进行添加、修改和删除，能对学生成绩的数据进行添加，修改，删除，能对学生信息进行按学号，姓名进行查询，能对学生成绩按照课程号和姓名进行查询；系统管理员除可实现普通用户的操作外还可以添加，修改，删除用户信息，并能对密码进行修改。(We must first login authentication, and second on the data of all kinds of information about students to add, modify and delete student achievement data to add, modify, delete, according to school student information, name queries on student achievement in accordance with the course number and name of the query In addition to the ordinary user of the operation, the system administrator can also add, modify, delete user information, and can modify the password. )