book-sale

用于数据库的加密，还是一个蛮好的介绍的文档。大家共享下(For database encryption, or a fine introduction to the document. We shareit)

系统应具有售票、查询、管理和维护等功能，系统管理员可以进行对车次的更改、票价的变动及调度功能，车次调度可通过对发车时刻表的修改来进行，维护功能即可对表进行修改。-System should have the ticket, query, management and maintenance functions, the system administrator can change on the trips, the fare changes and scheduling functions, scheduling trips to the departure schedule could be adopted to carry out modifications, maintenance functions can be on the table be modified.

sql about erm sql about erm(sql about ermsql about ermsql about erm)

数据库 数据库 数据库-database database database database

开放数据库互连(ODBC)已经成为Client/Server数据库应用系统中访问远程数据库的一个标准。作为强大的前端开发工具,Visual Basic为开发者提供了多种访问ODBC数据源的途径,如JET数据库引擎、ODBC API函数、RDO接口等。比较而言,直接使用ODBC API函数的编程难度最大,但获得的存取数据库的性能也最佳。-Open Database Connectivity (ODBC) has become the Client/Server Database Application Remote Access database standards. As a powerful front-end development tools, Visual Basic developers to provide a variety of ODBC data source access channels such as the JET database engine, ODBC API function, RDO interface. Comparatively speaking, the direct use ODBC API programming the most difficult, but we have gained access to the database of best performance.

Excel按固定格式设计表结构，自动生成建表SQL(Excel automatically generates SQL to build the table)

The Management Information System of Library using .NET -The Management Information System of Library using. NET

数据库的一些操作的，如添加、删除、修改、更新等 (Some database operations, such as add, delete, modify, update, etc.)

群落按照物种相似形组成进行聚类分析，可以用树状图较好的表现物种的组成关系。受到很多植被学家的重视。这里以 R 软件实现聚类分析为例。有详细的具体步骤和代码。 

sql server report service的例子。给dw开发者-sql server report service example. Developers to dw