图书销售管理系统

数据库查询语句生成器-database query generator

Delphi 7 写的客户管理系统,功能一般,但是是个很好的东西-Written in Delphi 7 customer management system, functions in general, but it is a good thing

锁住数据库中的表 把表达式 True=False 放到表的 ValidationRule 属性就能锁上。 HardLockTable?实现了该功能。声明Public MyDB As DatabaseDim Dummy As Integer函数Function HardLockTable -locked in the database table that expression = False True decentralized form ValidationRule attributes can be locked. HardLockTable realization of the function. Public statements MyDB As DatabaseDim Dummy As Integer Function Function HardLockTable

说明了ODBC技术的应用方法，同时可以看出如何将串口数据实施保存在数据源文件中-Illustrates the application of ODBC technology, at the same time we can see how to implement serial data stored in the data source file

Excel表格是输入输出经常需要涉及到的。操作Excel表格的方式也多种多样。比如，通过调用Excel程序的COM组件对Excel进行操作。但是，这种方式限制较多，且实现难度比较大。但是，用于访问数据库的组件ADO，是支持多种数据源的，其中就包括Excel文件。我们可以通过ADO组件对Excel文件进行读写访问。当然，在.NET平台上对应ADO数据访问组件的是ADO.NET组件。我编写的这个类就是通过ADO.NET实现了Excel文件的读写。由于时间仓促，功能还不是很完善，会在以后有时间的时候进行版本升级。也请各位高手多多批评指正。 -Excel spreadsheet input and output is often of the need to address. Operation Excel variety of ways. For example, by calling the Excel COM procedures for the operation of Excel. However, this approach is more limited and more difficult to achieve. However, for access to the database components ADO, is to support multiple data sources, including Excel file. We can ADO components to read and write Excel files visit. Of course,.NET platform counterparts ADO data access components of ADO.NET components. I prepared this category is achieved through ADO.NET read and write Excel files. Because time is so short, the function is still not perfect, will in future have the time for version upgrades. Members also criticized many

VB学生管理系统,通常使用的数据库操作功能.-VB student management system, commonly used functions of database operations.

第一次做的一个数据库的书店售书管理系统，希望给点意见和建议哦-the first time in a bookstore Books database management system, and hopes to give views and suggestions oh

该程序为一个利用接口和VC编写的球场管理系统，数据库用的是access的数据库，用的时候要先设置ODBC的数据源设置，命名未MyDataBase -The procedure for a VC to use interface and the preparation of the golf course management systems, database access using the database, used when first set up ODBC data source settings, naming not MyDatabase

在20世纪每年每月创建表结构和插入数据的SQL的DLL(3KB) -year of the 20th century to create a monthly insert the table structure and SQL data DLL (3KB)

远程连接，其中Data source=字段要改为真正的远程SQL的IP地址。此源码在VC7下编译成功，而且可以顺利执行。-remote connectivity, Data source = field should be changed to truly remote SQL IP addresses. This source compiler under the VC7 success, but can be carried out smoothly.