一个ＶＢ写的生产管理系统．有access数据库 简单实用．有全部源码...

VB数据库应用,例如:SQL的应用和联接-VB database application, for example : SQL applications and connectivity

数据库编写管理软件-prepared database management software

This sample code demonstrates how to query a specific date in your database.

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

贸易方面小程序，VB ＋ SQL 数据库，希望对大家有所帮忙-Trade in small programs, VB SQL database, I hope all of you to help

火车票销售系统 可完成售票、退票、车票剩余情况查询等功能。每张车票包含车次、座位等信息。-train

/********************************* * 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*******************************/

数据库开发指南三-Database Development Guide 3

读出XML文件并且用树形目录形式显示在对话框CTreeCtrl控件中.源代码来自他人,我把它转换到了VC6.0环境下,并且删除了一个提示消息,希望可以提供更多的便利.谢谢原作者-Read XML files and directories with the tree displayed in the dialog box CTreeCtrl control. The source code from the others, I see it converted to the VC6.0 environment, and removed a prompt message, hoping to provide more convenience. Thank you, the original author

用delphi编的三层程序开发，不是很好，仅供参考。-series with the three-tier process development is not good, for reference purposes only.