c#写的三层连接不同数据库。比较简单，但很实用、规范。

该实例实现VC如何连接数据库ORACAL的操作-examples of the VC how to connect the operation ORACAL

在本实例中，演示了如何利用VC来存储OLE对象，能够编译链接运行。，-in this example, by demonstrating how to use VC OLE Object Storage to build links running. ,

解压密码为[www.mbsky.com] 简单的sql教程，适合于初学者，十天毕业-rar password is:www.mbsky.com,simple sql course,used for beginner

在更新前请务必备份源文件! 并且此程序对同一目录只能使用一次! 本程序对只处理了部份DbGridEh事件: StringReplace(Demo[i], TDBGrid , TDBGridEh , [rfIgnoreCase]) StringReplace(Demo[i], DataCol: Integer Column: TColumn , DataCol: Integer Column: TColumnEh , [rfIgnoreCase]) StringReplace(Demo[i], Click(Column: TColumn) , Click(Column: TColumnEh) , [rfIgnoreCase]) StringReplace(Demo[i], DbGrids , DbGridEh , [rfIgnoreCase]) 如果你还有DbGridEh其它事件请修改源代码!-the update before you must backup source! And this procedure on the same directory may be used only once! Only the Department of procedures Jimmy DbGridEh part of the incident : StringReplace (Demo [i] TDBGrid, TDBGridEh. [rfIgnoreCase]) StringReplace (Demo [i] DataCol : Integer Column : TColumn, DataCol : Integer Column : TColumnEh. [rfIgnoreCase]) StringReplace (Demo [i] Click (Column : TColumn), Click (Column : TColumnEh) [rfIgnoreCase]) StringReplace (Demo [i] DbGrids, DbGridEh. [rfIgnoreCase]) If you have DbGridEh other incidents please modify the source code!

能用于所有航空售票处（公司、中心，点）的客户资料和送票情况管理，能对客户累计购票情况进行统计分析，具自动编号、快速查询、客户购票统计、送票员管理、密码设置等功能，能根据任意电话号码快速定位到某一客户，并录入购票明细情况，其所属业务员功能可考核业务员的业绩情况。-can be used for all air outlets (companies, the Center, points) of Music and customer information management, customers can purchase a total of statistical analysis, with automatic numbering, rapid inquiries, customers booking statistics, member of Music management, password settings, and other functions, according to a random-- find the numbers rapid positioning of a particular customer, and the time of admission tickets breakdown of their respective clerk function evaluation on the performance of the clerk.

ADO访问数据库程序，非常适合入门学习参考.-ADO access to the database program, is ideal for entry to study for reference.

办公自动化系统，非常完整，包括已经编译好的例程，功能强大。-office automation systems, a very complete, including pre-compiled routines and powerful.

希望对 大家有 帮助 我 以前有 个比较完善的 版本 不小心丢掉了 -Would like to help everyone I used to have a fairly complete version of accidentally lost

通过本文及配套示例源码你可以更加灵活的控制Excel表格文件，其中包括创建新Excel文件、写入表格数据、读取表格数据(包括对原建Excel文件自已手工添加的行、列数据的准确读取)，删除已有Excel表格，对表格中指定行、列、单元格进行查询、插入、替换等操作，同时还可以将生成的Excel文件转换为按指定分隔符分隔的其它文本格式的文件-adoption of this sample source code and supporting you to be more flexible control of Excel documents, including the creation of new Excel file, write tabular data, reading the spreadsheet data (including the original Excel files built themselves manually add the rows and columns of data accurately read), has been deleted Excel spreadsheet, the forms were designated rows and columns, and cells to conduct inquiries, insert, replace, etc, and also can be generated for the Excel document conversion designated by separate segregated from the other website text files