VC和MySQL连接的一个开发程序资源-CSDN文库

共22个文件

h：4个

cpp：3个

opt：2个

需积分: 15 193 浏览量 2009-01-19 15:34:19 上传评论收藏 210KB RAR 举报

在IT行业中，Visual C++（简称VC++）是一款由微软公司开发的集成开发环境，用于编写C++代码。而MySQL则是一种广泛使用的开源关系型数据库管理系统。本项目"VC和MySQL连接的一个开发程序"旨在利用VC++作为前端开发工具，通过编程与MySQL数据库进行交互，实现数据的添加、修改等基本操作。下面我们将详细探讨如何在VC++中建立与MySQL的连接，并实现这些功能。为了在VC++中使用MySQL，我们需要引入MySQL Connector/C++库，这是MySQL官方提供的C++接口，使得C++程序能够方便地与MySQL服务器通信。安装该库后，在VC++项目中将其包含进来，这样就可以使用相关的头文件和库函数。在创建项目时，选择Win32 Console Application模板，然后在配置属性中设置好必要的编译选项，确保链接到MySQL Connector/C++库。同时，需要在源文件中包含必要的头文件，如`#include <mysql_driver.h>`和`#include <mysql_connection.h>`。接下来，我们来构建数据库连接。在VC++程序中，通常会定义一个类，如`DatabaseManager`，来封装与MySQL的交互。这个类需要包含初始化连接、执行SQL语句以及关闭连接等方法。初始化连接可以通过创建`sql::mysql::MySQL_Driver`对象并调用其`get_connection()`方法实现，然后设置连接参数，如服务器地址、用户名、密码和数据库名。例如： ```cpp sql::mysql::MySQL_Driver *driver; sql::Connection *con; driver = sql::mysql::get_mysql_driver_instance(); con = driver->connect("tcp://127.0.0.1:3306", "user", "password"); ``` 这里，`127.0.0.1`是本地主机地址，`3306`是MySQL默认的端口号，"user"和"password"是数据库的登录凭据。一旦连接建立，就可以通过`sql::Statement`对象执行SQL语句了。例如，实现添加功能，我们可以创建一个`sql::Statement`对象，编写INSERT语句，并使用`execute()`方法执行： ```cpp sql::Statement *stmt = con->createStatement(); std::string sql = "INSERT INTO my_table (column1, column2) VALUES ('value1', 'value2')"; stmt->execute(sql); ``` 修改功能类似，只是需要使用UPDATE语句。删除操作则对应DELETE语句。在实际开发中，为了防止SQL注入等安全问题，应使用预处理语句。别忘了在完成所有操作后关闭数据库连接： ```cpp delete stmt; con->close(); ``` 在`MySqlDemo`项目中，你可能会发现一个或多个源文件，比如`main.cpp`，其中包含了上述逻辑的实现。每个功能（添加、修改等）可能对应一个独立的方法，这些方法被主函数调用来响应用户的操作。 "VC和MySQL连接的一个开发程序"是一个将C++编程与数据库管理结合的实例，通过VC++实现对MySQL数据库的操作，为用户提供了一种图形化的数据管理界面。这个程序展示了如何在C++环境中使用MySQL数据库，对于学习数据库编程和Windows应用程序开发具有很高的参考价值。

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MySqlDemo.rar （22个子文件）

MySqlDemo

StdAfx.cpp 211B

MySqlDemo.dsp 4KB

MySqlDemo.plg 2KB

MySqlDemo.opt 49KB

MySqlDemoDlg.h 2KB

MySqlDemo.h 1KB

MySqlDemo.aps 36KB

Debug

ReadMe.txt 4KB

StdAfx.h 1KB

libmySQL.lib 25KB

MySqlDemo.clw 2KB

Resource.h 1008B

MySqlDemo.dsw 543B

MySqlDemo.ncb 57KB

mydb

mytable.frm 8KB

db.opt 65B

res

MySqlDemo.ico 1KB

MySqlDemo.rc2 401B

MySqlDemoDlg.cpp 8KB

MySqlDemo.rc 6KB

MySqlDemo.cpp 2KB

libmySQL.dll 428KB

======================================================================== MICROSOFT FOUNDATION CLASS LIBRARY : MySqlDemo ======================================================================== AppWizard has created this MySqlDemo application for you. This application not only demonstrates the basics of using the Microsoft Foundation classes but is also a starting point for writing your application. This file contains a summary of what you will find in each of the files that make up your MySqlDemo application. MySqlDemo.dsp This file (the project file) contains information at the project level and is used to build a single project or subproject. Other users can share the project (.dsp) file, but they should export the makefiles locally. MySqlDemo.h This is the main header file for the application. It includes other project specific headers (including Resource.h) and declares the CMySqlDemoApp application class. MySqlDemo.cpp This is the main application source file that contains the application class CMySqlDemoApp. MySqlDemo.rc This is a listing of all of the Microsoft Windows resources that the program uses. It includes the icons, bitmaps, and cursors that are stored in the RES subdirectory. This file can be directly edited in Microsoft Visual C++. MySqlDemo.clw This file contains information used by ClassWizard to edit existing classes or add new classes. ClassWizard also uses this file to store information needed to create and edit message maps and dialog data maps and to create prototype member functions. res\MySqlDemo.ico This is an icon file, which is used as the application's icon. This icon is included by the main resource file MySqlDemo.rc. res\MySqlDemo.rc2 This file contains resources that are not edited by Microsoft Visual C++. You should place all resources not editable by the resource editor in this file. ///////////////////////////////////////////////////////////////////////////// AppWizard creates one dialog class: MySqlDemoDlg.h, MySqlDemoDlg.cpp - the dialog These files contain your CMySqlDemoDlg class. This class defines the behavior of your application's main dialog. The dialog's template is in MySqlDemo.rc, which can be edited in Microsoft Visual C++. ///////////////////////////////////////////////////////////////////////////// Other standard files: StdAfx.h, StdAfx.cpp These files are used to build a precompiled header (PCH) file named MySqlDemo.pch and a precompiled types file named StdAfx.obj. Resource.h This is the standard header file, which defines new resource IDs. Microsoft Visual C++ reads and updates this file. ///////////////////////////////////////////////////////////////////////////// Other notes: AppWizard uses "TODO:" to indicate parts of the source code you should add to or customize. If your application uses MFC in a shared DLL, and your application is in a language other than the operating system's current language, you will need to copy the corresponding localized resources MFC42XXX.DLL from the Microsoft Visual C++ CD-ROM onto the system or system32 directory, and rename it to be MFCLOC.DLL. ("XXX" stands for the language abbreviation. For example, MFC42DEU.DLL contains resources translated to German.) If you don't do this, some of the UI elements of your application will remain in the language of the operating system. /////////////////////////////////////////////////////////////////////////////

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