C 連線mysql例項

using system;

using system.configuration;
using mysql.data.mysqlclient;
/// /// testdatebase 的摘要說明
/// 
public class testdatebase
public static void main(string args)
/// /// 建立mysql資料庫鏈結
/// 
/// 
public static mysqlconnection getmysqlcon()
/// /// 建立執行命令語句物件
/// 
/// 
/// 
/// 
public static mysqlcommand getsqlcommand(string sql,mysqlconnection mysql)
/// /// 查詢並獲得結果集並遍歷
/// 
/// 
public static void getresultset(mysqlcommand mysqlcommand)}}
catch (exception)
finally
}/// /// 新增資料
/// 
/// 
public static void getinsert(mysqlcommand mysqlcommand)
catch (exception ex)
}/// /// 修改資料
/// 
/// 
public static void getupdate(mysqlcommand mysqlcommand)
catch (exception ex)
}/// /// 刪除資料
/// 
/// 
public static void getdel(mysqlcommand mysqlcommand)
catch (exception ex)
}}

在標頭檔案中新增using mysql.data.mysqlclient

using system;

using system.collections.generic;
using system.linq;
using system.text;
using mysql.data.mysqlclient;//匯入用mysql的包
using system.data;//引用datatable
namespace testmysql
} public class sqlhelper : dbhelper
catch (exception)
}/// /// 增刪改操作
/// 
/// sql語句
/// 執行後的條數
public int adddelupdate(string sql)
catch (exception)
} }} 
using system;
using system.collections.generic;
using system.componentmodel;
using system.data;
using system.drawing;
using system.linq;
using system.text;
using system.windows.forms; 
namespace testmysql
private void form1_load(object sender, eventargs e)
//把得到的值放到文字框中
this.textbox1.text = name; 
}/// /// 退出按鈕
/// 
/// 
/// 
private void btnexit_click(object sender, eventargs e)
/// /// 增加按鈕
/// 
/// 
/// 
private void btnadd_click(object sender, eventargs e)
','')",this.txtname.text,txtpwd.text);
int i = helper.adddelupdate(sql);
if (i>0)}}
}

#region 建立mysql資料庫連線

/// /// 建立資料庫連線.
/// 
/// 返回mysqlconnection物件
public mysqlconnection getmysqlcon()
#endregion
#region 執行mysqlcommand命令
/// /// 執行mysqlcommand
/// 
/// sql語句
public void getmysqlcom(string m_str_sqlstr)
#endregion
#region 建立mysqldatareader物件
/// /// 建立乙個mysqldatareader物件
/// 
/// sql語句
/// 返回mysqldatareader物件
public mysqldatareader getmysqlread(string m_str_sqlstr)
#endregion

C 連線mysql例項

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