Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

C#Á¬½ÓMySQLÊý¾Ý¿â·½·¨

C#Á¬½ÓMySQLÊý¾Ý¿â·½·¨
1¡¢ÓÃMySQLDriverCSÁ¬½ÓMySQLÊý¾Ý¿âÏÈÏÂÔØºÍ°²×°MySQLDriverCS£¬µØÖ·£º
http://sourceforge.net/projects/mysqldrivercs
ÔÚ°²×°Îļþ¼ÐÏÂÃæÕÒµ½MySQLDriver.dll£¬È»ºó½«MySQLDriver.dllÌí¼ÓÒýÓõ½ÏîÄ¿ÖÐ
×¢£ºÎÒÏÂÔØµÄÊǰ汾ÊÇ MySQLDriverCS-n-EasyQueryTools-4.0.1-DotNet2.0.exe
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Data.Odbc;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using MySQLDriverCS;
namespace mysql
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }
        private void Form1_Load(object sender, EventArgs e)
        {
            MySQLConnection conn = null;
            conn = new MySQLConnection(new MySQLConnectionString("localhost", "inv", "root", "831025").AsString);
            conn.Open();
            MySQLCommand commn = new MySQLCommand("set names gb2312", conn);
            commn.ExecuteNonQuery();
            string sql = "select * from exchange ";
            MySQLDataAdapter mda = new MySQLDataAdapter(sql, conn);
            DataSet ds = new DataSet();
            mda.Fill(ds, "table1");


Ïà¹ØÎĵµ£º

asp.net C# ½«Êý¾Ýµ¼³öµ½Execl»ã×Ü


asp.netÖе¼³öExeclµÄ·½·¨£º
ÔÚasp.netÖе¼³öExeclÓÐÁ½ÖÖ·½·¨£¬Ò»ÖÖÊǽ«µ¼³öµÄÎļþ´æ·ÅÔÚ·þÎñÆ÷ij¸öÎļþ¼ÐÏÂÃæ£¬È»ºó½«ÎļþµØÖ·Êä³öÔÚä¯ÀÀÆ÷ÉÏ£»Ò»ÖÖÊǽ«ÎļþÖ±½Ó½«ÎļþÊä³öÁ÷д¸øä¯ÀÀÆ÷¡£ÔÚResponseÊä³öʱ£¬t·Ö¸ôµÄÊý¾Ý£¬µ¼³öexeclʱ£¬µÈ¼ÛÓÚ·ÖÁУ¬nµÈ¼ÛÓÚ»»ÐС£
1¡¢½«Õû¸öhtmlÈ«²¿Êä³öexecl
´Ë·¨½«htmlÖÐËùÓеÄÄÚÈÝ£ ......

mysql¼òµ¥ÌáȨ

S- servÌáȨ·½Ê½ÈËÈ˶¼»áÓÃÁË£¬¸ãµÃÏÖÔÚµÄÖ÷»ú¶¼ÅäÖõ÷dz£°²È«£¬¿´À´¹¥»÷ÊÖ·¨µÄ²ã³ö²»ÇîÒ²ÊÇÔì³ÉÖйúÍøÂ簲ȫ½ø²½µÄÒ»´óÔ­ÒòÖ®Ò»£¬»¹ÓÐÆäËûµÄ pcanywhere»ñÈ¡ÃÜÂë£¬Ìæ»»·þÎñ£¬µÈµÈ¡£µ«ÊÇÏÖÔÚҲûÕâôºÃ¸ãÁË£¬Ëæ×Ű²È«ÒâʶµÄÌá¸ß£¬Ö®Ç°µÄ·½Ê½¹À¼Æ²»Ôõô¹ÜÓã¬ÏÖÔÚÎÒ¸ø´ó¼Ò½éÉÜÒ»ÏÂÒ»ÖÖеÄÌáȨ·½Ê½£¬¿´¹ý¹ÅµäLM×öµÄÄǶ¯»­µÄ ......

MySqlÊý¾Ý¿â³¹µ×ɾ³ý

Ð¶ÔØMySQLÊý¾Ý¿â£º
ÏÈÍ£µôWINDOWSÀïµÄMySQL·þÎñ£»
ÓÃ360°²È«ÎÀʿǿÐÐɾ³ýMySQLÊý¾Ý¿â
½Ó×ÅÔÚ×¢²á±íÀïÇå³ýMySQL·þÎñ£º
1¡¢HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\Eventlog\Application\MySQL Ŀ¼ɾ³ý
2¡¢HKEY_LOCAL_MACHINE\SYSTEM\ControlSet002\Services\Eventlog\Application\MySQL Ŀ¼ɾ³ý
3¡¢HKEY_ ......

C#¹ØÓÚsqlserverÖжÁÈ¡imageÀàÐÍ

½ñÌìÔÚÍøÉÏÕÒÁËÐí¾Ã¹ØÓÚsqlserverÖд洢imageÀàÐͺͶÁÈ¡imageµÄ·½·¨£¬¿ÉÊǶ¼ÊÇÄÇôһµã£¬¹ÊÔÚ´ËÂÞÁÐһϣ¬Ï£Íû¿ÉÒÔ°ïÖú´ó¼Ò¡£
Ê×ÏÈÊǹØÓÚdataGridViewµÄ°ó¶¨¡£´úÂë¼ûÏÂ
private void button_show_Click(object sender, EventArgs e)
{
string sqlText = "server=localhost;initial catalog=Test; ......

mysqlÁ÷³Ìº¯Êý

MySQLÖеÄÁ÷³Ìº¯Êý
º¯Êý
¹¦ÄÜ
IF(value,t ,f)
Èç¹ûvalueÎªÕæ£¬·µ»Øt£¬·ñÔò·µ»Øf
IFNULL(value1,value2)
Èç¹ûvalue1²»Îª¿Õ·µ»Øvalue1,·ñÔò·µ»Øvalue2
CASE WHEN [value1] THEN [result1] … ELSE [default] END
Èç¹ûvalue1ÎªÕæ ·µ»Øresult2 ·ñÔò·µ»Ødefault
CASE [expr] WHEN [value1] THEN [result1] &helli ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ