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

C# mysql¶ÁÈ¡Àà

 using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using MySql.Data.Types;
using MySql.Data.MySqlClient;
/// <summary>
/// C#²Ù×÷mysql»ùÀà
/// </summary>
public class MySqlobj
{
private MySqlConnection conn;
private MySqlCommand com;
private bool _alreadyDispose = false;
#region ¹¹ÔìÓëèØ¹¹
public MySqlobj()
{
try
{
conn = new MySqlConnection(ConfigurationManager.AppSettings["mysqlconn"]);
conn.Open();
com = new MySqlCommand();
com.Connection = conn;
}
catch (Exception ee)
{
throw new Exception("Á¬½ÓÊý¾Ý¿â³ö´í");
}
}
~MySqlobj()
{
Dispose();
}
protected virtual void Dispose(bool isDisposing)
{
if (_alreadyDispose) return;
if (isDisposing)
{
// TODO: ´Ë´¦ÊÍ·ÅÊÜ¿Ø×ÊÔ´
if (com != null)
{

com.Dispose();
}
if (conn != null)
{
try
{
conn.Close();
conn.Dispose();
}
catch (Exception ee)
{
}
finally
{
conn = null;
}
}
}
// TODO: ´Ë´¦ÊÍ·Å·ÇÊÜ¿Ø×ÊÔ´¡£ÉèÖñ»´¦Àí¹ý±ê¼Ç
_alreadyDispose = true;
}
#endregion
#region IDisposable ³ÉÔ±
public void Dispose()
{
Dispose(true);
GC.SuppressFinalize(this);
}
#endregion
#region »ñÈ¡DataSet
public DataSet GetDataSet(string sqlString)
{
DataSet ds = new DataSet();
try


Ïà¹ØÎĵµ£º

mysql ÕÒ»ØÃÜÂë

 
1.  Í£µ½ÔËÐеÄmysql:    /etc/init.d/mysql stop
2.  ʹÓÃskip-grant-tablesÕâ¸öÑ¡ÏîÆô¶¯MySQL£º  /usr/bin/mysqld_safe --skip-grant-tables &
3.  ÏÖÔÚ¿ÉÒÔ²»ÓÃÃÜÂë½øÈëmysql ÁË¡£
     #  myql
    >   ......

mysqlÃüÁî´óÈ«

Æô¶¯£ºnet start mySql;
¡¡¡¡½øÈ룺mysql -u root -p/mysql -h localhost -u root -p databaseName;
¡¡¡¡ÁгöÊý¾Ý¿â£ºshow databases;
¡¡¡¡Ñ¡ÔñÊý¾Ý¿â£ºuse databaseName;
¡¡¡¡Áгö±í¸ñ£ºshow tables£»
¡¡¡¡ÏÔʾ±í¸ñÁеÄÊôÐÔ£ºshow columns from tableName£»
¡¡¡¡½¨Á¢Êý¾Ý¿â£ºsource fileName.txt;
¡¡¡¡Æ¥Åä× ......

Mysql ÃüÁîʵÀý

1. Mysql Åàѵ
1.1. ÅàѵĿµÄ
±¾ÎĵµÊÇÕë¶ÔMySQL Êý¾Ý¿â·½ÃæµÄ»ù´¡Åàѵ£¬ÎªÁËʹÏîÄ¿×é³ÉÔ±Äܹ»´ïµ½Ê¹ÓÃMySQL Êý¾Ý¿âµÄÄ¿µÄ¡£
1.2. Åàѵ¶ÔÏó
¿ª·¢ÈËÔ±
1.3. ³£Óôʼ°·ûºÅ˵Ã÷
³£Óôʣº
Mysql£ºÒ»ÖÖÃâ·ÑµÄ¿çƽ̨µÄÊý¾Ý¿âϵͳ
E:\mysql£º±íʾÊÇÔÚdos ÃüÁî´°¿ÚÏÂÃæ
mysql> ±íʾÊÇÔÚmysql µÄÃüÁîÐÐÏÂ
1.4 ......

MySQLÖÐÎÄÂÒÂëÎÊÌâ½âÎö

Ê×ÏÈ·ÖÎöÂÒÂëµÄÇé¿ö
1.дÈëÊý¾Ý¿âʱ×÷ΪÂÒÂëдÈë
2.²éѯ½á¹ûÒÔÂÒÂë·µ»Ø
¾¿¾¹ÔÚ·¢ÉúÂÒÂëʱÊÇÄÄÒ»ÖÖÇé¿öÄØ£¿
ÎÒÃÇÏÈÔÚmysql ÃüÁîÐÐÏÂÊäÈë
show variables like '%char%';
²é¿´mysql ×Ö·û¼¯ÉèÖÃÇé¿ö:
mysql> show variables like '%char%';
+--------------------------+---------------------------------------- ......

MySQLµ¼³öµ¼ÈëÃüÁîµÄÓÃÀý

¡¡1.µ¼³öÕû¸öÊý¾Ý¿â
¡¡¡¡mysqldump -u Óû§Ãû -p Êý¾Ý¿âÃû > µ¼³öµÄÎļþÃû
¡¡¡¡mysqldump -u wcnc -p smgp_apps_wcnc > wcnc.sql
¡¡¡¡2.µ¼³öÒ»¸ö±í
¡¡¡¡mysqldump -u Óû§Ãû -p Êý¾Ý¿âÃû ±íÃû> µ¼³öµÄÎļþÃû
¡¡¡¡mysqldump -u wcnc -p smgp_apps_wcnc users> wcnc_users.sql
¡¡¡¡3.µ¼³öÒ»¸öÊý¾Ý¿â½á¹¹
¡ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ