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tomcat6.0 + JSP + mysqlÊý¾Ý¿âÁ¬½Ó³ØÅäÖÃ
»·¾³£ºtomcat6.0 £¬mySQL 5.021
°ÑmysqlÇý¶¯°ü·Ö±ð·Åµ½%TOMCAT_HOME%/lib ºÍÄãµÄÓ¦ÓõÄWEB-INF\libÎļþ¼ÐÏÂÃæ
1¡¢ÐÞ¸Ä%TOMCAT_HOME%/conf/server.xml,Ìí¼ÓÈçÏÂÄÚÈÝ£¨²¿·Ö²ÎÊýÇë±¾µØ»¯£©£º
      <Context path="/web" docBase="web" debug="0"      reloadable="true" crossContext="true">   
 
        <Resource name="jdbc/query"      auth="Container"
type="javax.sql.DataSource" driverClassName="org.gjt.mm.mysql.Driver"
maxIdle="20" maxWait="5000" username="username" password="password"
url="jdbc:mysql://localhost:3306/DataBaseName"      maxActive="100"   
removeAbandoned="true" removeAbandonedTimeout="60"
logAbandoned="true"/>
</Context>
2¡¢Ð޸ĶÔÓ¦Ó¦ÓõÄweb.xml£¬ÔÚ</web-app>ǰÌí¼ÓÈçÏÂÄÚÈÝ£º
<ResourceLink name="jdbc/query" global="jdbc/query" type="javax.sql.DataSourcer"/>
ÖØÆôtomcat£¬´ó¹¦¸ã³É£¡
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<%@ page contentType="text/html; charset=gb2312" %>
<%@ page import="javax.naming.Context" %>
<%@ page import="javax.sql.DataSource"%>
<%@ page import="javax.naming.InitialContext"%>
<%@ page import="java.sql.*"%>
<html>
<body>
123
<%
        DataSource ds = null;
        try{
          Context initCtx = new InitialContext();
          Context envCtx = (Context) initCtx.lookup("java:comp/env");
        //´ÓContextÖÐlookupÊý¾ÝÔ´¡£
          ds = (DataSource)envCtx.lookup("jdbc/query");
       


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mysqldump -u root --password=root --database  helloworld
>helloworld_backup.sql
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mysqldump -u Óû§Ãû -p Êý¾Ý¿âÃû > µ¼³öµÄÎļþÃû  
mysqldump -u wcnc -p smgp_apps_wcnc > wcnc.sql
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mysqldump -u Óû§Ãû -p Êý¾Ý¿âà ......

MysqlÓû§ÃÜÂëÐÞ¸Ä

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mysql> use mysql
mysql> update user set password = password(”new_password”) where user = “user_name”;
mysql> flush privileges;
ÆäʵÕâÖÖ·½·¨¾ÍÊǸüÐÂÒ»ÌõÊý¾Ý¿â¼Ç¼£¬ÓëÆÕͨupdateÓï¾ä²»Í¬µÄÊÇ£¬ÃÜÂë¼ÓÃÜ´æ´¢£¬ÐèÓÃpassword()º¯ÊýÀ´Éú³É£¬ÁíÒ»¸ö²»Í ......

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mysql Ìí¼ÓÓû§µÄÃüÁî

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mysql> create user 'username'@'localhost' identified by 'password';
Query OK, 0 rows affected (0.06 sec)
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mysql> grant all privileges on test.* to 'username'@'localhost';
Query OK, 0 rows affected (0.00 sec)
˵Ã÷£ºÕâÌõÃüÁîÊÚÓè username ¶ÔÊý¾Ý¿â te ......
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