搭建环境（mysql error1045）

为了练习课外实践项目，本想重新安装下mysql5.0 没想到到了最后一步却碰到error no.1045。大概是说和之前已存在的MySql冲突。于是百度了下，发现以下代码能解决此问题：
0t ua3X9Y0mysql>use mysql
6KsLu}M0mysql>select user, host, password from user;
J@9Am!}/e0# Now you should see that u have 3 entries
DO,D*q%O|4Nb1^0+-----------------------------+51Testing软件测试网L1f]nL7Z`D$n)e/ax
| user | host | password |51Testing软件测试网"j W ]!XMlP3?
+-----------------------------+51Testing软件测试网2P&p5f!Dp
| root | localhost | |51Testing软件测试网nu%_-dF)G/k'm
| root | 127.0.0.1 | |51Testing软件测试网g-W]"JV%B
| | localhost | |
]H{:B)E'\-X0+-----------------------------+
3C`x?-C9MU*D051Testing软件测试网~*f5?G#IW
mysql> delete from user where host="localhost" and user="";51Testing软件测试网$T!q`U:rr"|
mysql> update user set password=password("xxxx") where user="root";51Testing软件测试网Zk ?M4m [a1\Is+F
mysql> flush tables;51Testing软件测试网BL@5iV
mysql> flush privileges;51Testing软件测试网OL3LEBwF'b
mysql> quit51Testing软件测试网dy
X/[5}3~bl)H_
51Testing软件测试网+Xx.rLj+mz
然后就可以用config wizard跑一遍了。。。感谢网络上的