<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[congfu3891的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/congfu3891</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; congfu3891]]></copyright><item><title><![CDATA[ubuntu initramfs问题]]></title><link>https://blog.youkuaiyun.com/congfu3891/article/details/100306111</link><guid>https://blog.youkuaiyun.com/congfu3891/article/details/100306111</guid><author>congfu3891</author><pubDate>Thu, 12 Mar 2009 13:18:34 +0800</pubDate><description><![CDATA[硬行关机,开机黑屏
initramfs)
显示这个
查看分区fdisk -l
看到系统在那一个分区
initramfs)root=/dev/sda6 #我这边显示的分区
initramfs)mount -t n...]]></description><category></category></item><item><title><![CDATA[对拥有一个几十万行表的 MySQL 性能优化的简单办法]]></title><link>https://blog.youkuaiyun.com/congfu3891/article/details/100306109</link><guid>https://blog.youkuaiyun.com/congfu3891/article/details/100306109</guid><author>congfu3891</author><pubDate>Thu, 12 Mar 2009 10:31:04 +0800</pubDate><description><![CDATA[优化数据库最核心的实际上就是配置参数的调整。本文通过一个简单的参数调整，实现了对拥有一个几十万行表的 group by 优化的例子。通过这个简单的调整，数据库性能有了突飞猛进的提升。本例子是针对 MySQ...]]></description><category></category></item><item><title><![CDATA[ora-00845 MEMORY_TARGET not supported on this system]]></title><link>https://blog.youkuaiyun.com/congfu3891/article/details/100306179</link><guid>https://blog.youkuaiyun.com/congfu3891/article/details/100306179</guid><author>congfu3891</author><pubDate>Wed, 11 Mar 2009 12:27:46 +0800</pubDate><description><![CDATA[ora-00845 MEMORY_TARGET not supported on this system 的问题
oracle@ubuntu:~$ sqlplus /nologSQL*Plus: Release 11.1.0...]]></description><category></category></item><item><title><![CDATA[oracle重新使用spfile后无法mount数据库]]></title><link>https://blog.youkuaiyun.com/congfu3891/article/details/100306110</link><guid>https://blog.youkuaiyun.com/congfu3891/article/details/100306110</guid><author>congfu3891</author><pubDate>Sat, 07 Mar 2009 16:53:29 +0800</pubDate><description><![CDATA[http://www.powersite.cn/?q=node/104

今天在解决一个oracle数据库问题时，需要通过pfile生成spfile，create后，先是报memory pool设置的太小，改完后，再次启动o...]]></description><category></category></item><item><title><![CDATA[SPFILE 和 PFILE]]></title><link>https://blog.youkuaiyun.com/congfu3891/article/details/100306107</link><guid>https://blog.youkuaiyun.com/congfu3891/article/details/100306107</guid><author>congfu3891</author><pubDate>Sat, 07 Mar 2009 16:14:27 +0800</pubDate><description><![CDATA[SPFILE#sqlplus /nologsql&gt;conn 用户/密码 as sysdbasql&gt;show parameter control显示你有几个ctl文件sql&gt;alter system set 
...]]></description><category></category></item><item><title><![CDATA[ORACLE操作手册 2]]></title><link>https://blog.youkuaiyun.com/congfu3891/article/details/100306108</link><guid>https://blog.youkuaiyun.com/congfu3891/article/details/100306108</guid><author>congfu3891</author><pubDate>Sat, 07 Mar 2009 13:06:43 +0800</pubDate><description><![CDATA[解O r a c l e空间如何工作同样是相当重要的。最初， R D B M S试图来查找一个适当大小的范围空间，如果不存在，于是就把大范围空间分解。如果最后还不能找到可用空间，则将其合并。注意，删除对象对合并没有任何影响。请看...]]></description><category></category></item><item><title><![CDATA[在本库中重新创见数据字典]]></title><link>https://blog.youkuaiyun.com/congfu3891/article/details/100306266</link><guid>https://blog.youkuaiyun.com/congfu3891/article/details/100306266</guid><author>congfu3891</author><pubDate>Fri, 06 Mar 2009 14:20:11 +0800</pubDate><description><![CDATA[在本库中重新创见数据字典
#sqlplus /nolog
sql&gt;conn system/qhtthq as sysdba
sql&gt;startup
SQL&gt; spool catalog.logSQL&g...]]></description><category></category></item><item><title><![CDATA[数据块原理深入剖析]]></title><link>https://blog.youkuaiyun.com/congfu3891/article/details/100306103</link><guid>https://blog.youkuaiyun.com/congfu3891/article/details/100306103</guid><author>congfu3891</author><pubDate>Thu, 05 Mar 2009 17:09:56 +0800</pubDate><description><![CDATA[数据块（Oracle Data Blocks），本文简称为“块”，是Oracle最小的存储单位，Oracle数据存放在“块”中。一个块占用一定的磁盘空间。特别注意的是，这里的“块”是Oracle的“数据块”，不是操作系统的“块”...]]></description><category></category></item><item><title><![CDATA[oracle十年一剑的开始]]></title><link>https://blog.youkuaiyun.com/congfu3891/article/details/100306100</link><guid>https://blog.youkuaiyun.com/congfu3891/article/details/100306100</guid><author>congfu3891</author><pubDate>Tue, 03 Mar 2009 21:54:41 +0800</pubDate><description><![CDATA[oracle十年一剑的开始,努力吧 
                                                            
                    
             ...]]></description><category></category></item></channel></rss>