�??xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:trackback="http://madskills.com/public/xml/rss/module/trackback/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/"><channel><title>&#x4E09;&#x7EA7;&#x56FD;&#x4EA7;&#x5728;&#x7EBF;&#x89C2;&#x770B;&#x2C;&#x4E9A;&#x6D32;&#x6B27;&#x7F8E;&#x4E00;&#x533A;&#x4E8C;&#x533A;&#x6FC0;&#x60C5;&#x2C;&#x4E9A;&#x6D32;&#x798F;&#x5229;&#x89C6;&#x9891;&#x5728;&#x7EBF;</title><link>http://www.aygfsteel.com/decode360/category/40028.html</link><description>业精于勤而荒于嬉    QQ:150355677    MSN:decode360@hotmail.com</description><language>zh-cn</language><lastBuildDate>Mon, 14 Sep 2009 18:11:17 GMT</lastBuildDate><pubDate>Mon, 14 Sep 2009 18:11:17 GMT</pubDate><ttl>60</ttl><item><title>关于MV��h��的问�?/title><link>http://www.aygfsteel.com/decode360/archive/2009/08/31/294867.html</link><dc:creator>decode360</dc:creator><author>decode360</author><pubDate>Mon, 31 Aug 2009 14:41:00 GMT</pubDate><guid>http://www.aygfsteel.com/decode360/archive/2009/08/31/294867.html</guid><wfw:comment>http://www.aygfsteel.com/decode360/comments/294867.html</wfw:comment><comments>http://www.aygfsteel.com/decode360/archive/2009/08/31/294867.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/decode360/comments/commentRss/294867.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/decode360/services/trackbacks/294867.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 最�q�在工作中遇��C��个问题，是关于物化视囄�����h��的，对实际数据��生了比较大的影响。虽然犯得错误很低���Q�主要是�׃��对一些概�늚�不清晰造成的，但是仍然觉得有必要将�q�个问题��C��来，以免悲剧再次发生�?<br>&nbsp;&nbsp;<a href='http://www.aygfsteel.com/decode360/archive/2009/08/31/294867.html'>阅读全文</a><img src ="http://www.aygfsteel.com/decode360/aggbug/294867.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/decode360/" target="_blank">decode360</a> 2009-08-31 22:41 <a href="http://www.aygfsteel.com/decode360/archive/2009/08/31/294867.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>Oracle XE安装详解</title><link>http://www.aygfsteel.com/decode360/archive/2009/08/29/294865.html</link><dc:creator>decode360</dc:creator><author>decode360</author><pubDate>Sat, 29 Aug 2009 13:07:00 GMT</pubDate><guid>http://www.aygfsteel.com/decode360/archive/2009/08/29/294865.html</guid><wfw:comment>http://www.aygfsteel.com/decode360/comments/294865.html</wfw:comment><comments>http://www.aygfsteel.com/decode360/archive/2009/08/29/294865.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/decode360/comments/commentRss/294865.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/decode360/services/trackbacks/294865.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 因�ؓ该装的Oracle版本基本上都装过了，最�q�打���尝试一下新鲜事物，于是下了Oracle XE打算安装到公司的机子上，因�ؓ原先装的9i也基本属于停用状态。这�ơ安装还是遇��C��一些问题，在这里记载一下：&nbsp;&nbsp;<a href='http://www.aygfsteel.com/decode360/archive/2009/08/29/294865.html'>阅读全文</a><img src ="http://www.aygfsteel.com/decode360/aggbug/294865.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/decode360/" target="_blank">decode360</a> 2009-08-29 21:07 <a href="http://www.aygfsteel.com/decode360/archive/2009/08/29/294865.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>Oracle10g中OEM相关问题</title><link>http://www.aygfsteel.com/decode360/archive/2009/08/28/294864.html</link><dc:creator>decode360</dc:creator><author>decode360</author><pubDate>Fri, 28 Aug 2009 13:56:00 GMT</pubDate><guid>http://www.aygfsteel.com/decode360/archive/2009/08/28/294864.html</guid><wfw:comment>http://www.aygfsteel.com/decode360/comments/294864.html</wfw:comment><comments>http://www.aygfsteel.com/decode360/archive/2009/08/28/294864.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/decode360/comments/commentRss/294864.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/decode360/services/trackbacks/294864.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 最�q�要用到OEM�Q�发现在Linux下面装的Oracle默认没有打开console�Q�所以需要手动开启一下。找了点资料�Q�也遇到了一些困难，���顺便学习一下相关的知识。把要记录的东西都记下来�Q�也把错误脓出来�Q�希望可以对别�h有所帮助�?nbsp;&nbsp;<a href='http://www.aygfsteel.com/decode360/archive/2009/08/28/294864.html'>阅读全文</a><img src ="http://www.aygfsteel.com/decode360/aggbug/294864.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/decode360/" target="_blank">decode360</a> 2009-08-28 21:56 <a href="http://www.aygfsteel.com/decode360/archive/2009/08/28/294864.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>Oracle�U�束的启用和停用</title><link>http://www.aygfsteel.com/decode360/archive/2009/07/26/292756.html</link><dc:creator>decode360</dc:creator><author>decode360</author><pubDate>Sun, 26 Jul 2009 14:17:00 GMT</pubDate><guid>http://www.aygfsteel.com/decode360/archive/2009/07/26/292756.html</guid><wfw:comment>http://www.aygfsteel.com/decode360/comments/292756.html</wfw:comment><comments>http://www.aygfsteel.com/decode360/archive/2009/07/26/292756.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/decode360/comments/commentRss/292756.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/decode360/services/trackbacks/292756.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 关于Oracle的约束概念和基本操作�Q�我已经在以前的《Constraint基础概念》、《Constraint的简单操作》两���文章中有过比较详细的介�l�了�Q�但是对于如何停用和启用constraint没有作特别的描述�Q�以至于在��用PLSQL中无法忽略constraint而逐步�q�行数据的更改，所以在�q�里专门记录一下关于constraint的停用和启用相关知识�?nbsp;&nbsp;<a href='http://www.aygfsteel.com/decode360/archive/2009/07/26/292756.html'>阅读全文</a><img src ="http://www.aygfsteel.com/decode360/aggbug/292756.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/decode360/" target="_blank">decode360</a> 2009-07-26 22:17 <a href="http://www.aygfsteel.com/decode360/archive/2009/07/26/292756.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>Oracle修改TableSpace的Name</title><link>http://www.aygfsteel.com/decode360/archive/2009/07/25/292755.html</link><dc:creator>decode360</dc:creator><author>decode360</author><pubDate>Sat, 25 Jul 2009 14:03:00 GMT</pubDate><guid>http://www.aygfsteel.com/decode360/archive/2009/07/25/292755.html</guid><wfw:comment>http://www.aygfsteel.com/decode360/comments/292755.html</wfw:comment><comments>http://www.aygfsteel.com/decode360/archive/2009/07/25/292755.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/decode360/comments/commentRss/292755.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/decode360/services/trackbacks/292755.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 在Oracle10g以前�Q�tablespace的name是不可以随意修改的，只能drop掉之后重建，但是�?0g之后�Q�oracle加入了修改的功能�Q�除了system和sysaux两个表空间外�Q�其他的表空间都可以改名。今天专门来记录一下这个特性：
<br>&nbsp;&nbsp;<a href='http://www.aygfsteel.com/decode360/archive/2009/07/25/292755.html'>阅读全文</a><img src ="http://www.aygfsteel.com/decode360/aggbug/292755.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/decode360/" target="_blank">decode360</a> 2009-07-25 22:03 <a href="http://www.aygfsteel.com/decode360/archive/2009/07/25/292755.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>Oracle的DataFile大小问题</title><link>http://www.aygfsteel.com/decode360/archive/2009/07/24/292754.html</link><dc:creator>decode360</dc:creator><author>decode360</author><pubDate>Fri, 24 Jul 2009 14:38:00 GMT</pubDate><guid>http://www.aygfsteel.com/decode360/archive/2009/07/24/292754.html</guid><wfw:comment>http://www.aygfsteel.com/decode360/comments/292754.html</wfw:comment><comments>http://www.aygfsteel.com/decode360/archive/2009/07/24/292754.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/decode360/comments/commentRss/292754.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/decode360/services/trackbacks/292754.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: Oracle的数据文件大���是有限制的�Q�最�q�在创徏datafile的时候就遇到了问题，所以专门去查找了一些资料，把这个问题搞清楚了。限制是很简单直接的�Q�但是作为DBA是必��要了解的。具体的问题是这��L���Q?nbsp;&nbsp;<a href='http://www.aygfsteel.com/decode360/archive/2009/07/24/292754.html'>阅读全文</a><img src ="http://www.aygfsteel.com/decode360/aggbug/292754.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/decode360/" target="_blank">decode360</a> 2009-07-24 22:38 <a href="http://www.aygfsteel.com/decode360/archive/2009/07/24/292754.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>Streams技术学�?/title><link>http://www.aygfsteel.com/decode360/archive/2009/07/22/292752.html</link><dc:creator>decode360</dc:creator><author>decode360</author><pubDate>Wed, 22 Jul 2009 14:57:00 GMT</pubDate><guid>http://www.aygfsteel.com/decode360/archive/2009/07/22/292752.html</guid><wfw:comment>http://www.aygfsteel.com/decode360/comments/292752.html</wfw:comment><comments>http://www.aygfsteel.com/decode360/archive/2009/07/22/292752.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/decode360/comments/commentRss/292752.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/decode360/services/trackbacks/292752.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 卛_��要在工作中用到Stream了，没办法只好��时抱佛脚来学习一下了。找来找去还是发现junsansi的学习笔记比较好懂，打算最�q�就照着�q�个学了。不�q�最�q�实在是忙得没时间搞�q�个东西�Q�把地址收录�q�来�Q�等�q�几天开始慢慢看吧。改天再记几���自��q��学习心得�Q�原文就不再转蝲了�?nbsp;&nbsp;<a href='http://www.aygfsteel.com/decode360/archive/2009/07/22/292752.html'>阅读全文</a><img src ="http://www.aygfsteel.com/decode360/aggbug/292752.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/decode360/" target="_blank">decode360</a> 2009-07-22 22:57 <a href="http://www.aygfsteel.com/decode360/archive/2009/07/22/292752.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>Oracle ASM介绍</title><link>http://www.aygfsteel.com/decode360/archive/2009/07/16/287770.html</link><dc:creator>decode360</dc:creator><author>decode360</author><pubDate>Thu, 16 Jul 2009 15:05:00 GMT</pubDate><guid>http://www.aygfsteel.com/decode360/archive/2009/07/16/287770.html</guid><wfw:comment>http://www.aygfsteel.com/decode360/comments/287770.html</wfw:comment><comments>http://www.aygfsteel.com/decode360/archive/2009/07/16/287770.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/decode360/comments/commentRss/287770.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/decode360/services/trackbacks/287770.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: Oracle 10g在安装的时候必��要选择的一个文件存储方式的选项�Q�可以选择“文件系�l�”、“ASM”、“裸讑֤�”。其中ASM现在已经���来���多的应用到实践中。ASM的时候，可以使Oracle��q��OS文�g�pȝ��的约束，使得�Ҏ��件管理时更加方便�Q�同时也改善了很多的����g属性。当�Ӟ��使用ASM需要专门配�|�、创��Z��个ASM���盘�l�。下面找了些文章介绍一下，初步了解ASM�?nbsp;&nbsp;<a href='http://www.aygfsteel.com/decode360/archive/2009/07/16/287770.html'>阅读全文</a><img src ="http://www.aygfsteel.com/decode360/aggbug/287770.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/decode360/" target="_blank">decode360</a> 2009-07-16 23:05 <a href="http://www.aygfsteel.com/decode360/archive/2009/07/16/287770.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>Oracle高水位线(HWM)及性能优化[转]</title><link>http://www.aygfsteel.com/decode360/archive/2009/07/14/287767.html</link><dc:creator>decode360</dc:creator><author>decode360</author><pubDate>Tue, 14 Jul 2009 14:27:00 GMT</pubDate><guid>http://www.aygfsteel.com/decode360/archive/2009/07/14/287767.html</guid><wfw:comment>http://www.aygfsteel.com/decode360/comments/287767.html</wfw:comment><comments>http://www.aygfsteel.com/decode360/archive/2009/07/14/287767.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/decode360/comments/commentRss/287767.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/decode360/services/trackbacks/287767.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 又一���强文！&nbsp;&nbsp;<a href='http://www.aygfsteel.com/decode360/archive/2009/07/14/287767.html'>阅读全文</a><img src ="http://www.aygfsteel.com/decode360/aggbug/287767.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/decode360/" target="_blank">decode360</a> 2009-07-14 22:27 <a href="http://www.aygfsteel.com/decode360/archive/2009/07/14/287767.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>Oracle中的move命��o</title><link>http://www.aygfsteel.com/decode360/archive/2009/07/13/287766.html</link><dc:creator>decode360</dc:creator><author>decode360</author><pubDate>Mon, 13 Jul 2009 13:49:00 GMT</pubDate><guid>http://www.aygfsteel.com/decode360/archive/2009/07/13/287766.html</guid><wfw:comment>http://www.aygfsteel.com/decode360/comments/287766.html</wfw:comment><comments>http://www.aygfsteel.com/decode360/archive/2009/07/13/287766.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/decode360/comments/commentRss/287766.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/decode360/services/trackbacks/287766.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: �?i开始，oracle开始提供Move的命令。我们通常使用�q�个命��o�Q�将一个table segment从一个tablespace�U�d��到另一个tablespace。Move实际上是在block之间物理的copy数据�Q�那么，我们可以通过�q�种方式来降低table的HWM。我们先通过一个实验来看看move是如何移动数据的�?nbsp;&nbsp;<a href='http://www.aygfsteel.com/decode360/archive/2009/07/13/287766.html'>阅读全文</a><img src ="http://www.aygfsteel.com/decode360/aggbug/287766.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/decode360/" target="_blank">decode360</a> 2009-07-13 21:49 <a href="http://www.aygfsteel.com/decode360/archive/2009/07/13/287766.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>ASSM下的Shrink命��o应用</title><link>http://www.aygfsteel.com/decode360/archive/2009/07/12/287765.html</link><dc:creator>decode360</dc:creator><author>decode360</author><pubDate>Sun, 12 Jul 2009 15:05:00 GMT</pubDate><guid>http://www.aygfsteel.com/decode360/archive/2009/07/12/287765.html</guid><wfw:comment>http://www.aygfsteel.com/decode360/comments/287765.html</wfw:comment><comments>http://www.aygfsteel.com/decode360/archive/2009/07/12/287765.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/decode360/comments/commentRss/287765.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/decode360/services/trackbacks/287765.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: �?0g开始，oracle开始提供Shrink的命令，假如我们的表�I�间中支持自动段�I�间���理(ASSM)�Q�就可以使用�q�个�Ҏ��羃���段�Q�即降低HWM。这里需要强调一点，10g的这个新�Ҏ��，仅对ASSM表空间有效，否则会报 ORA-10635: Invalid segment or tablespace type。在�q�里�Q�我们来讨论如何对一个ASSM的segment回收���费的空间�?&nbsp;&nbsp;<a href='http://www.aygfsteel.com/decode360/archive/2009/07/12/287765.html'>阅读全文</a><img src ="http://www.aygfsteel.com/decode360/aggbug/287765.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/decode360/" target="_blank">decode360</a> 2009-07-12 23:05 <a href="http://www.aygfsteel.com/decode360/archive/2009/07/12/287765.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>ASSM基础了解</title><link>http://www.aygfsteel.com/decode360/archive/2009/07/10/287763.html</link><dc:creator>decode360</dc:creator><author>decode360</author><pubDate>Fri, 10 Jul 2009 15:47:00 GMT</pubDate><guid>http://www.aygfsteel.com/decode360/archive/2009/07/10/287763.html</guid><wfw:comment>http://www.aygfsteel.com/decode360/comments/287763.html</wfw:comment><comments>http://www.aygfsteel.com/decode360/archive/2009/07/10/287763.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/decode360/comments/commentRss/287763.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/decode360/services/trackbacks/287763.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: ASSM(Auto Segment Space Management)是Oracle内部�q�行segment���理的一�U�方式，与之对应的是MSSM(Manual Segment Space Management)。由于在使用DBCA创徏实例旉���要选择�Q�所以专门去了解了一下这个概��c��没惛_��水还挺深�Q�最�q�没旉���研究了，所以只了解一下这个概�늚�定义�Q�一些具体的东西�Q�eygle和piner两位大�{已经研究得比较透彻了，留下传送门�{�以后有�I�Z��再来慢慢拜读。注�Q�ASSM必须工作在LMT下�?nbsp;&nbsp;<a href='http://www.aygfsteel.com/decode360/archive/2009/07/10/287763.html'>阅读全文</a><img src ="http://www.aygfsteel.com/decode360/aggbug/287763.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/decode360/" target="_blank">decode360</a> 2009-07-10 23:47 <a href="http://www.aygfsteel.com/decode360/archive/2009/07/10/287763.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>本地���理表空�?LMT)</title><link>http://www.aygfsteel.com/decode360/archive/2009/07/09/287762.html</link><dc:creator>decode360</dc:creator><author>decode360</author><pubDate>Thu, 09 Jul 2009 14:41:00 GMT</pubDate><guid>http://www.aygfsteel.com/decode360/archive/2009/07/09/287762.html</guid><wfw:comment>http://www.aygfsteel.com/decode360/comments/287762.html</wfw:comment><comments>http://www.aygfsteel.com/decode360/archive/2009/07/09/287762.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/decode360/comments/commentRss/287762.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/decode360/services/trackbacks/287762.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 来学习一下LMT(Locally Managed Tablespace)的知识。虽然这个现在已�l�很���用��C���Q�而且基本上默认创建的SYSTEM都已�l�是LMT的了�Q�这��h��无法再创建DMT的。所以说�q�种�Ҏ��其实已经没有什么熟�l�掌握的必要了，但是作�ؓ丰富知识的作用，�q�是可以了解一下的�Q�因为毕竟也�q�是���尝会碰到这个概��c�?nbsp;&nbsp;<a href='http://www.aygfsteel.com/decode360/archive/2009/07/09/287762.html'>阅读全文</a><img src ="http://www.aygfsteel.com/decode360/aggbug/287762.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/decode360/" target="_blank">decode360</a> 2009-07-09 22:41 <a href="http://www.aygfsteel.com/decode360/archive/2009/07/09/287762.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>Oracle中的�q�制转换</title><link>http://www.aygfsteel.com/decode360/archive/2009/07/02/287755.html</link><dc:creator>decode360</dc:creator><author>decode360</author><pubDate>Thu, 02 Jul 2009 14:15:00 GMT</pubDate><guid>http://www.aygfsteel.com/decode360/archive/2009/07/02/287755.html</guid><wfw:comment>http://www.aygfsteel.com/decode360/comments/287755.html</wfw:comment><comments>http://www.aygfsteel.com/decode360/archive/2009/07/02/287755.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/decode360/comments/commentRss/287755.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/decode360/services/trackbacks/287755.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 本文通过创徏一个Oracle的各�U�进制之间的转换函数包，来了解一下Oracle的Package、Procdure、Function、Type�{�等元素的基本特性，以及�q�些元素之间的相互关�p�R��不�q�最值得借鉴的还是这个包的作者的�~�码习惯�Q�这的是非常赏心悦目的一�D�代码啊�Q�包括注释结构也很美。注�Q�实例来源于�|�络�Q�我能够扑ֈ�的网址是：http://www.laozizhu.com/view-Oracle%E9%87%8C%E4%BA%8C%E8%BF%9B%E5%88%B6%E3%80%81%E5%85%AB%E8%BF%9B%E5%88%B6%E3%80%81%E5%8D%81%E8%BF%9B%E5%88%B6%E3%80%81%E5%8D%81%E5%85%AD%E8%BF%9B%E5%88%B6%E4%B9%8B%E9%97%B4%E7%9A%84%E4%BA%92%E7%9B%B8%E8%BD%AC%E6%8D%A2-18961.htm (汗，好长的汉字网址…�?&nbsp;&nbsp;<a href='http://www.aygfsteel.com/decode360/archive/2009/07/02/287755.html'>阅读全文</a><img src ="http://www.aygfsteel.com/decode360/aggbug/287755.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/decode360/" target="_blank">decode360</a> 2009-07-02 22:15 <a href="http://www.aygfsteel.com/decode360/archive/2009/07/02/287755.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>高��复制、流复制、备库的区别</title><link>http://www.aygfsteel.com/decode360/archive/2009/06/30/287753.html</link><dc:creator>decode360</dc:creator><author>decode360</author><pubDate>Tue, 30 Jun 2009 14:54:00 GMT</pubDate><guid>http://www.aygfsteel.com/decode360/archive/2009/06/30/287753.html</guid><wfw:comment>http://www.aygfsteel.com/decode360/comments/287753.html</wfw:comment><comments>http://www.aygfsteel.com/decode360/archive/2009/06/30/287753.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/decode360/comments/commentRss/287753.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/decode360/services/trackbacks/287753.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 公司目前需要做一个与生��库实时同步的备库�Q�于是做了一些技术选择。基本上来说�Q�最省事的当然就是做个DG�Q�但是对�pȝ������g、操作系�l�的要求比较高，不可能再弄台���机搞这玩意。所以只能排除。另外物化视图也是比较方便的�Ҏ���Q�但是因为是需要整库备份，很明显是不切实际的。基本上可选的技术也只有高��复制和流复制两种了。流复制的配�|�比较麻烦，而且应用也不是很成熟�Q�但是功能强大。高�U�复制虽然要���单一些，但是也只能支持Table�U�，所以在两者之间还是很困惑�Q�专门找了一些材料对比一下�?nbsp;&nbsp;<a href='http://www.aygfsteel.com/decode360/archive/2009/06/30/287753.html'>阅读全文</a><img src ="http://www.aygfsteel.com/decode360/aggbug/287753.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/decode360/" target="_blank">decode360</a> 2009-06-30 22:54 <a href="http://www.aygfsteel.com/decode360/archive/2009/06/30/287753.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>GLOBAL_NAMES参数研究</title><link>http://www.aygfsteel.com/decode360/archive/2009/06/27/287749.html</link><dc:creator>decode360</dc:creator><author>decode360</author><pubDate>Sat, 27 Jun 2009 12:49:00 GMT</pubDate><guid>http://www.aygfsteel.com/decode360/archive/2009/06/27/287749.html</guid><wfw:comment>http://www.aygfsteel.com/decode360/comments/287749.html</wfw:comment><comments>http://www.aygfsteel.com/decode360/archive/2009/06/27/287749.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/decode360/comments/commentRss/287749.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/decode360/services/trackbacks/287749.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 最�q�在配置Stream�Ӟ��发现必须要把GLOBAL_NAMES参数的指讄���为TRUE�Q�具体原因�ؓ何不知。但是发现在讄���了该参数之后�Q�数据库每天的物化视囑ֈ�新出��C��问题。之后查明原因，是DBLINK出现了问题。随后研�I�了一下GLOBAL_NAMES�q�个参数�Q�发现其实很有意思的事情是：GLOBAL_NAMES参数�q�不是用来控制GLOBAL_NAME的，而是用来限制DBLINK的��用。下面简单了解一下这个参敎ͼ�&nbsp;&nbsp;<a href='http://www.aygfsteel.com/decode360/archive/2009/06/27/287749.html'>阅读全文</a><img src ="http://www.aygfsteel.com/decode360/aggbug/287749.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/decode360/" target="_blank">decode360</a> 2009-06-27 20:49 <a href="http://www.aygfsteel.com/decode360/archive/2009/06/27/287749.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>Oracle自定义聚集函�?/title><link>http://www.aygfsteel.com/decode360/archive/2009/06/26/287748.html</link><dc:creator>decode360</dc:creator><author>decode360</author><pubDate>Fri, 26 Jun 2009 13:43:00 GMT</pubDate><guid>http://www.aygfsteel.com/decode360/archive/2009/06/26/287748.html</guid><wfw:comment>http://www.aygfsteel.com/decode360/comments/287748.html</wfw:comment><comments>http://www.aygfsteel.com/decode360/archive/2009/06/26/287748.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/decode360/comments/commentRss/287748.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/decode360/services/trackbacks/287748.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 在yangtingkun博客上看到很早以前的一���文章，是用一个type来自定义聚集函数的，觉得非常���奇�Q�想想用普通的函数定义�q�真的是不能满��需求，只能用Oracle的说明来做。开始死�zȝ��不懂�q�个type定义的原理，发现参数传入传出的好�ȝ���Q�后来在�|�上找了Oracle的文档，发现�q�是Oracle规定的固定格式，而且函数名也是确定的�Q�貌��D����h��能依�ơ调用。下面简单了解一下：&nbsp;&nbsp;<a href='http://www.aygfsteel.com/decode360/archive/2009/06/26/287748.html'>阅读全文</a><img src ="http://www.aygfsteel.com/decode360/aggbug/287748.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/decode360/" target="_blank">decode360</a> 2009-06-26 21:43 <a href="http://www.aygfsteel.com/decode360/archive/2009/06/26/287748.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>Streams���复制的异常�����?/title><link>http://www.aygfsteel.com/decode360/archive/2009/06/24/287746.html</link><dc:creator>decode360</dc:creator><author>decode360</author><pubDate>Wed, 24 Jun 2009 13:53:00 GMT</pubDate><guid>http://www.aygfsteel.com/decode360/archive/2009/06/24/287746.html</guid><wfw:comment>http://www.aygfsteel.com/decode360/comments/287746.html</wfw:comment><comments>http://www.aygfsteel.com/decode360/archive/2009/06/24/287746.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/decode360/comments/commentRss/287746.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/decode360/services/trackbacks/287746.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 在��用Streams���复制的�q�程中，遇到各种错误的时候很常见。在Oracle的文�?Oracle? Streams Concepts and Administration 10g Release 2)上提供了一个异常检���方案。即可以通过Oracle自己的数据字典，来确定具体的传输内容�Q�以便作出相应的调整&nbsp;&nbsp;<a href='http://www.aygfsteel.com/decode360/archive/2009/06/24/287746.html'>阅读全文</a><img src ="http://www.aygfsteel.com/decode360/aggbug/287746.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/decode360/" target="_blank">decode360</a> 2009-06-24 21:53 <a href="http://www.aygfsteel.com/decode360/archive/2009/06/24/287746.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>PMON failed to acquire latch, see PMON dump</title><link>http://www.aygfsteel.com/decode360/archive/2009/06/23/287745.html</link><dc:creator>decode360</dc:creator><author>decode360</author><pubDate>Tue, 23 Jun 2009 13:42:00 GMT</pubDate><guid>http://www.aygfsteel.com/decode360/archive/2009/06/23/287745.html</guid><wfw:comment>http://www.aygfsteel.com/decode360/comments/287745.html</wfw:comment><comments>http://www.aygfsteel.com/decode360/archive/2009/06/23/287745.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/decode360/comments/commentRss/287745.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/decode360/services/trackbacks/287745.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 今天在关闭数据库的时候，shutdown immediate之后�pȝ�����hang住了�Q�其他进�E�也�q�不上库。查看了alert.log日志�Q�发现大量出现“PMON failed to acquire latch, see PMON dump”这个错误，到网上查了一下，据说是个bug�Q�在一���博文上扑ֈ�了解决的办法�Q?nbsp;&nbsp;<a href='http://www.aygfsteel.com/decode360/archive/2009/06/23/287745.html'>阅读全文</a><img src ="http://www.aygfsteel.com/decode360/aggbug/287745.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/decode360/" target="_blank">decode360</a> 2009-06-23 21:42 <a href="http://www.aygfsteel.com/decode360/archive/2009/06/23/287745.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>从DUMP函数说开�?/title><link>http://www.aygfsteel.com/decode360/archive/2009/06/17/287736.html</link><dc:creator>decode360</dc:creator><author>decode360</author><pubDate>Wed, 17 Jun 2009 15:08:00 GMT</pubDate><guid>http://www.aygfsteel.com/decode360/archive/2009/06/17/287736.html</guid><wfw:comment>http://www.aygfsteel.com/decode360/comments/287736.html</wfw:comment><comments>http://www.aygfsteel.com/decode360/archive/2009/06/17/287736.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/decode360/comments/commentRss/287736.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/decode360/services/trackbacks/287736.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 因�ؓ最�q�研�I�字�W�集�Q�所以对于Oracle内部的一些存储模式��生了一些兴���，据说DUMP�q�个函数的功能非常强大，所以专门研�I�了一下。当然研�I�的都比较初�U�，只是了解一下。具体哪里可以用到暂时还不知�?-_-||| �Q�另外对字符集的转换�{�一些函��C��了解一下：&nbsp;&nbsp;<a href='http://www.aygfsteel.com/decode360/archive/2009/06/17/287736.html'>阅读全文</a><img src ="http://www.aygfsteel.com/decode360/aggbug/287736.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/decode360/" target="_blank">decode360</a> 2009-06-17 23:08 <a href="http://www.aygfsteel.com/decode360/archive/2009/06/17/287736.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>ORACLE字符集研�I?/title><link>http://www.aygfsteel.com/decode360/archive/2009/06/16/287734.html</link><dc:creator>decode360</dc:creator><author>decode360</author><pubDate>Tue, 16 Jun 2009 14:31:00 GMT</pubDate><guid>http://www.aygfsteel.com/decode360/archive/2009/06/16/287734.html</guid><wfw:comment>http://www.aygfsteel.com/decode360/comments/287734.html</wfw:comment><comments>http://www.aygfsteel.com/decode360/archive/2009/06/16/287734.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/decode360/comments/commentRss/287734.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/decode360/services/trackbacks/287734.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 对字�W�集的认识一直都处于一知半解的状态，目前打算要做不同字符集的库之间数据传��|��所以专门研�I�了一下数据库的字�W�集问题。�{了一���很详细的论文来�Q�论文就是不一��P��讲得非常�l�致全面�Q�是很好的字�W�集入门材料。下面是正文�Q?nbsp;&nbsp;<a href='http://www.aygfsteel.com/decode360/archive/2009/06/16/287734.html'>阅读全文</a><img src ="http://www.aygfsteel.com/decode360/aggbug/287734.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/decode360/" target="_blank">decode360</a> 2009-06-16 22:31 <a href="http://www.aygfsteel.com/decode360/archive/2009/06/16/287734.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>DUMP操作介绍</title><link>http://www.aygfsteel.com/decode360/archive/2009/06/10/282877.html</link><dc:creator>decode360</dc:creator><author>decode360</author><pubDate>Wed, 10 Jun 2009 14:39:00 GMT</pubDate><guid>http://www.aygfsteel.com/decode360/archive/2009/06/10/282877.html</guid><wfw:comment>http://www.aygfsteel.com/decode360/comments/282877.html</wfw:comment><comments>http://www.aygfsteel.com/decode360/archive/2009/06/10/282877.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/decode360/comments/commentRss/282877.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/decode360/services/trackbacks/282877.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 写在前面�Q�其实dump操作是很���单的事情�Q�但是对于像我这��L��新手可能�q�是会有很多搞不明白的事情，所以打���简单说明一下：首先大家所说的�?** dump出来的意思，���是用户自己对进�E�中的一些事件进行trace�Q�然后会在udump文�g目录下��生trace记录�Q�可以查看到当时内存的情��c�?nbsp;&nbsp;<a href='http://www.aygfsteel.com/decode360/archive/2009/06/10/282877.html'>阅读全文</a><img src ="http://www.aygfsteel.com/decode360/aggbug/282877.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/decode360/" target="_blank">decode360</a> 2009-06-10 22:39 <a href="http://www.aygfsteel.com/decode360/archive/2009/06/10/282877.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>Oracle用户锁定�{�操�?/title><link>http://www.aygfsteel.com/decode360/archive/2009/05/30/292672.html</link><dc:creator>decode360</dc:creator><author>decode360</author><pubDate>Sat, 30 May 2009 15:02:00 GMT</pubDate><guid>http://www.aygfsteel.com/decode360/archive/2009/05/30/292672.html</guid><wfw:comment>http://www.aygfsteel.com/decode360/comments/292672.html</wfw:comment><comments>http://www.aygfsteel.com/decode360/archive/2009/05/30/292672.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/decode360/comments/commentRss/292672.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/decode360/services/trackbacks/292672.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 今天需要对用户�q�行锁定操作�Q�发现居然不知道操作的命令格式，找来扑֎�也没扑ֈ��Q�还是上�|�查一下。其实只是一个简单的操作�Q�就是修改密码、用户锁定、密码过期这3个操作，��Z��避免忘记�Q�特地在�q�里��C��下。最后还附有Oracle默认安装后的用户及意义，也了解一下�?<br>&nbsp;&nbsp;<a href='http://www.aygfsteel.com/decode360/archive/2009/05/30/292672.html'>阅读全文</a><img src ="http://www.aygfsteel.com/decode360/aggbug/292672.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/decode360/" target="_blank">decode360</a> 2009-05-30 23:02 <a href="http://www.aygfsteel.com/decode360/archive/2009/05/30/292672.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>$ lsnrctl start 错误的解�?/title><link>http://www.aygfsteel.com/decode360/archive/2009/05/28/292679.html</link><dc:creator>decode360</dc:creator><author>decode360</author><pubDate>Thu, 28 May 2009 15:18:00 GMT</pubDate><guid>http://www.aygfsteel.com/decode360/archive/2009/05/28/292679.html</guid><wfw:comment>http://www.aygfsteel.com/decode360/comments/292679.html</wfw:comment><comments>http://www.aygfsteel.com/decode360/archive/2009/05/28/292679.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/decode360/comments/commentRss/292679.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/decode360/services/trackbacks/292679.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 在刚安装完Oracle之后���发现监听器起不��h���Q�每��?$lsnrctl start 都报以下错误�Q?<br>&nbsp;&nbsp;<a href='http://www.aygfsteel.com/decode360/archive/2009/05/28/292679.html'>阅读全文</a><img src ="http://www.aygfsteel.com/decode360/aggbug/292679.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/decode360/" target="_blank">decode360</a> 2009-05-28 23:18 <a href="http://www.aygfsteel.com/decode360/archive/2009/05/28/292679.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>ORA_ROWSCN [转]</title><link>http://www.aygfsteel.com/decode360/archive/2009/05/24/292671.html</link><dc:creator>decode360</dc:creator><author>decode360</author><pubDate>Sun, 24 May 2009 13:11:00 GMT</pubDate><guid>http://www.aygfsteel.com/decode360/archive/2009/05/24/292671.html</guid><wfw:comment>http://www.aygfsteel.com/decode360/comments/292671.html</wfw:comment><comments>http://www.aygfsteel.com/decode360/archive/2009/05/24/292671.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/decode360/comments/commentRss/292671.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/decode360/services/trackbacks/292671.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 了解一�?0g之后可以新加入的伪劣ORA_ROWSCN�Q�在判断表的更新旉����Q�是否有记录被修改的时候比较有用。而且�?i之后�Q�SCN号已�l�可以和旉���互相转换了，所以��用�v来是比较方便的。但是要注意的有几个事情�Q?nbsp;&nbsp;<a href='http://www.aygfsteel.com/decode360/archive/2009/05/24/292671.html'>阅读全文</a><img src ="http://www.aygfsteel.com/decode360/aggbug/292671.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/decode360/" target="_blank">decode360</a> 2009-05-24 21:11 <a href="http://www.aygfsteel.com/decode360/archive/2009/05/24/292671.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>数据库一致性研�I�【附Oracle SCN�?/title><link>http://www.aygfsteel.com/decode360/archive/2009/05/04/292668.html</link><dc:creator>decode360</dc:creator><author>decode360</author><pubDate>Mon, 04 May 2009 14:42:00 GMT</pubDate><guid>http://www.aygfsteel.com/decode360/archive/2009/05/04/292668.html</guid><wfw:comment>http://www.aygfsteel.com/decode360/comments/292668.html</wfw:comment><comments>http://www.aygfsteel.com/decode360/archive/2009/05/04/292668.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/decode360/comments/commentRss/292668.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/decode360/services/trackbacks/292668.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要:  一直在���保证数据库的一致性，但是到底什么是一致性，一般的DBMS如何保证数据库的一致性的�Q�对�q�个问题一直都没有一个很直观、完整的认识�Q�所以专门研�I�了一下数据库的一致性问题，学习的结果如下：
<br>&nbsp;&nbsp;<a href='http://www.aygfsteel.com/decode360/archive/2009/05/04/292668.html'>阅读全文</a><img src ="http://www.aygfsteel.com/decode360/aggbug/292668.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/decode360/" target="_blank">decode360</a> 2009-05-04 22:42 <a href="http://www.aygfsteel.com/decode360/archive/2009/05/04/292668.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>Oracle不同版本同主机安装记�?/title><link>http://www.aygfsteel.com/decode360/archive/2009/05/01/292667.html</link><dc:creator>decode360</dc:creator><author>decode360</author><pubDate>Fri, 01 May 2009 14:44:00 GMT</pubDate><guid>http://www.aygfsteel.com/decode360/archive/2009/05/01/292667.html</guid><wfw:comment>http://www.aygfsteel.com/decode360/comments/292667.html</wfw:comment><comments>http://www.aygfsteel.com/decode360/archive/2009/05/01/292667.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/decode360/comments/commentRss/292667.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/decode360/services/trackbacks/292667.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: �W�记本的性能�q�可以，2G内存�?G主频双核CPU�Q�以前一直也没发挥什么大的作用，于是惌���多几个版本的Oracle来做���试。就下蝲了从9i�?1g�?个版本的Oracle�Q�还有OWB、BI�{�一些OUI软�g�Q�一��h��安装一下，但是�W�一�ơ的安装�q�不太顺利，很多环境配置都出了问题，�W�二�ơ全部卸载之后又参考了�|�上的一些资料，配置了N久�ȝ��是顺利装上了�Q�介�l�一下经验：
<br>&nbsp;&nbsp;<a href='http://www.aygfsteel.com/decode360/archive/2009/05/01/292667.html'>阅读全文</a><img src ="http://www.aygfsteel.com/decode360/aggbug/292667.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/decode360/" target="_blank">decode360</a> 2009-05-01 22:44 <a href="http://www.aygfsteel.com/decode360/archive/2009/05/01/292667.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>物化视图几个知识�?/title><link>http://www.aygfsteel.com/decode360/archive/2009/04/16/292665.html</link><dc:creator>decode360</dc:creator><author>decode360</author><pubDate>Thu, 16 Apr 2009 14:36:00 GMT</pubDate><guid>http://www.aygfsteel.com/decode360/archive/2009/04/16/292665.html</guid><wfw:comment>http://www.aygfsteel.com/decode360/comments/292665.html</wfw:comment><comments>http://www.aygfsteel.com/decode360/archive/2009/04/16/292665.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/decode360/comments/commentRss/292665.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/decode360/services/trackbacks/292665.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 本文主要内容包括�Q?<br>1、如何��源表的数据变化不影响物化视图的快速刷�?<br>2、徏好物化视囑֐��Q�当�����或者源表的�l�构发生变化对物化视囑ֈ�新的影响�?nbsp;&nbsp;<a href='http://www.aygfsteel.com/decode360/archive/2009/04/16/292665.html'>阅读全文</a><img src ="http://www.aygfsteel.com/decode360/aggbug/292665.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/decode360/" target="_blank">decode360</a> 2009-04-16 22:36 <a href="http://www.aygfsteel.com/decode360/archive/2009/04/16/292665.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>关于Log的一些操�?/title><link>http://www.aygfsteel.com/decode360/archive/2009/04/09/292034.html</link><dc:creator>decode360</dc:creator><author>decode360</author><pubDate>Thu, 09 Apr 2009 15:19:00 GMT</pubDate><guid>http://www.aygfsteel.com/decode360/archive/2009/04/09/292034.html</guid><wfw:comment>http://www.aygfsteel.com/decode360/comments/292034.html</wfw:comment><comments>http://www.aygfsteel.com/decode360/archive/2009/04/09/292034.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/decode360/comments/commentRss/292034.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/decode360/services/trackbacks/292034.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 最�q�一直受��C��一些Log的操作问题，很多问题都被集中遇到了，于是攉���了各�U�资料，�q�行一下统一的学习。从自己遇到问题的几个方面做了解�{�。很多资料来自ASKTOM。这是很有用也很重要的内宏V�?nbsp;&nbsp;<a href='http://www.aygfsteel.com/decode360/archive/2009/04/09/292034.html'>阅读全文</a><img src ="http://www.aygfsteel.com/decode360/aggbug/292034.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/decode360/" target="_blank">decode360</a> 2009-04-09 23:19 <a href="http://www.aygfsteel.com/decode360/archive/2009/04/09/292034.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>大表查询的执行计划问�?/title><link>http://www.aygfsteel.com/decode360/archive/2009/04/05/292032.html</link><dc:creator>decode360</dc:creator><author>decode360</author><pubDate>Sun, 05 Apr 2009 14:22:00 GMT</pubDate><guid>http://www.aygfsteel.com/decode360/archive/2009/04/05/292032.html</guid><wfw:comment>http://www.aygfsteel.com/decode360/comments/292032.html</wfw:comment><comments>http://www.aygfsteel.com/decode360/archive/2009/04/05/292032.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/decode360/comments/commentRss/292032.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/decode360/services/trackbacks/292032.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: �q�篇文章举例说明了大表在各种存储模式下进行查询时的执行计划。不同的字段查询会�Ş成相对应的执行计划，而且对于索引的INDEX FAST FULL SCAN也有一个�D例，对全表扫描和快速烦引扫描有很好的说明用处。非常牛��|��&nbsp;&nbsp;<a href='http://www.aygfsteel.com/decode360/archive/2009/04/05/292032.html'>阅读全文</a><img src ="http://www.aygfsteel.com/decode360/aggbug/292032.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/decode360/" target="_blank">decode360</a> 2009-04-05 22:22 <a href="http://www.aygfsteel.com/decode360/archive/2009/04/05/292032.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item></channel></rss>                                                 <footer>
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