﻿<?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>BlogJava-Decode360's Blog-随笔分类-07.Oracle</title><link>http://www.blogjava.net/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刷新的问题</title><link>http://www.blogjava.net/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.blogjava.net/decode360/archive/2009/08/31/294867.html</guid><wfw:comment>http://www.blogjava.net/decode360/comments/294867.html</wfw:comment><comments>http://www.blogjava.net/decode360/archive/2009/08/31/294867.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.blogjava.net/decode360/comments/commentRss/294867.html</wfw:commentRss><trackback:ping>http://www.blogjava.net/decode360/services/trackbacks/294867.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 最近在工作中遇到一个问题，是关于物化视图的刷新的，对实际数据产生了比较大的影响。虽然犯得错误很低级，主要是由于对一些概念的不清晰造成的，但是仍然觉得有必要将这个问题记下来，以免悲剧再次发生。<br>&nbsp;&nbsp;<a href='http://www.blogjava.net/decode360/archive/2009/08/31/294867.html'>阅读全文</a><img src ="http://www.blogjava.net/decode360/aggbug/294867.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.blogjava.net/decode360/" target="_blank">decode360</a> 2009-08-31 22:41 <a href="http://www.blogjava.net/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.blogjava.net/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.blogjava.net/decode360/archive/2009/08/29/294865.html</guid><wfw:comment>http://www.blogjava.net/decode360/comments/294865.html</wfw:comment><comments>http://www.blogjava.net/decode360/archive/2009/08/29/294865.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.blogjava.net/decode360/comments/commentRss/294865.html</wfw:commentRss><trackback:ping>http://www.blogjava.net/decode360/services/trackbacks/294865.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 因为该装的Oracle版本基本上都装过了，最近打算尝试一下新鲜事物，于是下了Oracle XE打算安装到公司的机子上，因为原先装的9i也基本属于停用状态。这次安装还是遇到了一些问题，在这里记载一下：&nbsp;&nbsp;<a href='http://www.blogjava.net/decode360/archive/2009/08/29/294865.html'>阅读全文</a><img src ="http://www.blogjava.net/decode360/aggbug/294865.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.blogjava.net/decode360/" target="_blank">decode360</a> 2009-08-29 21:07 <a href="http://www.blogjava.net/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.blogjava.net/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.blogjava.net/decode360/archive/2009/08/28/294864.html</guid><wfw:comment>http://www.blogjava.net/decode360/comments/294864.html</wfw:comment><comments>http://www.blogjava.net/decode360/archive/2009/08/28/294864.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.blogjava.net/decode360/comments/commentRss/294864.html</wfw:commentRss><trackback:ping>http://www.blogjava.net/decode360/services/trackbacks/294864.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 最近要用到OEM，发现在Linux下面装的Oracle默认没有打开console，所以需要手动开启一下。找了点资料，也遇到了一些困难，就顺便学习一下相关的知识。把要记录的东西都记下来，也把错误贴出来，希望可以对别人有所帮助。&nbsp;&nbsp;<a href='http://www.blogjava.net/decode360/archive/2009/08/28/294864.html'>阅读全文</a><img src ="http://www.blogjava.net/decode360/aggbug/294864.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.blogjava.net/decode360/" target="_blank">decode360</a> 2009-08-28 21:56 <a href="http://www.blogjava.net/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约束的启用和停用</title><link>http://www.blogjava.net/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.blogjava.net/decode360/archive/2009/07/26/292756.html</guid><wfw:comment>http://www.blogjava.net/decode360/comments/292756.html</wfw:comment><comments>http://www.blogjava.net/decode360/archive/2009/07/26/292756.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.blogjava.net/decode360/comments/commentRss/292756.html</wfw:commentRss><trackback:ping>http://www.blogjava.net/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，我已经在以前的《Constraint基础概念》、《Constraint的简单操作》两篇文章中有过比较详细的介绍了，但是对于如何停用和启用constraint没有作特别的描述，以至于在使用PLSQL中无法忽略constraint而逐步进行数据的更改，所以在这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.blogjava.net/decode360/archive/2009/07/26/292756.html'>阅读全文</a><img src ="http://www.blogjava.net/decode360/aggbug/292756.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.blogjava.net/decode360/" target="_blank">decode360</a> 2009-07-26 22:17 <a href="http://www.blogjava.net/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.blogjava.net/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.blogjava.net/decode360/archive/2009/07/25/292755.html</guid><wfw:comment>http://www.blogjava.net/decode360/comments/292755.html</wfw:comment><comments>http://www.blogjava.net/decode360/archive/2009/07/25/292755.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.blogjava.net/decode360/comments/commentRss/292755.html</wfw:commentRss><trackback:ping>http://www.blogjava.net/decode360/services/trackbacks/292755.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 在Oracle10g以前，tablespace的name是不可以随意修改的，只能drop掉之后重建，但是在10g之后，oracle加入了修改的功能，除了system和sysaux两个表空间外，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.blogjava.net/decode360/archive/2009/07/25/292755.html'>阅读全文</a><img src ="http://www.blogjava.net/decode360/aggbug/292755.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.blogjava.net/decode360/" target="_blank">decode360</a> 2009-07-25 22:03 <a href="http://www.blogjava.net/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.blogjava.net/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.blogjava.net/decode360/archive/2009/07/24/292754.html</guid><wfw:comment>http://www.blogjava.net/decode360/comments/292754.html</wfw:comment><comments>http://www.blogjava.net/decode360/archive/2009/07/24/292754.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.blogjava.net/decode360/comments/commentRss/292754.html</wfw:commentRss><trackback:ping>http://www.blogjava.net/decode360/services/trackbacks/292754.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: Oracle的数据文件大小是有限制的，最近在创建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，但是作为DBA是必须要了解的。具体的问题是这样的：&nbsp;&nbsp;<a href='http://www.blogjava.net/decode360/archive/2009/07/24/292754.html'>阅读全文</a><img src ="http://www.blogjava.net/decode360/aggbug/292754.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.blogjava.net/decode360/" target="_blank">decode360</a> 2009-07-24 22:38 <a href="http://www.blogjava.net/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技术学习</title><link>http://www.blogjava.net/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.blogjava.net/decode360/archive/2009/07/22/292752.html</guid><wfw:comment>http://www.blogjava.net/decode360/comments/292752.html</wfw:comment><comments>http://www.blogjava.net/decode360/archive/2009/07/22/292752.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.blogjava.net/decode360/comments/commentRss/292752.html</wfw:commentRss><trackback:ping>http://www.blogjava.net/decode360/services/trackbacks/292752.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 即将要在工作中用到Stream了，没办法只好临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，打算最近就照着这个学了。不过最近实在是忙得没时间搞这个东西，把地址收录进来，等过几天开始慢慢看吧。改天再记几篇自己的学习心得，原文就不再转载了。&nbsp;&nbsp;<a href='http://www.blogjava.net/decode360/archive/2009/07/22/292752.html'>阅读全文</a><img src ="http://www.blogjava.net/decode360/aggbug/292752.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.blogjava.net/decode360/" target="_blank">decode360</a> 2009-07-22 22:57 <a href="http://www.blogjava.net/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.blogjava.net/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.blogjava.net/decode360/archive/2009/07/16/287770.html</guid><wfw:comment>http://www.blogjava.net/decode360/comments/287770.html</wfw:comment><comments>http://www.blogjava.net/decode360/archive/2009/07/16/287770.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.blogjava.net/decode360/comments/commentRss/287770.html</wfw:commentRss><trackback:ping>http://www.blogjava.net/decode360/services/trackbacks/287770.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: Oracle 10g在安装的时候必须要选择的一个文件存储方式的选项，可以选择“文件系统”、“ASM”、“裸设备”。其中ASM现在已经越来越多的应用到实践中。ASM的时候，可以使Oracle脱离OS文件系统的约束，使得对文件管理时更加方便，同时也改善了很多的硬件属性。当然，使用ASM需要专门配置、创建一个ASM磁盘组。下面找了些文章介绍一下，初步了解ASM。&nbsp;&nbsp;<a href='http://www.blogjava.net/decode360/archive/2009/07/16/287770.html'>阅读全文</a><img src ="http://www.blogjava.net/decode360/aggbug/287770.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.blogjava.net/decode360/" target="_blank">decode360</a> 2009-07-16 23:05 <a href="http://www.blogjava.net/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.blogjava.net/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.blogjava.net/decode360/archive/2009/07/14/287767.html</guid><wfw:comment>http://www.blogjava.net/decode360/comments/287767.html</wfw:comment><comments>http://www.blogjava.net/decode360/archive/2009/07/14/287767.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.blogjava.net/decode360/comments/commentRss/287767.html</wfw:commentRss><trackback:ping>http://www.blogjava.net/decode360/services/trackbacks/287767.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 又一篇强文！&nbsp;&nbsp;<a href='http://www.blogjava.net/decode360/archive/2009/07/14/287767.html'>阅读全文</a><img src ="http://www.blogjava.net/decode360/aggbug/287767.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.blogjava.net/decode360/" target="_blank">decode360</a> 2009-07-14 22:27 <a href="http://www.blogjava.net/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命令</title><link>http://www.blogjava.net/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.blogjava.net/decode360/archive/2009/07/13/287766.html</guid><wfw:comment>http://www.blogjava.net/decode360/comments/287766.html</wfw:comment><comments>http://www.blogjava.net/decode360/archive/2009/07/13/287766.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.blogjava.net/decode360/comments/commentRss/287766.html</wfw:commentRss><trackback:ping>http://www.blogjava.net/decode360/services/trackbacks/287766.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 从8i开始，oracle开始提供Move的命令。我们通常使用这个命令，将一个table segment从一个tablespace移动到另一个tablespace。Move实际上是在block之间物理的copy数据，那么，我们可以通过这种方式来降低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.blogjava.net/decode360/archive/2009/07/13/287766.html'>阅读全文</a><img src ="http://www.blogjava.net/decode360/aggbug/287766.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.blogjava.net/decode360/" target="_blank">decode360</a> 2009-07-13 21:49 <a href="http://www.blogjava.net/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命令应用</title><link>http://www.blogjava.net/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.blogjava.net/decode360/archive/2009/07/12/287765.html</guid><wfw:comment>http://www.blogjava.net/decode360/comments/287765.html</wfw:comment><comments>http://www.blogjava.net/decode360/archive/2009/07/12/287765.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.blogjava.net/decode360/comments/commentRss/287765.html</wfw:commentRss><trackback:ping>http://www.blogjava.net/decode360/services/trackbacks/287765.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 从10g开始，oracle开始提供Shrink的命令，假如我们的表空间中支持自动段空间管理(ASSM)，就可以使用这个特性缩小段，即降低HWM。这里需要强调一点，10g的这个新特性，仅对ASSM表空间有效，否则会报 ORA-10635: Invalid segment or tablespace type。在这里，我们来讨论如何对一个ASSM的segment回收浪费的空间。 &nbsp;&nbsp;<a href='http://www.blogjava.net/decode360/archive/2009/07/12/287765.html'>阅读全文</a><img src ="http://www.blogjava.net/decode360/aggbug/287765.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.blogjava.net/decode360/" target="_blank">decode360</a> 2009-07-12 23:05 <a href="http://www.blogjava.net/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.blogjava.net/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.blogjava.net/decode360/archive/2009/07/10/287763.html</guid><wfw:comment>http://www.blogjava.net/decode360/comments/287763.html</wfw:comment><comments>http://www.blogjava.net/decode360/archive/2009/07/10/287763.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.blogjava.net/decode360/comments/commentRss/287763.html</wfw:commentRss><trackback:ping>http://www.blogjava.net/decode360/services/trackbacks/287763.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: ASSM(Auto Segment Space Management)是Oracle内部进行segment管理的一种方式，与之对应的是MSSM(Manual Segment Space Management)。由于在使用DBCA创建实例时需要选择，所以专门去了解了一下这个概念。没想到水还挺深，最近没时间研究了，所以只了解一下这个概念的定义，一些具体的东西，eygle和piner两位大佬已经研究得比较透彻了，留下传送门等以后有空了再来慢慢拜读。注：ASSM必须工作在LMT下。&nbsp;&nbsp;<a href='http://www.blogjava.net/decode360/archive/2009/07/10/287763.html'>阅读全文</a><img src ="http://www.blogjava.net/decode360/aggbug/287763.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.blogjava.net/decode360/" target="_blank">decode360</a> 2009-07-10 23:47 <a href="http://www.blogjava.net/decode360/archive/2009/07/10/287763.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>本地管理表空间(LMT)</title><link>http://www.blogjava.net/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.blogjava.net/decode360/archive/2009/07/09/287762.html</guid><wfw:comment>http://www.blogjava.net/decode360/comments/287762.html</wfw:comment><comments>http://www.blogjava.net/decode360/archive/2009/07/09/287762.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.blogjava.net/decode360/comments/commentRss/287762.html</wfw:commentRss><trackback:ping>http://www.blogjava.net/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。虽然这个现在已经很少用到了，而且基本上默认创建的SYSTEM都已经是LMT的了，这样是无法再创建DMT的。所以说这种方法其实已经没有什么熟练掌握的必要了，但是作为丰富知识的作用，还是可以了解一下的，因为毕竟也还是尝尝会碰到这个概念。&nbsp;&nbsp;<a href='http://www.blogjava.net/decode360/archive/2009/07/09/287762.html'>阅读全文</a><img src ="http://www.blogjava.net/decode360/aggbug/287762.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.blogjava.net/decode360/" target="_blank">decode360</a> 2009-07-09 22:41 <a href="http://www.blogjava.net/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中的进制转换</title><link>http://www.blogjava.net/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.blogjava.net/decode360/archive/2009/07/02/287755.html</guid><wfw:comment>http://www.blogjava.net/decode360/comments/287755.html</wfw:comment><comments>http://www.blogjava.net/decode360/archive/2009/07/02/287755.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.blogjava.net/decode360/comments/commentRss/287755.html</wfw:commentRss><trackback:ping>http://www.blogjava.net/decode360/services/trackbacks/287755.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 本文通过创建一个Oracle的各种进制之间的转换函数包，来了解一下Oracle的Package、Procdure、Function、Type等等元素的基本特性，以及这些元素之间的相互关系。不过最值得借鉴的还是这个包的作者的编码习惯，这的是非常赏心悦目的一段代码啊，包括注释结构也很美。注：实例来源于网络，我能够找到的网址是：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.blogjava.net/decode360/archive/2009/07/02/287755.html'>阅读全文</a><img src ="http://www.blogjava.net/decode360/aggbug/287755.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.blogjava.net/decode360/" target="_blank">decode360</a> 2009-07-02 22:15 <a href="http://www.blogjava.net/decode360/archive/2009/07/02/287755.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>高级复制、流复制、备库的区别</title><link>http://www.blogjava.net/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.blogjava.net/decode360/archive/2009/06/30/287753.html</guid><wfw:comment>http://www.blogjava.net/decode360/comments/287753.html</wfw:comment><comments>http://www.blogjava.net/decode360/archive/2009/06/30/287753.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.blogjava.net/decode360/comments/commentRss/287753.html</wfw:commentRss><trackback:ping>http://www.blogjava.net/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产库实时同步的备库，于是做了一些技术选择。基本上来说，最省事的当然就是做个DG，但是对系统硬件、操作系统的要求比较高，不可能再弄台小机搞这玩意。所以只能排除。另外物化视图也是比较方便的方法，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级复制和流复制两种了。流复制的配置比较麻烦，而且应用也不是很成熟，但是功能强大。高级复制虽然要简单一些，但是也只能支持Table级，所以在两者之间还是很困惑，专门找了一些材料对比一下。&nbsp;&nbsp;<a href='http://www.blogjava.net/decode360/archive/2009/06/30/287753.html'>阅读全文</a><img src ="http://www.blogjava.net/decode360/aggbug/287753.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.blogjava.net/decode360/" target="_blank">decode360</a> 2009-06-30 22:54 <a href="http://www.blogjava.net/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.blogjava.net/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.blogjava.net/decode360/archive/2009/06/27/287749.html</guid><wfw:comment>http://www.blogjava.net/decode360/comments/287749.html</wfw:comment><comments>http://www.blogjava.net/decode360/archive/2009/06/27/287749.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.blogjava.net/decode360/comments/commentRss/287749.html</wfw:commentRss><trackback:ping>http://www.blogjava.net/decode360/services/trackbacks/287749.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 最近在配置Stream时，发现必须要把GLOBAL_NAMES参数的指设置为TRUE，具体原因为何不知。但是发现在设置了该参数之后，数据库每天的物化视图刷新出现了问题。之后查明原因，是DBLINK出现了问题。随后研究了一下GLOBAL_NAMES这个参数，发现其实很有意思的事情是：GLOBAL_NAMES参数并不是用来控制GLOBAL_NAME的，而是用来限制DBLINK的使用。下面简单了解一下这个参数：&nbsp;&nbsp;<a href='http://www.blogjava.net/decode360/archive/2009/06/27/287749.html'>阅读全文</a><img src ="http://www.blogjava.net/decode360/aggbug/287749.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.blogjava.net/decode360/" target="_blank">decode360</a> 2009-06-27 20:49 <a href="http://www.blogjava.net/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自定义聚集函数</title><link>http://www.blogjava.net/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.blogjava.net/decode360/archive/2009/06/26/287748.html</guid><wfw:comment>http://www.blogjava.net/decode360/comments/287748.html</wfw:comment><comments>http://www.blogjava.net/decode360/archive/2009/06/26/287748.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.blogjava.net/decode360/comments/commentRss/287748.html</wfw:commentRss><trackback:ping>http://www.blogjava.net/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篇文章，是用一个type来自定义聚集函数的，觉得非常神奇，想想用普通的函数定义还真的是不能满足需求，只能用Oracle的说明来做。开始死活看不懂这个type定义的原理，发现参数传入传出的好麻烦，后来在网上找了Oracle的文档，发现这是Oracle规定的固定格式，而且函数名也是确定的，貌似这样才能依次调用。下面简单了解一下：&nbsp;&nbsp;<a href='http://www.blogjava.net/decode360/archive/2009/06/26/287748.html'>阅读全文</a><img src ="http://www.blogjava.net/decode360/aggbug/287748.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.blogjava.net/decode360/" target="_blank">decode360</a> 2009-06-26 21:43 <a href="http://www.blogjava.net/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流复制的异常检测</title><link>http://www.blogjava.net/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.blogjava.net/decode360/archive/2009/06/24/287746.html</guid><wfw:comment>http://www.blogjava.net/decode360/comments/287746.html</wfw:comment><comments>http://www.blogjava.net/decode360/archive/2009/06/24/287746.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.blogjava.net/decode360/comments/commentRss/287746.html</wfw:commentRss><trackback:ping>http://www.blogjava.net/decode360/services/trackbacks/287746.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 在使用Streams流复制的过程中，遇到各种错误的时候很常见。在Oracle的文档(Oracle? Streams Concepts and Administration 10g Release 2)上提供了一个异常检测方案。即可以通过Oracle自己的数据字典，来确定具体的传输内容，以便作出相应的调整&nbsp;&nbsp;<a href='http://www.blogjava.net/decode360/archive/2009/06/24/287746.html'>阅读全文</a><img src ="http://www.blogjava.net/decode360/aggbug/287746.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.blogjava.net/decode360/" target="_blank">decode360</a> 2009-06-24 21:53 <a href="http://www.blogjava.net/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.blogjava.net/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.blogjava.net/decode360/archive/2009/06/23/287745.html</guid><wfw:comment>http://www.blogjava.net/decode360/comments/287745.html</wfw:comment><comments>http://www.blogjava.net/decode360/archive/2009/06/23/287745.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.blogjava.net/decode360/comments/commentRss/287745.html</wfw:commentRss><trackback:ping>http://www.blogjava.net/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之后系统就hang住了，其他进程也连不上库。查看了alert.log日志，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，在一篇博文上找到了解决的办法：&nbsp;&nbsp;<a href='http://www.blogjava.net/decode360/archive/2009/06/23/287745.html'>阅读全文</a><img src ="http://www.blogjava.net/decode360/aggbug/287745.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.blogjava.net/decode360/" target="_blank">decode360</a> 2009-06-23 21:42 <a href="http://www.blogjava.net/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函数说开去</title><link>http://www.blogjava.net/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.blogjava.net/decode360/archive/2009/06/17/287736.html</guid><wfw:comment>http://www.blogjava.net/decode360/comments/287736.html</wfw:comment><comments>http://www.blogjava.net/decode360/archive/2009/06/17/287736.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.blogjava.net/decode360/comments/commentRss/287736.html</wfw:commentRss><trackback:ping>http://www.blogjava.net/decode360/services/trackbacks/287736.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 因为最近研究字符集，所以对于Oracle内部的一些存储模式产生了一些兴趣，据说DUMP这个函数的功能非常强大，所以专门研究了一下。当然研究的都比较初级，只是了解一下。具体哪里可以用到暂时还不知道 -_-||| ，另外对字符集的转换等一些函数也了解一下：&nbsp;&nbsp;<a href='http://www.blogjava.net/decode360/archive/2009/06/17/287736.html'>阅读全文</a><img src ="http://www.blogjava.net/decode360/aggbug/287736.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.blogjava.net/decode360/" target="_blank">decode360</a> 2009-06-17 23:08 <a href="http://www.blogjava.net/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字符集研究</title><link>http://www.blogjava.net/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.blogjava.net/decode360/archive/2009/06/16/287734.html</guid><wfw:comment>http://www.blogjava.net/decode360/comments/287734.html</wfw:comment><comments>http://www.blogjava.net/decode360/archive/2009/06/16/287734.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.blogjava.net/decode360/comments/commentRss/287734.html</wfw:commentRss><trackback:ping>http://www.blogjava.net/decode360/services/trackbacks/287734.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 对字符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导，所以专门研究了一下数据库的字符集问题。转了一篇很详细的论文来，论文就是不一样，讲得非常细致全面，是很好的字符集入门材料。下面是正文：&nbsp;&nbsp;<a href='http://www.blogjava.net/decode360/archive/2009/06/16/287734.html'>阅读全文</a><img src ="http://www.blogjava.net/decode360/aggbug/287734.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.blogjava.net/decode360/" target="_blank">decode360</a> 2009-06-16 22:31 <a href="http://www.blogjava.net/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.blogjava.net/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.blogjava.net/decode360/archive/2009/06/10/282877.html</guid><wfw:comment>http://www.blogjava.net/decode360/comments/282877.html</wfw:comment><comments>http://www.blogjava.net/decode360/archive/2009/06/10/282877.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.blogjava.net/decode360/comments/commentRss/282877.html</wfw:commentRss><trackback:ping>http://www.blogjava.net/decode360/services/trackbacks/282877.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 写在前面：其实dump操作是很简单的事情，但是对于像我这样的新手可能还是会有很多搞不明白的事情，所以打算简单说明一下：首先大家所说的把*** dump出来的意思，就是用户自己对进程中的一些事件进行trace，然后会在udump文件目录下产生trace记录，可以查看到当时内存的情况。&nbsp;&nbsp;<a href='http://www.blogjava.net/decode360/archive/2009/06/10/282877.html'>阅读全文</a><img src ="http://www.blogjava.net/decode360/aggbug/282877.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.blogjava.net/decode360/" target="_blank">decode360</a> 2009-06-10 22:39 <a href="http://www.blogjava.net/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用户锁定等操作</title><link>http://www.blogjava.net/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.blogjava.net/decode360/archive/2009/05/30/292672.html</guid><wfw:comment>http://www.blogjava.net/decode360/comments/292672.html</wfw:comment><comments>http://www.blogjava.net/decode360/archive/2009/05/30/292672.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.blogjava.net/decode360/comments/commentRss/292672.html</wfw:commentRss><trackback:ping>http://www.blogjava.net/decode360/services/trackbacks/292672.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 今天需要对用户进行锁定操作，发现居然不知道操作的命令格式，找来找去也没找到，还是上网查一下。其实只是一个简单的操作，就是修改密码、用户锁定、密码过期这3个操作，为了避免忘记，特地在这里记一下。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.blogjava.net/decode360/archive/2009/05/30/292672.html'>阅读全文</a><img src ="http://www.blogjava.net/decode360/aggbug/292672.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.blogjava.net/decode360/" target="_blank">decode360</a> 2009-05-30 23:02 <a href="http://www.blogjava.net/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 错误的解决</title><link>http://www.blogjava.net/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.blogjava.net/decode360/archive/2009/05/28/292679.html</guid><wfw:comment>http://www.blogjava.net/decode360/comments/292679.html</wfw:comment><comments>http://www.blogjava.net/decode360/archive/2009/05/28/292679.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.blogjava.net/decode360/comments/commentRss/292679.html</wfw:commentRss><trackback:ping>http://www.blogjava.net/decode360/services/trackbacks/292679.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 在刚安装完Oracle之后就发现监听器起不起来，每次 $lsnrctl start 都报以下错误：<br>&nbsp;&nbsp;<a href='http://www.blogjava.net/decode360/archive/2009/05/28/292679.html'>阅读全文</a><img src ="http://www.blogjava.net/decode360/aggbug/292679.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.blogjava.net/decode360/" target="_blank">decode360</a> 2009-05-28 23:18 <a href="http://www.blogjava.net/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.blogjava.net/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.blogjava.net/decode360/archive/2009/05/24/292671.html</guid><wfw:comment>http://www.blogjava.net/decode360/comments/292671.html</wfw:comment><comments>http://www.blogjava.net/decode360/archive/2009/05/24/292671.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.blogjava.net/decode360/comments/commentRss/292671.html</wfw:commentRss><trackback:ping>http://www.blogjava.net/decode360/services/trackbacks/292671.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 了解一下10g之后可以新加入的伪劣ORA_ROWSCN，在判断表的更新时间，是否有记录被修改的时候比较有用。而且在9i之后，SCN号已经可以和时间互相转换了，所以使用起来是比较方便的。但是要注意的有几个事情：&nbsp;&nbsp;<a href='http://www.blogjava.net/decode360/archive/2009/05/24/292671.html'>阅读全文</a><img src ="http://www.blogjava.net/decode360/aggbug/292671.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.blogjava.net/decode360/" target="_blank">decode360</a> 2009-05-24 21:11 <a href="http://www.blogjava.net/decode360/archive/2009/05/24/292671.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>数据库一致性研究【附Oracle SCN】</title><link>http://www.blogjava.net/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.blogjava.net/decode360/archive/2009/05/04/292668.html</guid><wfw:comment>http://www.blogjava.net/decode360/comments/292668.html</wfw:comment><comments>http://www.blogjava.net/decode360/archive/2009/05/04/292668.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.blogjava.net/decode360/comments/commentRss/292668.html</wfw:commentRss><trackback:ping>http://www.blogjava.net/decode360/services/trackbacks/292668.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要:  一直在将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？对这个问题一直都没有一个很直观、完整的认识，所以专门研究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.blogjava.net/decode360/archive/2009/05/04/292668.html'>阅读全文</a><img src ="http://www.blogjava.net/decode360/aggbug/292668.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.blogjava.net/decode360/" target="_blank">decode360</a> 2009-05-04 22:42 <a href="http://www.blogjava.net/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录</title><link>http://www.blogjava.net/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.blogjava.net/decode360/archive/2009/05/01/292667.html</guid><wfw:comment>http://www.blogjava.net/decode360/comments/292667.html</wfw:comment><comments>http://www.blogjava.net/decode360/archive/2009/05/01/292667.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.blogjava.net/decode360/comments/commentRss/292667.html</wfw:commentRss><trackback:ping>http://www.blogjava.net/decode360/services/trackbacks/292667.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 笔记本的性能还可以，2G内存、2G主频双核CPU，以前一直也没发挥什么大的作用，于是想装多几个版本的Oracle来做测试。就下载了从9i到11g的3个版本的Oracle，还有OWB、BI等一些OUI软件，一起来安装一下，但是第一次的安装并不太顺利，很多环境配置都出了问题，第二次全部卸载之后又参考了网上的一些资料，配置了N久总算是顺利装上了，介绍一下经验：<br>&nbsp;&nbsp;<a href='http://www.blogjava.net/decode360/archive/2009/05/01/292667.html'>阅读全文</a><img src ="http://www.blogjava.net/decode360/aggbug/292667.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.blogjava.net/decode360/" target="_blank">decode360</a> 2009-05-01 22:44 <a href="http://www.blogjava.net/decode360/archive/2009/05/01/292667.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>物化视图几个知识点</title><link>http://www.blogjava.net/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.blogjava.net/decode360/archive/2009/04/16/292665.html</guid><wfw:comment>http://www.blogjava.net/decode360/comments/292665.html</wfw:comment><comments>http://www.blogjava.net/decode360/archive/2009/04/16/292665.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.blogjava.net/decode360/comments/commentRss/292665.html</wfw:commentRss><trackback:ping>http://www.blogjava.net/decode360/services/trackbacks/292665.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 本文主要内容包括：<br>1、如何使源表的数据变化不影响物化视图的快速刷新<br>2、建好物化视图后，当基表或者源表的结构发生变化对物化视图刷新的影响。&nbsp;&nbsp;<a href='http://www.blogjava.net/decode360/archive/2009/04/16/292665.html'>阅读全文</a><img src ="http://www.blogjava.net/decode360/aggbug/292665.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.blogjava.net/decode360/" target="_blank">decode360</a> 2009-04-16 22:36 <a href="http://www.blogjava.net/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的一些操作</title><link>http://www.blogjava.net/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.blogjava.net/decode360/archive/2009/04/09/292034.html</guid><wfw:comment>http://www.blogjava.net/decode360/comments/292034.html</wfw:comment><comments>http://www.blogjava.net/decode360/archive/2009/04/09/292034.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.blogjava.net/decode360/comments/commentRss/292034.html</wfw:commentRss><trackback:ping>http://www.blogjava.net/decode360/services/trackbacks/292034.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 最近一直受困于一些Log的操作问题，很多问题都被集中遇到了，于是收集了各种资料，进行一下统一的学习。从自己遇到问题的几个方面做了解答。很多资料来自ASKTOM。这是很有用也很重要的内容。&nbsp;&nbsp;<a href='http://www.blogjava.net/decode360/archive/2009/04/09/292034.html'>阅读全文</a><img src ="http://www.blogjava.net/decode360/aggbug/292034.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.blogjava.net/decode360/" target="_blank">decode360</a> 2009-04-09 23:19 <a href="http://www.blogjava.net/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题</title><link>http://www.blogjava.net/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.blogjava.net/decode360/archive/2009/04/05/292032.html</guid><wfw:comment>http://www.blogjava.net/decode360/comments/292032.html</wfw:comment><comments>http://www.blogjava.net/decode360/archive/2009/04/05/292032.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.blogjava.net/decode360/comments/commentRss/292032.html</wfw:commentRss><trackback:ping>http://www.blogjava.net/decode360/services/trackbacks/292032.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 这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。不同的字段查询会形成相对应的执行计划，而且对于索引的INDEX FAST FULL SCAN也有一个举例，对全表扫描和快速索引扫描有很好的说明用处。非常牛逼！&nbsp;&nbsp;<a href='http://www.blogjava.net/decode360/archive/2009/04/05/292032.html'>阅读全文</a><img src ="http://www.blogjava.net/decode360/aggbug/292032.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.blogjava.net/decode360/" target="_blank">decode360</a> 2009-04-05 22:22 <a href="http://www.blogjava.net/decode360/archive/2009/04/05/292032.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item></channel></rss>