Oracle和MySQL - 博客园

Oracle Open World 2011 信息汇总

摘要： OpenWorld Content Catalog可以从OpenWorld Content Catalog https://oracleus.wingateweb.com/scheduler/eventcatalog/eventCatalog.do 上下载到本次OOW 2011的persentations。 Oracle Open World 大会预计10月2-6日在旧金山莫斯肯中心举行，本贴会对... 阅读全文

posted @ 2013-03-19 00:47 Oracle和MySQL 阅读(167) 评论(0) 推荐(0)

了解Oracle内核代码层的作用

摘要： Oracle RDBMS Kernel 的代码分成多层次，如一书所介绍的：其中部分代码层的作用:The cache layer (KC)The cache layer manages the database buffer cache. It uses operatingsystem dependent facilities for data file I/O, provides concurre... 阅读全文

posted @ 2013-03-19 00:47 Oracle和MySQL 阅读(200) 评论(0) 推荐(0)

Slide:如何安装Oracle one-off 临时小补丁及注意事项 by Maclean.liu

摘要：如何安装Oracle one off临时小补丁及注意事项 View more documents from Maclean Liu 阅读全文

posted @ 2013-03-19 00:47 Oracle和MySQL 阅读(144) 评论(0) 推荐(0)

来看看甲骨文CEO拉里的豪宅

摘要： Oracle甲骨文CEO Larry Ellison是一个彻头彻尾的日本文化爱好者(剑与菊花?)，其位于美国加州,阿瑟顿,伊萨贝拉大道的日式豪宅目前的市值约1600万美元(不算贵的离谱)，占地1.75亩，面积8000平方尺，拥有7间卧室和7.5间浴室。这是一幢精致的日式建筑，据称其创意来源于日本京都的房屋。有人觉得这栋房子看上去像是16世纪日本大名居住的御所(Larry玩信长的野望?敌在本能寺！)... 阅读全文

posted @ 2013-03-19 00:47 Oracle和MySQL 阅读(388) 评论(0) 推荐(0)

Exadata Database Machine Host的操作系统OS版本

摘要：之前有同事问我Exadata用的是什么操作系统这个问题？最早Oracle与HP合作的Exadata V1采用的是Oracle Enterprise Linux，而Oracle-Sun Exadata V2则目前还仅提供OEL，但是已经通过了Solaris -11 Express在 Exadata V2上的测试，所以很快Exadata V2将会有Solaris的选择。目前现有的Exadata X2... 阅读全文

posted @ 2013-03-19 00:47 Oracle和MySQL 阅读(316) 评论(0) 推荐(0)

了解Oracle RAC Brain Split Resolution

摘要：了解Oracle rac brain split resolution View more documents from Maclean Liu 阅读全文

posted @ 2013-03-19 00:47 Oracle和MySQL 阅读(113) 评论(0) 推荐(0)

Round-Trip Time

摘要： Round-trip time when running "select 1 from dual" (includes network time but not connect time) on this database. SolutionIf this is high, contact your network administrator to understand network lat... 阅读全文

posted @ 2013-03-19 00:47 Oracle和MySQL 阅读(240) 评论(0) 推荐(0)

Seconds in wait

摘要： The term "seconds in wait" means the number of seconds that a SQL Statement, Database User, etc. was waiting on an event. It is possible that the total number of "seconds in wait" exceeds the total am... 阅读全文

posted @ 2013-03-19 00:47 Oracle和MySQL 阅读(274) 评论(0) 推荐(0)

cell statistics gather等待事件

摘要： This is an Exadata wait event that occurs when a session is reading information from V$CELL, V$CELL_THREAD_HISTORY and other assocociated views/tables in this same category.SolutionsThis is not a very... 阅读全文

posted @ 2013-03-19 00:47 Oracle和MySQL 阅读(188) 评论(0) 推荐(0)

control file parallel write等待事件

摘要： This event occurs when a server process is updating all copies of the controlfile.Controlfile updates occur in the following situations:A checkpoint is reachedThe session starts a control file transac... 阅读全文

posted @ 2013-03-19 00:47 Oracle和MySQL 阅读(243) 评论(0) 推荐(0)

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