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Oracle Tweeters
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Jul 31 2009, 3:24 PM EDT |
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Twitter)Twitter) OracleOpenWorld (Blog, Wiki, Twitter) Oracle/IBM (Mix, Twitter, LinkedIn) (Oracle/IBM Integrated Solutions) Oracleonp (Mix, Twitter) (Oracle/IBM Integrated Solutions on IBM Power) Oracleonx (Mix, Twitter) (Oracle/IBM Integrated Solutions on IBM System x) Oracleonz (Mix
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Oracle Tweeters
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Jul 31 2009, 3:19 PM EDT |
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Twitter Twitter)) OracleOpenWorld (Blog, Wiki, Twitter) Oracle/IBM (Mix, Twitter, LinkedIn) (Oracle/IBM Integrated Solutions) Oracleonp (Mix, Twitter) (Oracle/IBM Integrated Solutions on IBM Power) Oracleonx (Mix, Twitter) (Oracle/IBM Integrated Solutions on IBM System x) Oracleonz (Mix
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Oracle Tweeters
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Jul 31 2009, 3:17 PM EDT |
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ORACLEINTHAIORACLEINTH(Blog|Twitter) OracleOpenWorld (Blog, Wiki, Twitter) Oracle/IBM (Mix, Twitter, LinkedIn) (Oracle/IBM Integrated Solutions) Oracleonp (Mix, Twitter) (Oracle/IBM Integrated Solutions on IBM Power) Oracleonx (Mix, Twitter) (Oracle/IBM Integrated Solutions
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Oracle Tweeters
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Jul 31 2009, 3:17 PM EDT |
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ORACLEINTHAI(Blog|Twitter) OracleOpenWorld (Blog, Wiki, Twitter) Oracle/IBM (Mix, Twitter, LinkedIn) (Oracle/IBM Integrated Solutions) Oracleonp (Mix, Twitter) (Oracle/IBM Integrated Solutions on IBM Power) Oracleonx (Mix, Twitter) (Oracle/IBM Integrated Solutions on IBM System x)
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(Word count: 680)
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My Profile
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May 14 2009, 4:48 AM EDT |
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There were content changes to your 'My Profile' page.
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Mutex
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Feb 27 2009, 10:54 AM EST |
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latachlatch protects one or more hot objects, the latch itself can become a serialization point when accessing any of the objects protected by that latch.
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List of Oracle-related blogs
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Jan 17 2009, 2:55 AM EST |
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There were only format changes (bold, italics, etc.) in this version. See this version for details.
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Oracle Tweeters
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Jan 17 2009, 2:52 AM EST |
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5 words added
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(Blogger, LinkedIn) Tim Bonnemann Tim Dexter Tim Hall(Blog, Oracle Wiki, Mix, OracleCommunity, Pownce, Jaiku, LinkedIn, FriendFeed, identi.ca) Tug Grall Umesh Patel (Blog) Vijay Rajan H.Tonguç Yılmaz (Blog - ACE Profile - Facebook -
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Oracle Community
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Jan 11 2009, 12:02 AM EST |
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Diagnostics Collection Script
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Dec 16 2008, 11:36 PM EST |
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When invoked with the –collect option, the script generates, in the local directory, the four files. Mainly, basData.tar.gz contains log files from the $ORACLE/BASE/admin directory.
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Diagnostics Collection Script
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Dec 16 2008, 11:00 PM EST |
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Created by Dec 16 2008, 11:00 PM EST for: no reason given
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Mutex
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Oct 21 2008, 11:30 AM EDT |
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Mutex-Protected Operations:A mutex is another protection mechanisms that can protect critical operations. From Oracle database V. 10.2.0.2 and later, a SELECT from the V$SQLSTATV$SQLSTATS view is protected by mutexes. The use of mutex-protectd operations is significantly faster than latched operations. The child cursor lists are protected by mutexes.
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Mutex
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Oct 19 2008, 3:02 PM EDT |
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Mutex
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Oct 19 2008, 2:59 PM EDT |
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Latch typically protect multiple objects. when a latach protects one or more hot objects, the latch itself can become a serialization point when accessing any
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Mutex
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Oct 19 2008, 2:55 PM EDT |
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Created by Oct 19 2008, 2:55 PM EDT for: no reason given
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level on event# 10046
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Oct 12 2008, 5:00 AM EDT |
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but can also be used to spot full table scans and index scans. 12 - As Level 1 PLUS both trace bind values and waitsExample:SQL> oradebug setospid 12925Oracle pid: 29, Unix process pid: 12925, image: oracle@testhost (TNS V1-V3)SQL> oradebug event 10046 trace
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level on event# 10046
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Oct 12 2008, 4:49 AM EDT |
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Created by Oct 12 2008, 4:49 AM EDT for: no reason given
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How ORACLE CBO Calculate Join Cardinality with Join Elimination Filter?
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Oct 8 2008, 12:10 PM EDT |
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ORACLE chose the selectivity as 1/NDV of the table that not filtered, in our case T1(NVD of join column)=30, Oracle expects max NDV in the
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How ORACLE CBO Calculate Join Cardinality with Join Elimination Filter?
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Oct 8 2008, 11:10 AM EDT |
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Created by Oct 8 2008, 11:10 AM EDT for: no reason given
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Oracle Tweeters
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Aug 14 2008, 12:28 AM EDT |
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2 images added
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Change:
There were only format changes (bold, italics, etc.) in this version. See this version for details.
(Word count: 386)
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