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My Oracle World

Wednesday, April 09, 2014. Direct read decision statistcs driven, small table threshold and direct path reads on partitioned tables in 11.2.0.3 (Part 2). This is continuation of my last post. Regarding direct path reads on partitioned tables in Oracle 11.2.0.3. To recap, the behavior I observed is that direct path reads will be performed if number of blocks for all partitions that will be accessed exceeds small table threshold value. Is lower than 200. What is direct read decision statistics driven.

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My Oracle World | oracle-tech.blogspot.com Reviews

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Wednesday, April 09, 2014. Direct read decision statistcs driven, small table threshold and direct path reads on partitioned tables in 11.2.0.3 (Part 2). This is continuation of my last post. Regarding direct path reads on partitioned tables in Oracle 11.2.0.3. To recap, the behavior I observed is that direct path reads will be performed if number of blocks for all partitions that will be accessed exceeds small table threshold value. Is lower than 200. What is direct read decision statistics driven.

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4 small table threshold

5 and part 2

6 in this example

7 parameter

8 stay tuned

9 posted by

10 mihajlo tekic

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my oracle world,anyway,for more information,small table threshold,and part 2,in this example,parameter,stay tuned,posted by,mihajlo tekic,2 comments,email this,blogthis,share to twitter,share to facebook,share to pinterest,and hacking session,else,update

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My Oracle World | oracle-tech.blogspot.com Reviews

https://oracle-tech.blogspot.com

Wednesday, April 09, 2014. Direct read decision statistcs driven, small table threshold and direct path reads on partitioned tables in 11.2.0.3 (Part 2). This is continuation of my last post. Regarding direct path reads on partitioned tables in Oracle 11.2.0.3. To recap, the behavior I observed is that direct path reads will be performed if number of blocks for all partitions that will be accessed exceeds small table threshold value. Is lower than 200. What is direct read decision statistics driven.

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My Oracle World: September 2007

http://oracle-tech.blogspot.com/2007_09_01_archive.html

Sunday, September 16, 2007. Query to determine the clustering factor before you create the index. I found the following query useful to determine the clustering factor for the indexes that has not been created yet. Select count(1) clustering factor. Select dbms rowid.rowid block number(rowid) block no,. List of the indexed columns. Count(1) num rows,. LAG(dbms rowid.rowid block number(rowid). List of the indexed columns. Group by dbms rowid.rowid block number(rowid),. List of the indexed columns. The res...

2

My Oracle World: January 2009

http://oracle-tech.blogspot.com/2009_01_01_archive.html

Sunday, January 25, 2009. Review: uCertify PrepKit 1Z0-047. I was asked by uCertify. To review their preparation kit product. I am currently preparing myself for Oracle 1Z0-047 Oracle Database: SQL Certified Expert Exam. And I thought this could be a good chance for me test my current knowledge and chose to review their preparation kit for exactly this exam. ( Link. My study strategy is read the official documentation and practice, practice, practice. There are also number of questions that are pretty ch...

3

My Oracle World: July 2008

http://oracle-tech.blogspot.com/2008_07_01_archive.html

Thursday, July 31, 2008. Metalink, SCM, the error and the good stuff. Yesterday I got an e-mail from Oracle Support letting me know about the new Metalink interface which is supposed to go live this Fall:. Dear MetaLink Customer,. I clicked on the link, that was supposed to redirect me to Metalink, and I got one very fancy schmancy login page. Well, actually, it is the Software Configuration Manager (SCM). I put in my login credentials and . I got an error message " IO Error Error #2032. Searching the Kn...

4

My Oracle World: Find the enabled events using ORADEBUG EVENTDUMP

http://oracle-tech.blogspot.com/2014/03/find-enabled-events-using-oradebug.html

Saturday, March 15, 2014. Find the enabled events using ORADEBUG EVENTDUMP. Just a quick note on how to use ORADEBUG in order to find events that are enabled on system or session level. Starting from Oracle 10.2 you could use ORADEBUG EVENTDUMP in order to get all events enabled either on session or system level. (not sure if this is available in 10.1). Where level is either system, process or session:. For demonstration purposes I will set three events, two on session and one on system level. This note ...

5

My Oracle World: Query to determine the clustering factor before you create the index

http://oracle-tech.blogspot.com/2007/09/query-to-determine-clustering-factor.html

Sunday, September 16, 2007. Query to determine the clustering factor before you create the index. I found the following query useful to determine the clustering factor for the indexes that has not been created yet. Select count(1) clustering factor. Select dbms rowid.rowid block number(rowid) block no,. List of the indexed columns. Count(1) num rows,. LAG(dbms rowid.rowid block number(rowid). List of the indexed columns. Group by dbms rowid.rowid block number(rowid),. List of the indexed columns. The res...

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Free Open Air Wireless: декември 2005

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Free Open Air Wireless. Среда, декември 28, 2005. На 2712.2005 година во просториите на Агеницијата за Електронски Комуникации. Posted by BURGLAR at 1:49 претпладне. Вторник, декември 27, 2005. Filed under: Интернет Јован @ 16:32. Posted by BURGLAR at 4:06 претпладне. Понеделник, декември 19, 2005. Упс паднаа и првите тужби. Posted by BURGLAR at 2:32 попладне. Free Open Air Ðµ Ð Ð Ð Ð ÐµÑ Ðµ Ð Ð Ñ ÐÐ Ð Ð Ð Ð Ð Ñ Ðµ Ð ÐµÐ Ð Ñ Ð Ð Ð Ñ ÐµÐ Ð Ð Ð Ð ÐºÐ Ð Ñ Ðµ.Ð Ñ Ð Ð Ñ Ñ Ð ÐµÑ ÐµÐ Ð Ñ Ðµ SkopjeWiFi. 1047;&#1...

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Free Open Air Wireless: март 2006

http://freeopenair.blogspot.com/2006_03_01_archive.html

Free Open Air Wireless. Недела, март 26, 2006. Апел за ПОМОШ на Малата Фиданка. Таа е мала Фиданка која има проблеми со слухот и говорот има само 11 години а и се потребни средства за операција во Р.Хрватска. Оригиналното барање од нејзините родители со жиросметката и мобилниот телефон за донации ви го презентирам во продолжение на текстот:. Прибирање сретства за хуманитарна цел. Со оваа операција ќе може да слуша и да се вброи со другите нормални деца. Со почит и голема благодарност. Среда, март 15, 2006.

database.com.mk

Monitor I/O performance on Solaris with iopattern DTrace script and Oracle Database 12c with pluggable database

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Oracle, MS SQL Server, SQL, PL/SQL, T-SQL, Shell, Tuning, Unix, Linux. Sql server 2008 (mkd). You are here: Home. Monitor I/O performance on Solaris with DTrace script and Oracle Database 12c with pluggable database. July 8, 2013. Middot; Leave a Comment. Of course, try to throttle as much CPU and IO possible from my home server running virtual machines. What to do you need? Script written by the genius Brendan Gregg. Which comes along with DTraceToolkit version 0.99. SunOS 5.10 to run the script. Third ...

database.com.mk

NMON – Tool to monitor performance on AIX and Linux

http://database.com.mk/wordpress/category/os/linux

Oracle, MS SQL Server, SQL, PL/SQL, T-SQL, Shell, Tuning, Unix, Linux. Sql server 2008 (mkd). You are here: Home. NMON – Tool to monitor performance on AIX and Linux. April 20, 2010. Middot; Leave a Comment. One of the tools I use to monitor performance on IBM AIX 5.3 and Linux is NMON. I like it because it is simple to use, it has. Nice user interface and most important of all that it can run in two modes:. Online Mode – Which updates the terminal for real-time monitoring. C – Number of refreshes. For i...

database.com.mk

Create RAC DB with DBCA and no GUI using silent method

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Oracle, MS SQL Server, SQL, PL/SQL, T-SQL, Shell, Tuning, Unix, Linux. Sql server 2008 (mkd). You are here: Home. Create RAC DB with DBCA and no GUI using silent method. May 4, 2012. Middot; Leave a Comment. The output of nohup.out should look like this:. Srvctl status database -d RTX01 Instance RTX011 is running on node db1 Instance RTX012 is running on node db2. Middot; Tagged with dbca. Losing Your Head As DBA, And Restoring It From Backup 1/2. May 13, 2010. Middot; 7 Comments. There is this imaginary...

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NMON – Tool to monitor performance on AIX and Linux

http://database.com.mk/wordpress/category/os/aix

Oracle, MS SQL Server, SQL, PL/SQL, T-SQL, Shell, Tuning, Unix, Linux. Sql server 2008 (mkd). You are here: Home. NMON – Tool to monitor performance on AIX and Linux. April 20, 2010. Middot; Leave a Comment. One of the tools I use to monitor performance on IBM AIX 5.3 and Linux is NMON. I like it because it is simple to use, it has. Nice user interface and most important of all that it can run in two modes:. Online Mode – Which updates the terminal for real-time monitoring. C – Number of refreshes. For i...

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Links : Somewhere in between

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Oracle, MS SQL Server, SQL, PL/SQL, T-SQL, Shell, Tuning, Unix, Linux. Sql server 2008 (mkd). You are here: Home. Friends and supporters of this site. Asidus is a creative and innovative company providing custom software development and IT outsourcing services using the latest technologies. The next generation Flash CMS. The best job search portal in Macedonia. Perfect way to relax solving online puzzles and playing games. ELPIKO doo is emerging, development and consultancy company. Minus; two = 6.

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os : Somewhere in between

http://database.com.mk/wordpress/category/os

Oracle, MS SQL Server, SQL, PL/SQL, T-SQL, Shell, Tuning, Unix, Linux. Sql server 2008 (mkd). You are here: Home. ERROR: unrecoverable error ORA-29701 raised in ASM I/O path when using Golden Gate replication process. February 19, 2011. Middot; 5 Comments. From Turkey who had a great hunch and found a workaround. And started to terminate Golden Gate processes. Even more, creating new session from other modules was very slow, if not impossible and after a while the instance hanged. Running out of ideas, w...

database.com.mk

photography : Somewhere in between

http://database.com.mk/wordpress/category/photography

Oracle, MS SQL Server, SQL, PL/SQL, T-SQL, Shell, Tuning, Unix, Linux. Sql server 2008 (mkd). You are here: Home. Instead of Hello World. April 18, 2010. Middot; 5 Comments. Why the name “Somewhere in between”? If there is no challenge than what’s the point? This is my first blog post ever, although I am long time on the net. Because I prefer quality over quantity, whenever I have something interesting to share, you will be the first to know. Middot; Tagged with photography. Sql server 2008 (mkd).

database.com.mk

Monitor I/O performance on Solaris with iopattern DTrace script and Oracle Database 12c with pluggable database

http://database.com.mk/wordpress/category/oracle

Oracle, MS SQL Server, SQL, PL/SQL, T-SQL, Shell, Tuning, Unix, Linux. Sql server 2008 (mkd). You are here: Home. Monitor I/O performance on Solaris with DTrace script and Oracle Database 12c with pluggable database. July 8, 2013. Middot; Leave a Comment. Of course, try to throttle as much CPU and IO possible from my home server running virtual machines. What to do you need? Script written by the genius Brendan Gregg. Which comes along with DTraceToolkit version 0.99. SunOS 5.10 to run the script. Third ...

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My Oracle World

Wednesday, April 09, 2014. Direct read decision statistcs driven, small table threshold and direct path reads on partitioned tables in 11.2.0.3 (Part 2). This is continuation of my last post. Regarding direct path reads on partitioned tables in Oracle 11.2.0.3. To recap, the behavior I observed is that direct path reads will be performed if number of blocks for all partitions that will be accessed exceeds small table threshold value. Is lower than 200. What is direct read decision statistics driven.

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Oracle TEXT: Tipps, Tricks, Best Practice. Sonntag, 10. September 2017. 122: Mehr Performance für Wildcard Abfragen mit Reverse Token Index. Wildcard Abfragen stellen in allen Textsuchmaschinen gewisse Herausforderungen dar. Unterscheiden kann man dabei im Prinzip folgende Abfragen mit Wildcards. Zu Beginn oder von links wie zum Beispiel %frage für Abfrage, Anfrage etc. In der Mitte wie z.B. bei An%l für Anteil usw. Am Ende oder von rechts wie zum Beispiel An% für Anfrage, Angst, Anteil etc. Begin 2 ctx ...