Full Transportable Export/Import – Migrating an 11.2.0.4 database to Oracle Database 12c- into the Oracle Cloud

Full Transportable Export/Import - one of the coolest features in Oracle Database 12c  We blogged about Full Transportable Export/Import a while back. It is - no doubt - one of the coolest features in Oracle Database 12c. And it is part of our Hands-On Lab exercise (Hands On Lab - Upgrade,... [Read More]

TROUG Days 2016 Istanbul

I attended TROUG Days 2016 Istanbul which is organized Turkish Oracle Users Group as a speaker. It is very amazing conference. I meet my friends during conference.

I talked about In-Memory & Multitenant features of Oracle Database 12c. 
I want thank to organizers of  TROUG Days and attenders. I want share some my photos from conference: 














See you my friends at next events and conferences.

Best Regards
Mahir M. Quluzade

OTN Article: Oracle Database 12c: "Colección automática de estadísticas para cargas masivas"

Oracle Technology Network continue publish our article. My next article published OTN Latina in Spanish language.



You can read this article at : OTN Latina
Oracle Database 12c: "Colección automática de estadísticas para cargas masivas"


You can read this article also in English : http://otechmag.com/magazine/2015/winter/mahir-m.-quluzade.html


My special thanks my friends Joel and Sebastian ! 

Best Regards
Mahir M. Quluzade

TROUG Days Istanbul 2016 Agenda is online!

TROUG Days Istanbul 2016 Agenda now online, published at http://www.troug.org/wp-content/uploads/2016/02/Agenda.pdf

I'll speaking at TROUG Days Istanbul 2016, Apr 28th, 14:30 Hall A, ITU Teknokent.
My topic is Oracle In-Memory with Multitenant.





See you at TROUG Days Istanbul 2016!

Best Regards
Mahir

V$BACKUP_NONLOGGED and V$CON_SYSSTAT in 12c

V$BACKUP_NONLOGGED is new view in 12c, displays information about nonlogged block ranges in data file backups recorded in the control file. A related view is V$NONLOGGED_BLOCK. It displays ranges of nonlogged datafile blocks recorded in the control file. In version 12c and forward RMAN validate no longer populates view V$DATABASE_BLOCK_CORRUPTION, instead V$NONLOGGED_BLOCK is updated. V$COPY_NONLOGGED […]

First meeting of AZEROUG in 2016 year!


I'm speaking at AZEROUG (Azerbaijan Oracle Users Group) Meeting February 27th, 2016 at Qafqaz University/ Baku, Azerbaijan. I'll speak about amazing Oracle Database option In-Memory.

See you !

Best Regards
Mahir 

OTech Magazine Winter 2015 Released

OTech Magazine issue Winter 2015 is the tenth – and last – issue of OTech Magazine – the independent Oracle technology magazine. In this last issue of OTech Magazine we offer you 10 highly technical articles on Oracle technology.




My "Automatic Gather Statistics for Bulk Loads" article also published in this issue. Automatically gathering statistics enhanced within Oracle Database 12c Release 1. My article covers this feature of Oracle Database 12c Release 1 with examples (more...)

OTN Article: Oracle Database 11g: “Client Failover” en “Standby Databases” (in Spanish Language)

Oracle Technology Network Latina started publish our new article series about Oracle Database 11g: Client Failover with  Standby Database

Part I: http://www.oracle.com/technetwork/es/articles/database-performance/client-failover-standby-database-2660858-esa.html














It is my first article published on OTN Latina after awarded Oracle ACE. 
My special thanks to my friend Oracle ACED Joel Perez (Venezuela) for all supports. 


Also you can watch video tutorial in this topic:



Best Regards
Mahir M. Quluzade

Oracle Database 12c: Statistics created as the data was loaded

As you know, Oracle Magazine July/Aug 2015 issue released. You can free subscribe to Oracle Magazine digital edition and you can read here or you can read technical  articles here.

I subscribed Oracle Magazine, in current issue have very interesting articles.

One of interesting article of Oracle Expert Tomas Kyte (as known AskTom) with title: On Learning from Mistakes


In this article Tom talks about Cost Based Optimizer and shown how optimizer learning from mistakes. (more...)

Database Schema as a Service – Oracle Cloud

Cloud computing is known for many things: cost effectiveness, flexibility, scalability.

Oracle Cloud provides several Oracle Database offerings. Choose between a single schema based service, or a virtual machine with a fully configured running Oracle Database Instance, or Exadata Service with all the database features, options, and workloads.
Oracle Cloud Provide Database schema Service as: 
  • 1 Schema on Oracle Database 11g
I don't know, can we request on Oracle Database 12c Release 1. But I (more...)

OTN Article: Oracle Database 12c In-Memory (Part I, Spanish / Portuguese)

Oracle Technology Network Latina started publish our new article series about Oracle Database In-Memory. This articles is first about In-Memory in OTN Latina articles.

First part of Oracle Database In-Memory article series published in 2 language (Spanish/Portuguese) same time.

In Spanish Language

http://www.oracle.com/technetwork/es/articles/database-performance/oracle-database-12c-in-memory-2595521-esa.html





In Portuguese Language

http://www.oracle.com/technetwork/pt/articles/database-performance/oracle-database-12c-in-memory-2595527-ptb.html





My special thanks to Joel Perez (Venezuela), Flavio Soares (Brazil) and Sebastián D'Alessandro (Argentina).

Regards
Mahir M. Quluzade

OTech Magazine Summer 2015 Issue #8 Released!

Independent Oracle Technology Magazine OTech Magazine Summer 2015 Issue Released. Second part of my Oracle Database In-Memory article series published in this issue.



You can read my article here 

I want thank to all author for all efforts. My special thanks to Douwe!


Regards
Mahir M. Quluzade


Oracle Database 12c – Active Duplication with RMAN (in Spanish Language)

Oracle Technology Network - OTN Latina published our "Pull-Based Active Duplication with RMAN" article series this month in Spanish Language. This article series covers new option of duplication with RMAN on Oracle Database 12c Release 1 (12.1.0.1) in 11 parts.



First part of article series described "how to duplicate database" and other parts showed different cases of CDB and PDBs duplication.You can read articles here


 Oracle Database 12c: Active Duplication con RMAN (more...)

Oracle Database 12c – Active Duplication with RMAN

Oracle Technology Network - OTN Latina published our new article series this month in Portuguese Language.

This article series covers new option of duplication: Pull-Based Active Duplication with RMAN on Oracle Database 12c Release 1 (12.1.0.1) in 11 parts.





First part of article series described "how to duplicate database" and other parts showed different cases of CDB and PDBs duplication.You can read articles here



 Oracle Database 12c: Duplicate em modo (more...)

OTech Magazine Winter 2014 Issue Released!

OTech Magazine Winter 2014 Issue is a more than one hundred page independent Oracle technology magazine especially designed for the holidays.  First part of my Oracle Database In-Memory article series also published in this issue.



You can download the Winter 2014 issue of OTech Magazine here

My special thanks to Oracle ACED Douwe Pieter van den Bos for all efforts. 

Best Regards
Mahir M. Quluzade

OTN Article Series: Oracle Data Guard 12c – Redo Gap Resolutions

OTN - Oracle Technology Network Latina America published our next technical articles series. This article series cover Redo Gap Resolutions in Oracle Data Guard 12c entitled in Portuguese language as Oracle Database 12c – Resolução de Redo Gap (Part I, II)  written by Joel Perez (Oracle ACED), Mahir M. Quluzade (OCE).


This article series consists of two parts. You can read articles from following links in Portuguese Language.




 Oracle Database 12c – Resolução (more...)

Changing The Number Of Oracle Database 12c Log Writers

Changing The Number Of Oracle Database 12c Log Writers


In an Oracle Database 12c instance you will likely see multiple log writer (LGWR) background processes. When you first start the Oracle instance you will likely see a parent and two redo workers. This is a very big deal and something many of us have been waiting for - for many years!

While I'm excited about the change, if I can't control the number of LGWRs (more...)

Off May Not Be Totally Off: Is Oracle In-Memory Database 12c (12.1.0.2.0) Faster?

Off May Not Be Totally Off: Is Oracle In-Memory Database 12c (12.1.0.2.0) Faster?


Most Oracle 12c installations will NOT be using the awesome Oracle Database in-memory features available starting in version 12.1.0.2.0. This experiment is about the performance impact of upgrading to 12c but disabling the in-memory features.

Every experiment I have performed comparing buffer processing rates, clearly shows any version of 12c performs better than 11g. (more...)

OTN Articles: Oracle Database 12c: “Nuevas Características para Desarrolladores”

OTN - Oracle Technology Network Latina America published our next technical articles series. This article series cover new features of Oracle Database 12c for developers, entitled in Spanish language as Oracle Database 12c: “Nuevas Características para Desarrolladores” written by Joel Perez (Oracle ACED), Mahir M. Quluzade (OCE).

This article series consists of three parts.



You can see very useful examples for every new feature in this article series. So, Part I of this article (more...)

OTN Article: Oracle Database 12c: Que sucede en un CDB cuando uno de los PDB obtiene un problema?

OTN - Oracle Technology Network Latina America continue publish our articles. Our 8th technical article published on OTN in Spanish Language at 28th August. This article entitled : Oracle Database 12c: ¿Que sucede en un CDB cuando uno de los PDB obtiene un problema? written by Joel Perez (Oracle ACED), Mahir M. Quluzade (OCE) and Bruno Nuñez (OCE).

It is a link of article: http://www.oracle.com/technetwork/es/articles/database-performance/oracle-database-12c-cdb-problem-pdb-2279196-esa.html







Thanks to my friends, Joel and Bruno, for their all efforts and thanks to OTN. 

Regards
Mahir M. Quluzade