This is where you will find my latest Blog posts in English, where I blog about Oracle,Cassandra,Tech and sometimes other Life experiences
- MySQL : Installing Percona Server 5.6 on RHEL 6.5 September 11th, 2014
Hey I’m back with another adventure in my career, and due to this I will be digging a bit more into the MySQL world.
So to get me initiated on this, I put myself the task of installing Percona Server 5.6, which is a variant of MySQL that tries to maintain ...
Read more about this post - Oracle 12cR1: It’s here! Oracle Database In-Memory August 06th, 2014
In the last weeks, it was officially launched the latest version of the Database 12c (12.1.0.2.0), and the peculiarity of this version is the inclusion of a new database technology that implements in memory a new format of columnar data , to deliver extremely fast processing SQL.
Among the first questions ...
Read more about this post - RMAN 12cR1 : Say goodbye to your backup when dropping your PDB – Part II June 19th, 2014
So my very last entry in my Pythian blog, before I joined Oracle, I talked about what happens if you try to recover a PLUGGABLE DATABASE if you do a DROP PLUGGABLE DATABASE in 12cR1, long story short (Also a joke if you watch South Park), you are not going ...
Read more about this post - Cloning a DB from a Snapshot of my Physical Standby Database June 11th, 2014
The other day I had a client that when planning his backup solution he wanted to take snapshots of his DG environment and from that clone to his Dev/QA environments. So below is the result of that, which is probably really nothing you have not seen.
Even though I am using ...
Read more about this post - My Road to becoming an Oracle ACE Associate May 30th, 2014
Even though that it has been a couple of months since I received my Oracle ACE Associate award, I hadn’t written about it, so I’m taking the time now.
One the coolest things that Pythian has , is that you get to sit down with the leaders of this company on ...
Read more about this post - Oracle 12cR1 : ORA-16775 with Cascading Standby Databases May 26th, 2014
Finally I’m back at my English blog, I had been posting at Pythian’s blog and in my Spanish blog , but I had this one a little forgotten, but I promise to make a comeback at it.
Recently in my Spanish blog, I had written a blog post in where I ...
Read more about this post - Oracle 12c and its pluggable databases February 20th, 2014
Oracle 12c and its pluggable databases from Gustavo Rene Antunez
Read more about this post - How to Apply a Standby-First PSU Patch in a 2 node RAC environment January 11th, 2014
Oracle provides since it’s 11.2.0.1 version a way to apply certain patches, to our standby environment first, without compromising the primary database, to allow to let it burn in the Standby for the time you deem appropriate and then apply the patch binaries to the primary BD ORACLE_HOME and these will cascade into ...
Read more about this post - A very personal afterthought… October 15th, 2013
I do have to start that if you came to this post in particular looking for something Oracle related, you won’t find it this time, I do urge you to come back later as I need to pick up my speed here as well, not only on my work’s blog.
This ...
Read more about this post - The undocumented status “M” of an RMAN backup April 22nd, 2013
It is not uncommon for Oracle to have something undocumented , and this is just another case of this ailment.
We have a database in which we have two copies of the same backup, one we keep in the FRA, the other one in an external disk, which from time to ...
Read more about this post - My First IOUG Collaborate April 13th, 2013
One of the main reasons I have been a little inactive has been that in the last month and a half I have switched jobs, switched countries and had a conference to give at Collaborate in Denver , so I just wanted to share this for anyone who didn’t have ...
Read more about this post - First Days as a Pythianite March 13th, 2013
One thing that has always amazed me is the way that all of our decisions, big or small, have an impact in our life. Sometimes you can’t notice the fork in the roads that those decisions have caused, but sometimes they are as clear as rain.
For me, a simple Oracle ...
Read more about this post - Do you know how your Oracle RMAN backup works? December 13th, 2012
Recovery Manager or better known as RMAN, is an Oracle client utility that is installed with the Enterprise or Standard edition, you can also find it with the Admin option when installing the Oracle Client.
In it’s most basic form, the RMAN client connects, an it needs to be with a ...
Read more about this post - The curious case of the datafile that “belonged” to 2 databases November 29th, 2012
First I want to start disclosing that I have an idea on how this happened, but haven’t been able to recreate this issue, also that I was lucky enough that the tablespace that had the issue was a DUMMY tablespace so it didn’t cause an issue.
So now that the above ...
Read more about this post - RAC : Cluvfy DB Healthcheck option starting in 11.2.0.3 November 06th, 2012
So the other day I was doing an install of the 11.2.0.3 Clusterware binaries and came around that with the cluvfy tool in 11.2.0.3 comes now with a health check option for the Database. For this option to work you have to install or setup the cvusys user as well ...
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