A LinkedIn post on Hybrid Columnar Compression (HCC) for Oracle Exadata got me thinking on what it is. HCC can provide substantial space savings and improved performance, but its success depends on data access patterns. The post outlines compression options, types of HCC, and best practices for optimal use.
So the other day I was trying to login to my EM12c R4 environment with the SSA_ADMINISTRATOR user, and I got the error : Authentication failed. If problem persists, contact your system administrator. I was quite sure that the password that I had was correct,
So the other day I was trying to do a fresh installation of a new Oracle EM12cR4 in a local VM, and as I was doing it with the DB 12c, I decided to use the Oracle preinstall RPM to ease my installation of the
Ever since I listened in my ‘teens to the song “The Impression that I get” by The Mighty Mighty Bostons, I have always been hoped that a situation like that stays as far away as possible from my life, but as is life, you don’t
As some of you may know, in my current role at Pythian, I am tackling OSDB and currently Cassandra is in my radar. So one of the things I have been trying to do is learn what Cassandra is, so I’m going to share a
In December of 2014 the team of Oracle SQLDeveloper released a beta version of an Oracle tool called SQLcl, which in a nutshell, is the engine of SQL * Plus that belongs to SQLDeveloper, and the truth since I saw it, I fell in love with
If you have been following or reading my blog, I wrote back in May the first part of this road, and thankfully we are now in the second part of this three part road. In early February I received the news that my Oracle community
As some of you heard yesterday in my first RMOUG presentation, being in Denver, at Colorado Convention Center and presenting at RMOUG is very personal and emotional moment for me. For those of you who were not present , the reason is that when I
So today I received an email from @IOUG that my session in this year’s Collaborate ( 556: Architecting your own DBaaS in a Private Cloud with EM12c ) was going to be part of the virtual conference , and even though I have presented several times at Collaborate
Currently I am an Oracle ACE ; Speaker at Oracle Open World, Oracle Developers Day, OTN Tour Latin America and APAC region and IOUG Collaborate ; Co-President of ORAMEX (Mexico Oracle User Group), Web Events Chair for IOUG Cloud Computing Special Interest Group (SIG) ; At the moment I am an Oracle Project Engineer at Pythian