I am proud and delighted to announce that we are now offering ODI classes.
Learn from a combined 18+ years hands on ODI experience and get the following benefits.
Choose world class ODI training from THE ODI gurus. Don’t settle for less.
Unrivaled in quality AND affordable (more...)
Recently I have spending most of my time on Big Data projects,using CDH 4.X. Understanding key component of hadoop infrastruture is very necessary, But the MapReduce (MR) is the most important for processing and aggregrating data. For getting the best of the performance, one needs to know (more...)
Visual data flows and OWB to ODI 12c migration path
In their latest release of Oracle Data Integrator (ODI 12c), Oracle have addressed two main concerns of the analysts and some of their customers and partners. The first one is the unclear migration path from Oracle Warehouse Builder to Oracle (more...)
The autumn edition of Oracle Scene is now available and if you are due to get a printed copy then you be receiving it really soon. Oracle Scene was also available at the APPS13 conference in London last week.
In addition to the main Oracle Scene magazine we had lots (more...)
With replication and fault tolerance, an inbuilt feature of Hadoop. I was always curious to know how blocks are replicated. Got this information while reading “Hadoop The Definitive Guide Edition – 3 ” in chapter 3 “The Hadoop Distributed Filesystem”. Thought would be interesting to share.
Out of the box hadoop provides a benchmarking mechanism for your cluster. While doing the same on Cloudera cluster, it was a fun ride, hence thought will share the same to reduce the pain and increase the fun.
Before you begin anything, set the HADOOP_HOME.The below command (more...)
If you have been using the last versions of the Oracle Data Miner tool that have been released as part of SQL Developer 4 EA1 and EA2, you may have noticed that the layout of your worksheets and other areas are inconsistent each time you open ODM.
This can be (more...)
While while running a simple
beeline > select count(*) from samvi_test_table;
Got the following error.
Job Submission failed with exception 'org.apache.hadoop.security.AccessControlException(Permission denied: user=root, access=WRITE, inode="/user":hdfs:supergroup:drwxr-xr-x
at org.apache.hadoop.hdfs.server.namenode.FSPermissionChecker.check(FSPermissionChecker. (more...)
Just read about http://www.sangam13.info/
.The event has been cohosted by AIOUG
and India OAUG
Such events are indeed rare and few in India. Really hope this to be a trendsetter.
Sangam has been instrumental in introducing Jonathan Lewis
, one of the most credible voices on Oracle, as (more...)
My team has been hard at work getting our new website out the door, and we feel that it will make for a better experience all-around for our users and the users of the free OLAPUnderground utilities. To help make the experience better, we have implemented a new download process. (more...)
Here at Oracle Open World 2013, I attended the general session entitled "Empowering Modern Enterprise Performance Management" which was led by Balaji Yelamanchili, Oracle Senior Vice President for Analytics and Performance Management Products. His keynote focused on the development priorities within the Oracle EPM group. Those priorities are:
As you may or may not know, this week is the annual mega-conference Oracle Open World and, in conjunction with the conference, I am hosting, with fellow Oracle ACE Director Cameron Lackpour, an Essbase Meetup this Tuesday evening in San Francisco. Unlike most events during the week of Open World, (more...)
Map viewer is a kool technology and I wanted to write about it for a long time.
Let me first chalk the steps that we will follow. We will
1. Download Map Viewer and Map Builder.
2. Create a pluggable database (pdb), create a pdb user and grant the (more...)
I thought I would post a quick picture of the award I earned at Kscope13 as one of the Top 5 Speakers at Kscope13 for my presentation entitled "Introducing the Outline Extractor NG (Next Generation)"
. The Next Generation Outline Extractor is a complete rewrite of the popular Outline Extractor. (more...)