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New OTN Article – OBIEE Performance Analytics: Analysing the Impact of...
I’m pleased to have recently had my first article published on the Oracle Technology Network (OTN). You can read it in its full splendour and glory(!) over there, but I thought I’d give a bit of...
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Experiments with Elastic’s Graph Tool
Elastic announced their Graph tool at ElastiCON 2016 (see presentation here). It’s part of the forthcoming X-Pack which bundles Graph along with other helper tools such as Shield and Marvel. Graph...
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Under the Covers of OBIEE 12c Configuration with sysdig
OBIEE 12c has changed quite a lot in how it manages configuration. In OBIEE 11g configuration was based around system MBeans and the biee-domain.xml as the master copy of settings – and if you updated...
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Changes in BI Server Cache Behaviour in OBIEE 12c : OBIS_REFRESH_CACHE
The OBIEE BI Server cache can be a great way of providing a performance boost to response times for end users – so long as it’s implemented carefully. Done wrong, and you’re papering over the cracks...
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OBIEE 12c – Extended Subject Areas (XSA) and the Data Set Service
One of the big changes in OBIEE 12c for end users is the ability to upload their own data sets and start analysing them directly, without needing to go through the traditional data provisioning and...
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Running Big Data Discovery Shell and Jupyter Notebook on Big Data Lite VM 4.5
New in Big Data Discovery 1.2 is the addition of BDD Shell, an integration point with Python. This exposes the datasets and BDD functionality in a Python and PySpark environment, opening up huge...
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Using Jupyter Notebooks with Big Data Discovery 1.2
New in Big Data Discovery 1.2 is the addition of BDD Shell, an integration point with Python. This exposes the datasets and BDD functionality in a Python and PySpark environment, opening up huge...
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Using SparkSQL and Pandas to Import Data into Hive and Big Data Discovery
Big Data Discovery (BDD) is a great tool for exploring, transforming, and visualising data stored in your organisation’s Data Reservoir. I presented a workshop on it at a recent conference, and got an...
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Using R with Jupyter Notebooks and Oracle Big Data Discovery
Oracle’s Big Data Discovery encompasses a good amount of exploration, transformation, and visualisation capabilities for datasets residing in your organisation’s data reservoir. Even with this though,...
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An Introduction to Oracle Stream Analytics
Oracle Stream Analytics (OSA) is a graphical tool that provides “Business Insight into Fast Data”. In layman terms, that translates into an intuitive web-based interface for exploring, analysing, and...
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Stream Analytics and Processing with Kafka and Oracle Stream Analytics
In my previous post I looked the latest release of Oracle Stream Analytics (OSA), and saw how it provided a graphical interface to “Fast Data”. Users can analyse streaming data as it arrives based on...
View ArticleOBIEE, Big Data Discovery, and ODI security updates - October 2016
Oracle release their "Critical Patch Update" (CPU) notices every quarter, bundling together details of vulnerabilities and associated patches across their entire product line. October's was released...
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Connecting Oracle Data Visualization Desktop to Google Analytics and Google...
To use Data Visualisation Desktop (DVD) with data from Google Analytics or Google Drive, you need to set up the necessary credentials on Google so that DVD can connect to it. You can see a YouTube of...
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Using SQL to Query JSON Files with Apache Drill
I wrote recently about what Apache Drill is, and how to use it with OBIEE. In this post I wanted to demonstrate its great power in action for a requirement that came up recently. We wanted to analyse...
View ArticleThe Rittman Mead Open Source Project
We have a strong innovation spirit at Rittman Mead, with all staff encouraged to use technology to its best advantage in order to do things with the software that haven't been done before. Some of...
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Enhanced Usage Tracking for OBIEE - Now Available as Open Source!
Introduction OBIEE provides Usage Tracking as part of the core product functionality. It writes directly to a database table every Logical Query that hits the BI Server, including details of who ran...
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Source Control and Automated Code Deployment Options for OBIEE
It's Monday morning. I've arrived at a customer site to help them - ironically enough - with automating their OBIEE code management. But, on arrival, I'm told that the OBIEE team can't meet with me...
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ETL Offload with Spark and Amazon EMR - Part 1 - Introduction
We recently undertook a two-week Proof of Concept exercise for a client, evaluating whether their existing ETL processing could be done faster and more cheaply using Spark. They were also interested in...
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ETL Offload with Spark and Amazon EMR - Part 2 - Code development with...
In the previous article I gave the background to a project we did for a client, exploring the benefits of Spark-based ETL processing running on Amazon's Elastic Map Reduce (EMR) Hadoop platform. The...
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ETL Offload with Spark and Amazon EMR - Part 3 - Running pySpark on EMR
In the previous articles (here, and here) I gave the background to a project we did for a client, exploring the benefits of Spark-based ETL processing running on Amazon's Elastic Map Reduce (EMR)...
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