Oracle Data Visualisation : Setting up a Connection to your DB

Using Oracle Data Visualisation is just the same or very similar as to using the Cloud version of the tool.

In this blog post I will walk you through the steps you need to perform the first time you use the Oracle Data Visualization client tool and to quickly create some visualizations.

Step 1 - Create a Connection to your Oracle DB and Schema

After opening Oracle Data Visualisation client tool client on the Data (more...)

Oracle Data Visualization Desktop – now available

After a bit of a long wait Oracle have finally release Oracle Data Visualization for the desktop. The desktop version of this tool is only available for Windows desktops at the moment. I'm sure Oracle will be bringing out versions of other OS soon (I hope).

To get you hands on the Oracle Data Visualization to to the following OTN webpage (click on this image)

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After downloading has finished, you can run the installer.

When (more...)

Accessing the R datasets in ORE and SQL

When you install R you also get a set of pre-compiled datasets. These are great for trying out many of the features that are available with R and all the new packages that are being produced on an almost daily basis.

The exact list of data sets available will depend on the version of R that you are using.

To get the list of available data sets in R you can run the following.


> (more...)

DAMA Ireland: Data Protection Event 5th May

We have our next DAMA Ireland event/meeting coming up on the 5th May, and will be in our usual venue of Bank of Ireland, 1 Grand Canal Dock.

Our meeting will cover two topics. The main topic for the evening will be on Data Protection. We have Daragh O'Brien (MD of Castlebridge Associate) presenting on this. Daragh is also the Global Data Privacy Officer for DAMA International. He has also been invoked in contributing to (more...)

Oracle Advanced Analytics in the Oracle Cloud

You have heard about the cloud? Right? Even the Oracle Cloud?

If you haven't, then maybe we need to look at how you can learn more about the Oracle Cloud.

Over the past while, and in the past few weeks in particular, Oracle has been advertising about how you can get a trail Oracle cloud service setup for FREE. Well it is free for one month when you set it up on the Oracle website (more...)

Configuring RStudio Server for Oracle R Enterprise

In this blog post I will show you the configurations that are necessary for RStudio Server to work with Oracle R Enterprise on your Oracle Database server. In theory if you have just installed ORE and then RStudio Server, everything should work, but if you encounter any issues then check out the following.

Before I get started make sure to check out my previous blog posts on installing R Studio Server. The first blog post (more...)

Installing RStudio Server on an (Oracle) Linux server

In a previous blog post I showed how you can install and get started with using RStudio on a server by using RStudio Server. My previous post showed how you could do that on the Oracle BigDataLite VM. On this VM everything was nicely scripted and set up for you. But when it comes to installing it on a different server, well things can be a bit different.

The purpose of this blog post is (more...)

Installing RStudio Server on Oracle BigDataLite VM

A very popular tool for data scientists is RStudio. This tool allows you to interactively work with your R code, view the R console, the graphs and charts you create, manage the various objects and data frames you create, as well shaving easy access to the R help documentation. Basically it is a core everyday tool.

The typical approach is to have RStudio installed on your desktop or laptop. What this really means is that (more...)

OUG Ireland 2016: a roaring success

Last week we had out OUG Ireland annual conference. Traditionally it has been a 1 day conference and in the past few years we have had an extra day where we had the likes of Tom Kyte (we miss you), Maria Colgan, etc give a full day seminar.

But over the past few years a few of the committee have been constantly asked about when we would have a second day of presentations (just like (more...)

Recoding variable values using ore.recode

Oracle R Enterprise comes with a vast array of features that not really documented anywhere. One of these features that I've recently found useful is the ore.recode() function.

The following code illustrates how you can records the values in an existing attributes or (more specifically in this example) how you can create a new attribute based on the values in another attribute.

The data set that I'm using is the White Wine data set (more...)

OUG Ireland 2016: APPs Track highlights

Today I was joined by Debra Lilly who is the APPs track lead and conference chair for OUG Ireland. Debra lets us know what we can look forward to on the APPs track at this years conference.

Check out Debra's video.

Click on the image below to get more details of the agenda and to register for this 2 day conference.

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Follow the conference and OUG Ireland on twitter using #oug_ire

OUG Ireland 2016: DBA and Developer track highlights

This morning I records a short video (1:18m) view with Simon Holt giving a quick overview and some highlights of the DBA and Developer tracks for the upcoming OUG Ireland 2016 conference.

Click on the image below to get more details of the agenda and to register for this 2 day conference.

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Follow the conference and OUG Ireland on twitter using #oug_ire

Spark versus Flink

Spark is an open source Apache project that provides a framework for multi stage in-memory analytics. Spark is based on the Hadoop platform and can interface with Cassandra OpenStack Swift, Amazon S3, Kudu and HDFS. Spark comes with a suite of analytic and machine learning algorithm allowing you to perform a wide variety of analytics on you distribute Hadoop platform. This allows you to generate data insights, data enrichment and data aggregations for storage on (more...)

ORE video : Demo Code Part 5

The following is the fifth and final set of demo code from my video on using R in the Oracle Database. Check out the video before using the following code. The blog post for the video will be updated to contain links to all blog posts that have the various demo code.

The following examples illustrate how you can use the Oracle R Enterprise capabilities within SQL and PL/SQL. The following illustrate building a GLM (more...)

BIWA Summit : HOL notes for ODM using SQL

The following notes and documents are for the BIWA Summit 2016 attendees who are taking the HOL on using ODM using SQL and PL/SQL.

Getting connected to the Cloud

The following document outlines the steps you need to perform to get connected to the Cloud Database we are using.

If you have attended the HOL (yesterday) then you can reuse the same connection details (and number).

If you didn't attend the HOL yesterday then you (more...)

BIWA Summit 2016

The annual BIWA Summit 2016 will be next week from the 26-28 January, and it is back in Oracle HQ at Redwood Shores. If you are into the Oracle Database, Business Intelligence, Big Data, Advanced Analytics, etc then this is the conference for you.

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Over the 3 days there is an action packed agenda of 5 parallel tracks, plus a full 3 days of Hands-on Labs. The agenda is filled with the whos-who of the (more...)

ORE video : Demo Code Part 4

The following is the fourth set of demo code from my video on using R in the Oracle Database. Check out the video before using the following code. The blog post for the video will be updated to contain links to all blog posts that have the various demo code.

The following code example illustrate how you can build a Data Mining model using the in-database data mining algorithms. In this example a Decision Tree (more...)

ORE video : Demo Code Part 3

The following is the third set of demo code from my video on using R in the Oracle Database. Check out the video before using the following code. The blog post for the video will be updated to contain links to all blog posts that have the various demo code.

The following code is illustrates some simple examples of using Oracle R Enterprise. In these example you will see how to connect to the Oracle (more...)

ORE video : Demo Code Part 2

The following is the second set of demo code from my video on using R in the Oracle Database. Check out the video before using the following code. The blog post for the video will be updated to contain links to all blog posts that have the various demo code.

The following code gives a very quick demonstration of using the RORACLE R package to access the data in your Oracle schema. ROracle has a (more...)

ORE Video : Demo Code part 1

In a previous blog post I posted a video on using R with the Oracle Database and using Oracle R Enterprise. This is a part 1 extension of that blog post that gives the first set of demo code.

This first set of demonstration code is for using RJDBC to connect to the Oracle Database. Using RJDBC relies on using the JDBC jar file for Oracle. It is easily found in various installations of Oracle (more...)