Enabling Autotrace in SQL Developer

This is mainly a note to myself to save me from looking up the details very time I need it. I can just go to my own post.

To use Autotrace in SQL you need to grant the schema the PLUSTRACE role.

But in SQL Developer you need the PLUSTRACE role that has a few additional privileges.

Connect to SYS as sysdba and run the following.

grant select on v_$session to plustrace;
grant select on (more...)

Popularity of Tea, Coffee, Beer and Wine Visualization

If number of searches were an indicator for gauging the popularity of a drink between Tea, Coffee, Beer and Wine then who wins the contest?

Which drink is gaining popularity and which is losing?

Read more at: http://www.infocaptor.com/dashboard/popularity-of-tea-coffee-beer-and-wine-visualization

Map Reduce: File compression and Processing cost

| Aug 18, 2015

Recently while working with a customer we ran into an interesting situation concerning file compression and processing time. For a system like Hadoop, file compression has been always a good way to save on space, especially when Hadoop replicates the data multiple times.

All Hadoop compression algorithms exhibit a space/time trade-off: faster compression and decompression speeds usually come at the expense of space savings.  For more details about how compression is used, see https://documentation.altiscale. (more...)

Managing ORE in-database Data Stores using SQL

When working with ORE you will end up creating a number of different data stores in the database. Also as your data science team increases the number of data stores can grow to a very large number.

When you install Oracle R Enterprise you will get a number of views that are made available to ORE users to see what ORE Data stores they have and what objects exist in them. All using SQL.

Perhaps (more...)

Cloudera certifies InfoCaptor for Big Data analytics on Hadoop

Cloudera welcomes InfoCaptor as a certified partner for data analytics and visualization. InfoCaptor delivers self-service BI and analytics to data analysts and business users in enterprise organizations, enabling more users to mine and search for data that uncovers valuable business insights and maximizes value from an enterprise data hub

Rudrasoft, the software company that specializes in data analytics dashboard solutions, announced today that it has released an updated version of its popular InfoCaptor software, which (more...)

Reddit 10 year growth analysis and visualization

In this article we will analyze the 10 year growth history of Reddit using simple visualizations.

Read more http://www.infocaptor.com/dashboard/reddit-10-year-growth-analysis-and-visualization

Marriage and Divorce Rates Analysis Dashboard CDC Data set

Marriage rates by Census region

Read more at: www.infocaptor.com/dashboard/marriage-and-divorce-rates-analysis-dashboard-cdc-data-set

Discoverer and Windows 10

Hi everyone
Has anyone had the courage to upgrade to Windows 10 and see if Discoverer Plus still works?

How about the Discoverer server? Anyone tried that.

If you have drop me a reply


Check out What Sauron is saying about Oracle

Over past year we have been (hopefully) hearing about Oracle Big Data SQL.

This is a new(-ish) option from Oracle that allows us to run our SQL queries not just on the data in our Oracle Database but also against NoSQL databases and Hadoop. No extra coding is needed, no extra formatting is needed, etc.

All the hard work in connecting to the data in this systems, translating it into executable code on these systems, (more...)

Charting Number of R Packages over time (Part 3)

This is the third and final blog post on analysing the number of new R packages that have been submitted over time.

Check out the previous blog posts:

  • Blog Post 1 : Getting, some basic analysis and graph
  • Blog Post 2 : Aggregating the data and create a number of more useful graphs.

In this blog post I will show you how you can perform Forecasting on our data to make some predictions on the (more...)

Charting Number of R Packages over time (Part 2)

This is the second blog post on charting the number of new R Packages over time.

Check out the first blog post that looked at getting the data, performing some simple graphing and then researching some issues that were identified using the graph.

In this blog post I will look at how you can aggregate the data, plot it, get a regression line, then plot it using ggplot2 and we will include a trend line (more...)

NFL Play by play analysis using Cloudera Impala

Who won the most games against which losing team?


Read More at: www.infocaptor.com/dashboard/nfl-play-by-play-analysis-using-cloudera-impala

the R Consortium

On the 30th June (2015) a number of companies came together to form the R Consortium. The aim of the R Consortium is to support the R community and to help it evolve.


In a way the formation of this group is not surprising as there is a growing list of companies who have their own support implementation of R that provides a number of additional and very important features. Most of these features evolve (more...)

UKOUG Tech 15 : Acceptances & Agenda

Just over a week ago the Acceptance emails started to go out for the UKOUG TECH15 and APPS15 conferences. Also at this time the rejection emails started to go out too :-(

I was on the receiving end of both of these type of emails.

But I was delighted with the news that I received.

My topic areas crosses the TECH and APPs topics and also crosses the Business Analytics stream which looks to bridge (more...)

Charting Number of R Packages over time (Part 1)

This is the first of a three part blog post on charting and analysing the number of R package submissions.

(I will update this blog post with links to the other two posts as they come available)

I'm sure most of you have heard of the R programming language. If not then perhaps it is something that you might want to go off an learn a bit about. Why? well it is one of the (more...)

V506 of Oracle OBIEE SampleApp Virtual Machine

A few days ago Oracle released the latest version of the Virtual Machine for OBIEE SampleApp. The current version has a number of new features and new product versions (see below).

To get this latest version go to the following link to download the VM files and to install. As always this is a beast of a VM and you should only consider the install and setup if you have the space and in particular (more...)

Oracle Architect’s Guides to Big Data

Over the past couple of years we have had a lot of information about Big Data presented to us. But one of the things that still stands out is that there is still a bit of confusion on what Big Data is. Depending on who you are talking to you will get a different definition and interpretation of what Big Data is and what you can do with it.

For example there is one company (more...)

Extracting Data from BICS / Apex via RESTful Webservice

A few days ago, I read the following post; Extracting Data from BICS / Apex via RESTful Webservice on the Oracle A-Team Chronicles website. I tried the example to see how things work. Cocoa Rest Client In the blogpost is referred to cURL to test the REST-endpoints. I have been testing this out on a Mac and…Read more Extracting Data from BICS / Apex via RESTful Webservice

Oracle BI Cloud Service (BICS) – Planned Upgrade for 10-July-2015

As from the 10th of July the Oracle BI Cloud Service environment will be upgraded. Looking forward to the new features and enhancements to the Oracle BI Cloud Service. Find below a list of things we can expect. Fresh new look to Oracle BI Cloud Service Improved design that’s simple to navigate and easy to…Read more Oracle BI Cloud Service (BICS) – Planned Upgrade for 10-July-2015

Flipkart, ecommerce, machine learning, and free advice

I wrote about the obsession of Flipkart (and Myntra) with "mobile-only" without even having an iPad-optimized app! I also talked about the stunning advances being made in voice-search by using machine learning, cognitive learning, natural language processing, even as voice-based search capabilities of e-commerce companies - including Amazon - remain abysmal. Finally, I also included several use-cases that these companies need to work on incorporating into their capabilities.

That piece, Flipkart, Focus and Free Advice (more...)