Indexing is commonly used among programmers. Without fully grasping the idea behind the technique, a programmer is always eager to take advantage of it whenever they encounter a query performance problem, only to get disappointed by the result on many occasions. By analyzing the principle of indexing, the article tries to show programmers when is the appropriate time to use an index and how to use it.

Basic idea

The purpose of indexing is to quickly find…

What does The Library of Alexandria, The Normans and a book have to do with data? I never thought about

The Library...

...at Alexandria was in charge of collecting all the world's knowledge, and most of the staff was occupied with the task of translating works onto papyrus paper... 1

Or The Normans and the...

Domesday Book (Latin: Liber de Wintonia "Book of…

To improve decision outcomes and operational performance, financial markets firms are incorporating new technologies such as advanced analytics to speed trends analysis and behavior pattern recognition in ever-larger data sets, including big data.  The new technologies apply not only to investment risk and return management, but also to…

     In this article I am going to discuss about complete view of using big data and analytics techniques over vast geological survey data, as they are applied to the oil and gas industry. There is always a need for optimization in the oil and gas exploration and production which includes finding, locating, producing and distribution stages as the gathered data shows how data…

There’s no escaping big data.

In the last week alone, it helped fight the Ebola epidemic, fought…

With immense growth in technology, financial institutes, skyscrapers and malls, one can find that the number of consumers have increased exponentially in the Middle East over the past few years. Reports suggests that 91% of the population comprises of expats in UAE enjoying high salaries and tax free benefits. 

Moreover, the options to spend your money have gotten bigger and better with UAE working towards the initiative to build Smart Cities setting strong infrastructure fundamentals…

The mainframe’s strongest assets – scalability, reliability, availability, security and manageability – are the very characteristics that enterprises are most concerned about as they consider moving business-critical services to a cloud-based architecture.  Can the mainframe be a cloud platform?

Recent surveys underscore customer confidence in the mainframe’s ability to perform in new service delivery models.  Growing numbers are considering IBM’s zSeries Enterprise as a cloud…

The link between strategy and data has never been stronger.  And the economics between the two has never been clearer; the potential return on a properly implemented big data analytics investment can be nothing short of game-changing – if it is done strategically.  It is therefore imperative to make data strategy part of corporate strategy.

The three main levers of return on investment (ROI) are cost efficiencies, productivity gains and incremental revenue generation.   These levers…