Tableau Cycle Fields can be used to cycle the current included dimensions in the current Tableau sheet. This is very useful when you want to see the effect of different dimension variations.

Nick Revych will explain the Gartner’s analysis of the four product leaders for the last 3 years in BI sector. The following products are included in the group of leaders : QlikView, Tableau, Microsoft for Power BI and SAP Lumira 2.x. The strengths and weaknesses of these products will be explained. Outlined the best practices, or rather, what errors should be avoided when developing business analysis on these applications, based on the software architectural pattern MVC (Model, View, Controller).

The beginning of Apache Hadoop cropped up in 2003. Distributed applications that process extremely massive amount of data is developed and carried out by Hadoop. It stores data as well as runs applications on clusters of commodity hardware and gives huge storage for any sort of data, great power of processing plus the capacity to deal with virtually unlimited simultaneous tasks or jobs. Further, it was planned to step up from solo servers to thousands of machines where every single machine will offer local computation and space. And, instead of depending on hardware to give great level of accessibility, the Apache Hadoop software library is aimed to identify and deal with failures at the application layer.