We present the results of two controlled experiments to compare ER and UML class diagrams, in order to find out which of the models provides better support during the comprehension of data models. The ...

Data science is one of the most exciting and fast-growing fields today. It’s used in many areas like predicting stock prices, training chatbots, and recommending things like movies or products. And ...

This repository explores the data and technical architectures needed to enable enterprises to design, develop and deploy business intelligence (BI) and analytical applications that create value from ...

Let’s focus for a moment on the hardware components of a data warehouse platform. After all, many of the new capabilities and high performance of data warehouses come from recent advances in computer ...

A data warehouse is built as a layer on top of existing operational database systems. Once built, it has to be regularly updated (refreshed). Currently, most data warehouse approaches employ static ...