data modeling

Multidimensional Data Modeling – OLAP Cubes

OLAP (short for Online Analytical Processing cubes) refers to multidimensional databases optimized for data warehouse requirements and specific OLAP applications. The OLAP cube is a technique of storing data (or…

Data Warehouse

An Overview of Logical Data Warehousing

Popularized by Gartner IT analyst Mark Beyer in 2011, the term “logical data warehousing” is defined as an architectural layer that combines the strength of a physical data warehouse with…