Everyone who has already come in touch with data science, has already heard of features used in such models. One aspect that can become quite challenging, is reusing features in a consistent way, across several team members, projects and in environments. In this article, I will explain the most commonly used way to resolve these […]
Tag: datalake
Kimball in a data lake? Come again?
Most companies are already familiar with data modelling (be it Kimball or any other modelling technique) and data warehousing with a classical ETL (Extract-Transform-Load) flow. In the age of big data, an increasing number of companies are moving towards a data lake using Spark to store massive amounts of data. However, we often see that […]