Multiple versions of truth

Data warehouses provide a single source to share the same data throughout various parts of the organization.   One of the promoted advantages of such a system is that it offers a single version of truth that all organizations can use for their analysis.   This single source of truth makes it more likely to…

ETL: The fireman of data warehouses

In my earlier posts, I have been describing a role for data science that involves careful scrutiny of various types of data in light of the intended purposes for that data.    In this context, I envision a person filling a data science role will be actively involved an all areas where data is used…