Evolution to the Data Lakehouse

The Original Data Challenge With the proliferation of applications came the problem of data integrity. The problem with the advent of large numbers of applications was that the same data appeared in many places with different values. In order to make a decision, the user had to find WHICH version of the data was the right one to use among […]

DATA LAKE ARCHITECTURE

Big Data started out as a replacement for data warehouse. The Big Data vendors are loathe to mention this fact today. But if you were around in the early days of Big Data, one of the central topics that was discussed was – if you have Big Data do you need a data warehouse? From a marketing standpoint Big Data […]

WHO IS THE FATHER OF DATA WAREHOUSE?

Long ago I stopped advertising myself as the ”father of data warehouse” . In fact I haven’t done much pioneering work in data warehouse in years. But occasionally Barry Devlin appears and claims that he is the father of data warehousing. The implication is that Barry is responsible for the concept of data warehousing. I choose to not deal with […]