erwin Expert Blog

More and more businesses are adopting managed data lakes. Earlier in this blog series, we established that leading organizations are adopting a variety of approaches to manage data, including data that may be sourced from a wide range of NoSQL, NewSQL, RDBMS and unstructured sources. In this post, we’ll discuss managed data lakes and their...

NoSQL database technology is gaining a lot of traction across industry. So what is it, and why is it increasing in use? Techopedia defines NoSQL as “a class of database management systems (DBMS) that do not follow all of the rules of a relational DBMS and cannot use traditional SQL to query data.” The rise...

In the first two posts of this series, we focused on the “volume” and “velocity” of Big Data, respectively.  In this post, we’ll cover “variety,” the third of Big Data’s “three Vs.” In particular, I plan to discuss NoSQL and NewSQL databases and their implications for data modeling. As the volume and velocity of data...

The multi-tenancy vs. single-tenancy hosting debate has raged for years. Businesses’ differing demands have led to a stalemate, with certain industries more likely to lean one way than the other. But with advancements in cloud computing and storage infrastructure, the stalemate could be at the beginning of its end. To understand why multi-tenancy hosting is...