Have you ever stared at a massive dataset, only to realize it’s riddled with empty columns that serve no purpose? It’s a frustrating scenario—one that wastes time, clutters your workflow, and makes ...

Inside any database management system (DBMS), one can designate a specific data item as “null.” The null represents the “existence” of a non-value, the nonexistence of a value, or…nothing. This sounds ...

Marvel should have an evil villain named “Null.” Nulls have always been trouble in the relational world. Certainly, nulls are used all over the place by virtually everyone. Still, that does not mean ...