At its heart, data modeling is about understanding how data flows through a system. Just as a map can help us understand a city’s layout, data modeling can help us understand the complexities of a ...

Although DBAs, at a high level, are tasked with managing and assuring the efficiency of database systems, there are actually many different types of DBAs. Some focus on logical design, others focus on ...

The job of a DBA is special in any organization. Large companies might have anywhere from three to six (or even more) DBAs on staff. But for small to mid-sized organizations, oftentimes there is only ...

CAD, or computer-aided design, has transformed design in many fields, allowing simulation and numerical data modeling in industries such as architecture, engineering, construction, product design and ...

RIGHT JOIN (or RIGHT OUTER JOIN): It’s the opposite of a LEFT JOIN. It keeps all rows from the right table and matches from ...

In 2012, HBR dubbed data scientist “the sexiest job of the 21st century”. It is also, arguably, the vaguest. To hire the right people for the right roles, it’s important to distinguish between ...

Scientists in Germany are using artificial nerve cells to classify different types of data. These silicon 'neurons' could recognize handwritten numbers, or distinguish plant species based on their ...