It turns out world domination can take a long, long time. Back in 2014, Network World’s Brandon Butler declared that NoSQL was “giving SQL database vendors and users a scare,” and a year later InfoWorld’s Andy Oliver quipped that “the once red-hot database technology is losing its luster, as NoSQL reaches mass adoption,” becoming boringly mainstream.
Yet relational database vendors continue to print money; the NoSQL contenders, many of which are open source — not so much.
