Cockroach Labs CEO: Diverse database models are essential as app demands surge

Licensing mixes also needed lest vendors give too much away

Interview  On the eve of the Cockroach Labs' annual conference, CEO Spencer Kimball commented about the virtues of a rival database company. "There are real benefits to the way MongoDB does things, and that's why a lot of developers like it," he told The Register from RoachFest in New York.…