It's often possible to access them indirectly through programs like search engines and desktop apps that generate SQL for you, but developers and database administrators often find it useful to ...

That’s when the seed sprouted. “Sitting there as a database guy, I was just getting irritated,” he says. “Jeez, why wouldn’t you just use SQL for all of this stuff across all the levels?

SQL, on the other hand, is used with nearly every relational database system and huge numbers of people who know how to use it effectively to mine and analyze data. While the Facebook-created Hive ...