A long time ago, I wondered: "Aren't all Filesystems NoSQL Databases?" Just use the filename as the key, and the contents as the value. It turns out that the a

A long time ago, I wondered: "Aren't all Filesystems NoSQL Databases?" Just use the filename as the key, and the contents as the value. It turns out that the answer is "Yes", but filesystem performance is optimized for use cases other than being a NoSQL database. If you actually want to use a NoSQL database with better performance and probably more features then you're better off using something designed as a NoSQL database.