Do your research. "document-based" DBs already "ruled the world" right until relational databases were invented, which quickly obsoleted them. The only advanta

Do your research. "document-based" DBs already "ruled the world" right until relational databases were invented, which quickly obsoleted them. The only advantage of disk-backed hash table is ease of scalability, this is why they're useful for hm.... top 0.005% of web sites, who handle thousands of updates per second.