What spectrum? The actual database types are relational, key-value/wide-column, document-store, graph, etc. NoSQL is a meaningless buzzword but one good outcom

What spectrum? The actual database types are relational, key-value/wide-column, document-store, graph, etc. NoSQL is a meaningless buzzword but one good outcome was more attention to non-relational systems and where they can be a better fit, as well as creating more progress for those systems as well like better usability and APIs to match the relational dbs.