Execution time, after a point, is less important than development time. NoSQL is often faster for development and refactoring, because the schema is easier to c

Execution time, after a point, is less important than development time. NoSQL is often faster for development and refactoring, because the schema is easier to change in code than in the database. Also there's the scale issue. Append-only is helpful. Why have SQL if you can't use all the features?