Increasingly, there are companies where more SQL is written by analysts sifting through data than by engineers in application code querying databases. And by a

Increasingly, there are companies where more SQL is written by analysts sifting through data than by engineers in application code querying databases. And by a huge factor. This sort of functionality shouldn't be used in application code (ironically, exactly as it's being shown in the example) but is a real treat for analysts and engineers writing adhoc queries over large tables.