https://techcrunch.com/2020/12/01/aws-adds-natural-language-search-service-for-business-intelligence-from-its-data-sets/

When Amazon Web Services launched QuickSight, its business intelligence service, back in 2016 the company wanted to provide product information and customer information for business users — not just developers.

At the time, the natural language processing technologies available weren’t robust enough to give customers the tools to search databases effectively using queries in plain speech.