I tried "What are the names of all the workers" but it didn't understand. So it doesn't seem to take slightly-vague input. (The schema has a workers table with

I tried "What are the names of all the workers" but it didn't understand. So it doesn't seem to take slightly-vague input. (The schema has a workers table with fields first name and lastname) When I have to be precise, I'm better off using SQL directly.