I'm interested in your SQL grammars. Especially how you tested them. FWIW I've been toying with ANTLR. I used some of their community's example grammars to get

I'm interested in your SQL grammars. Especially how you tested them. FWIW I've been toying with ANTLR. I used some of their community's example grammars to get started. Is it weird that grammars generally don't include test harnesses?