What you’re looking for is the backtick in lisp. Or more generally: lisp macro’s where a function can inspect the ast of an argument and base it’s result on tha

What you’re looking for is the backtick in lisp. Or more generally: lisp macro’s where a function can inspect the ast of an argument and base it’s result on that. For those who gave never used linq: this allows the above function to translate the function to a sql, sparql or mongo query depending on the currently selected backend