(find-clue db argument ...) -> one or more records, or null
Provides a simple query language that searches for the presence of a field, and the equivalence of a field to a given value.
Examples:
>> (find-clue db (last-name "Doe")) :: ([clue-record [vector ...]] [clue-record [vector ...]]) >> (get-clue (find-clue db (last-name "Doe"))) :: (((...) (...) (...)) ((...) (...) (...))) >> (get-clue (find-clue db (last-name "Doe")) first-name) :: ("Jane" "John") >> (get-clue (find-clue db customer) first-name) :: ("Jane" #f "John") >> (get-clue (find-clue db customer first-name) first-name) :: ("Jane" "John")