Did you also read the overview that's part of contrib at
http://richhickey.github.com/clojure-contrib/doc/datalog.html.
I don't know if you already saw that, but since you didn't mention it,
I thought I'd be sure.
Tom
On Sep 12, 6:53 pm, Robert Luo <robort...@gmail.com> wrote:
> Thank you Josh for your answer.
>
> I have read the sources of datalog, however, literal.clj and the ideas
> of the query language behind it is unknown for me, thus I can not
> understand it quite well. The same thing happens when I saw magic.clj,
> in which file I saw "magic transformation".
>
> I ran the example you posted on github, which seems return 2 records
> because same room-id merged. However, if I want the result set look
> like this: {room-id: 1 :seat-number [1 2], :players ["joe" "smith"]},
> is it possible? Another question, there are many aggregate function in
> SQL, can it be used in the conjunctive query?
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