On 21 February 2010 16:49, Jack Fang <jack.fang1...@gmail.com> wrote: > So I can guess that, If you use deref, there can be multipule > transcation running at once. But sometimes transcation must be rerun. > If you use ensure, only one transcation is run. Others are blocked. > Is it true?
Those which try to modify the ref are blocked. Those which only read it proceed as usual. > Thanks for all your help! Sure thing! Sincerely, Michał -- You received this message because you are subscribed to the Google Groups "Clojure" group. To post to this group, send email to clojure@googlegroups.com Note that posts from new members are moderated - please be patient with your first post. To unsubscribe from this group, send email to clojure+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/clojure?hl=en