*nrepl*.txt

; nREPL 0.1.4-preview
user> (use 'cascalog) 
FileNotFoundException Could not locate cascalog__init.class or cascalog.clj on classpath:   clojure.lang.RT.load (RT.java:430)
user> (use 'cascalog.api)
nil
user> (<- (stdout) [?num] ([[:a 1][:b 2][:c 3]] ?label ?num))
CompilerException java.lang.RuntimeException: Unable to resolve symbol: ?num in this context, compiling:(NO_SOURCE_PATH:1) 
user> (?<- (stdout) [?num] ([[:a 1][:b 2][:c 3]] ?label ?num))
nil
user> (defn double [x] (* x 2))
WARNING: double already refers to: #'clojure.core/double in namespace: user, being replaced by: #'user/double
#'user/double
user> (?<- (stdout) [?doubled] ([[:a 1][:b 2][:c 3]] ?label ?num) (double ?num :> ?doubled))
nil
user> 

I see