$ lein repl
nREPL server started on port 64314 on host 127.0.0.1 - nrepl://127.0.0.1:64314
REPL-y 0.3.5, nREPL 0.2.6
Clojure 1.6.0
Java HotSpot(TM) 64-Bit Server VM 1.8.0_40-b25
    Docs: (doc function-name-here)
          (find-doc "part-of-name-here")
  Source: (source function-name-here)
 Javadoc: (javadoc java-object-or-class-here)
    Exit: Control+D or (exit) or (quit)
 Results: Stored in vars *1, *2, *3, an exception in *e

user=> (rename-keys {:a 1, :b 2} {:a :new-a, :b :new-b})
CompilerException java.lang.RuntimeException: Unable to resolve symbol: rename-keys in this context, compiling:(NO_SOURCE_PATH:1:1)

user=> (select-keys {:a 1, :b 2} [:a :b])
{:b 2, :a 1}
user=> (select-keys {:a 1, :b 2} [:a])
{:a 1}
user=>