Changes for clojure.contrib.sql/with-connection

youngnh on Tue, 27 Jul 2010
(with-connection {:classname "oracle.jdbc.driver.OracleDriver"
                  :subprotocol "oracle"
                  :subname (str "thin:@//" host ":1521/" db)
                  :user "joe"
                  :password "secret"}
  ...)