louna.datasets.udf

call-udf

(call-udf name & col-names)

defudaf

macro

(defudaf fname udaf-object)

defudf

macro

(defudf arg1 arg2 arg3 arg4)

get-udf-class

(get-udf-class f nargs)

register-udaf

(register-udaf udaf-object)

register-udf

(register-udf f nargs rtype)