This is my latest working invocation:
(doall (map #(remove :dh-uuid %) (map find-records query-parts)))
(({:a2p-id "3", :dh-uuid nil}) ({:a2p-id "3", :dh-uuid nil}))
The list of maps is retained which might be useful later.
Thanks
On Saturday, 25 May 2013 20:15:19 UTC+2, sdegutis wrote:
>
> Wouldn't (remove :dh-uuid (apply concat (map find-records query-parts)))
> be better?
>
>
> On Sat, May 25, 2013 at 1:09 PM, Mond Ray <mondr...@gmail.com<javascript:>
> > wrote:
>
>> Bingo:
>>
>> user=> (filter (complement :dh-uuid) (apply concat (map find-records
>> query-parts)))
>> ({:a2p-id "3", :dh-uuid nil} {:a2p-id "3", :dh-uuid nil})
>>
>> Thanks everyone!
>>
>>
>> On Saturday, 25 May 2013 19:29:55 UTC+2, Andy Fingerhut wrote:
>>
>>> Woops, and here I wasn't being careful enough... You have a list (or
>>> sequence) of two elements, both of which are lists (or sequences) of maps.
>>> You can use (apply concat (map find-records query-parts)) to return a
>>> single list containing nothing but maps.
>>>
>>> Andy
>>>
>>>
>>> On Sat, May 25, 2013 at 10:27 AM, Andy Fingerhut
>>> <andy.fi...@gmail.com>wrote:
>>>
>>>> If (map find-records query-parts) is returning this expression:
>>>>
>>>>
>>>> (({:a2p-id "1", :dh-uuid "abc-def-ghi-klm"} {:a2p-id "2", :dh-uuid
>>>> "def-ghi-klm-opq"} {:a2p-id "3", :dh-uuid nil}) ({:a2p-id "1", :dh-uuid
>>>> "abc-def-ghi-klm"} {:a2p-id "2", :dh-uuid "def-ghi-klm-opq"} {:a2p-id "3",
>>>> :dh-uuid nil}))
>>>>
>>>> then especially note the double parentheses. That is a list (or
>>>> sequence), whose first element is a list (or sequence) of maps. You can
>>>> use (first (map find-records query-parts)) to get the inner list.
>>>>
>>>> Andy
>>>>
>>>>
>>>> On Sat, May 25, 2013 at 4:21 AM, Mond Ray <mondr...@gmail.com> wrote:
>>>>
>>>>> I am missing something obvious... I get a list of maps back from a
>>>>> function and I want to find the elements with nil
>>>>>
>>>>> (({:a2p-id "1", :dh-uuid "abc-def-ghi-klm"} {:a2p-id "2", :dh-uuid
>>>>> "def-ghi-klm-opq"} {:a2p-id "3", :dh-uuid nil}) ({:a2p-id "1", :dh-uuid
>>>>> "abc-def-ghi-klm"} {:a2p-id "2", :dh-uuid "def-ghi-klm-opq"} {:a2p-id
>>>>> "3",
>>>>> :dh-uuid nil}))
>>>>>
>>>>> I try the select function but it has no effect ... same list
>>>>>
>>>>> (set/select #(not (:dh-uuid %)) (map find-records query-parts))
>>>>>
>>>>> also tried the previously working example... same list
>>>>>
>>>>> (filter #(not (:dh-uuid %)) (map find-records query-parts))
>>>>>
>>>>> I am assuming that I am not indexing into each of the maps but I
>>>>> cannot remember or find out how to do this ... all examples only show one
>>>>> map
>>>>>
>>>>> Thanks
>>>>>
>>>>> Ray
>>>>>
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