I am trying to produce a list of records where the keys match. It makes
sense to me ;-)
The examples from the docs show this:
*(join animals personalities {:kind :species})
*
and the third argument is a key map to show which fields from the two
collections should be treated as the same key
*
*
On Tuesday, July 16, 2013 4:48:25 PM UTC+2, Michael Klishin wrote:
>
> 2013/7/16 mond <r...@mcdermott.be <javascript:>>
>
>> check-delta-feeds.core=> (set/join changed-records feed-entries {:ID
>> :dh-uuid})
>> ClassCastException clojure.lang.LazySeq cannot be cast to java.util.Map
>> clojure.lang.RT.find (RT.java:733)
>>
>
> You can use clojure.set/join on lazy sequences but joining a list
> (produced by a sequence) with
> a map makes no sense.
>
> You have {:ID :dh-uuid} in the code above. Maybe you want #{:ID :dh-uuid},
> another set?
> --
> MK
>
> http://github.com/michaelklishin
> http://twitter.com/michaelklishin
>
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