willholley commented on a change in pull request #866: Fix incorrect index
selection when sort specified
URL: https://github.com/apache/couchdb/pull/866#discussion_r143989596
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File path: src/mango/src/mango_idx.erl
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@@ -93,17 +109,31 @@ recover(Db) ->
end, DDocs)}.
-for_sort(Indexes, Opts) ->
- % If a sort was specified we have to find an index that
- % can satisfy the request.
+has_use_index(Opts) ->
+ case lists:keyfind(sort, 1, Opts) of
+ {use_index, _} ->
Review comment:
There is a test but this situation is handled elsewhere. I'll remove
`has_use_index` and its usage.
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