[GitHub] tonysun83 commented on a change in pull request #471: Use efficient set storage for field names

[gi...@git.apache.org]

tonysun83 commented on a change in pull request #471: Use efficient set storage for field names
URL: https://github.com/apache/couchdb/pull/471#discussion_r114705023
 
 

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 File path: src/mango/src/mango_native_proc.erl
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 @@ -257,15 +257,10 @@ add_default_text_field([_ | Rest], Acc) ->
 
 
 %% index of all field names
-get_field_names([], FAcc) ->
-    FAcc;
-get_field_names([{Name, _Type, _Value} | Rest], FAcc) ->
-    case lists:member([<<"$fieldnames">>, Name, []], FAcc) of
-        true ->
-            get_field_names(Rest, FAcc);
-        false ->
-            get_field_names(Rest, [[<<"$fieldnames">>, Name, []] | FAcc])
-    end.
+get_field_names(Fields) ->
+    GBFieldSet = gb_sets:from_list(Fields),
 
 Review comment:
   @iilyak : I've updated with your suggestion
 
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