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Posted to github@arrow.apache.org by GitBox <gi...@apache.org> on 2020/07/15 18:21:36 UTC

[GitHub] [arrow] pitrou commented on a change in pull request #7776: ARROW-9486: [C++][Dataset] Support implicit cast of InExpression::set to dict

pitrou commented on a change in pull request #7776:
URL: https://github.com/apache/arrow/pull/7776#discussion_r455250939



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File path: cpp/src/arrow/dataset/filter.cc
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@@ -931,6 +931,22 @@ Result<std::shared_ptr<DataType>> FieldExpression::Validate(const Schema& schema
   return null();
 }
 
+Result<Datum> CastOrDictionaryEncode(const Datum& arr,

Review comment:
       This doesn't seem to be static nor in the anonymous namespace?
   (ditto for other private functions in this file?)




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