wangbo commented on a change in pull request #5990:
URL: https://github.com/apache/incubator-doris/pull/5990#discussion_r648828565
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File path: be/src/olap/rowset/segment_v2/binary_dict_page.h
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@@ -86,7 +86,7 @@ class BinaryDictPageBuilder : public PageBuilder {
}
};
// query for dict item -> dict id
- std::unordered_map<Slice, uint32_t, HashOfSlice> _dictionary;
+ phmap::flat_hash_map<Slice, uint32_t, HashOfSlice> _dictionary;
Review comment:
It seems that the interface of flat_hash_map and the interface of the
standard library are completely compatible?
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