icexelloss commented on code in PR #13880:
URL: https://github.com/apache/arrow/pull/13880#discussion_r946909795
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cpp/src/arrow/compute/exec/asof_join_node.cc:
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@@ -137,18 +167,84 @@ struct MemoStore {
}
};
+// a specialized higher-performance variation of Hashing64 logic
Review Comment:
Can you explain the difference between this and the existing Hashing64
classes and why it is faster?
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