icexelloss commented on code in PR #13880:
URL: https://github.com/apache/arrow/pull/13880#discussion_r954266651
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cpp/src/arrow/compute/exec/asof_join_node.cc:
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@@ -657,34 +986,85 @@ class AsofJoinNode : public ExecNode {
return std::make_shared<arrow::Schema>(fields);
}
+ static inline Result<col_index_t> FindColIndex(const Schema& schema,
+ const FieldRef& field_ref,
+ const util::string_view&
key_kind) {
Review Comment:
Why do we use string_view here instead of just string? (I don't know what
the difference is )
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