wesm commented on a change in pull request #7108:
URL: https://github.com/apache/arrow/pull/7108#discussion_r420745806
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File path: cpp/src/parquet/arrow/reader_internal.h
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@@ -76,7 +76,8 @@ class FileColumnIterator {
return nullptr;
}
- auto row_group_reader = reader_->RowGroup(row_groups_.front());
+ int row_group_index = row_groups_.front();
+ auto row_group_reader = reader_->RowGroup(row_group_index);
Review comment:
Ah I thought it was pop_front. I'll revert
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