AshinGau commented on code in PR #18796:
URL: https://github.com/apache/doris/pull/18796#discussion_r1172146140
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be/src/vec/exec/format/parquet/vparquet_reader.cpp:
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@@ -581,6 +582,42 @@ Status ParquetReader::_init_row_groups(const bool&
is_filter_groups) {
return Status::OK();
}
+std::vector<io::PrefetchRange> ParquetReader::_generate_random_access_ranges(
Review Comment:
At most the number of columns * number of row group.
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