yiguolei commented on code in PR #35383:
URL: https://github.com/apache/doris/pull/35383#discussion_r1614204920
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be/src/olap/parallel_scanner_builder.h:
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@@ -77,11 +82,19 @@ class ParallelScannerBuilder {
size_t _rows_per_scanner {_min_rows_per_scanner};
+ /// used if `_split_by_segment_size` is true.
+ size_t _bytes_per_scanner {0};
+ size_t _min_bytes_per_scanner {32 * 1024 * 1024};
+ size_t _segment_count_factor {10};
+
+ std::map<RowsetId, std::vector<size_t>> _segments_size;
+
std::map<RowsetId, SegmentCacheHandle> _segment_cache_handles;
std::shared_ptr<RuntimeProfile> _scanner_profile;
RuntimeState* _state;
int64_t _limit_per_scanner;
+ bool _split_by_segment_size {false};
bool _is_dup_mow_key;
Review Comment:
and also init other properties such as _is_dup_mow_key
_limit_per_scanner..... should init all pointer to nullptr
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