csun5285 commented on code in PR #54830:
URL: https://github.com/apache/doris/pull/54830#discussion_r2278159366
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be/src/olap/rowset/segment_v2/variant/variant_column_reader.cpp:
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@@ -283,14 +283,17 @@ Status
VariantColumnReader::new_iterator(ColumnIteratorUPtr* iterator,
// If the variant column has extracted columns and is a compaction reader,
then read flat leaves
// Otherwise read hierarchical data, since the variant subcolumns are
flattened in schema_util::VariantCompactionUtil::get_extended_compaction_schema
// when config::enable_vertical_compact_variant_subcolumns is true
- auto has_extracted_columns_in_compaction = [](const StorageReadOptions*
opts) {
+ // For checksum reader, we need to read flat leaves to get the correct
data if has extracted columns
Review Comment:
enable_compaction_checksum
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