yiguolei commented on code in PR #35432:
URL: https://github.com/apache/doris/pull/35432#discussion_r1616191335


##########
be/src/olap/rowset/beta_rowset_reader.cpp:
##########
@@ -388,11 +417,7 @@ bool 
BetaRowsetReader::_should_push_down_value_predicates() const {
 }
 
 Status BetaRowsetReader::get_segment_num_rows(std::vector<uint32_t>* 
segment_num_rows) {
-    auto& seg_ptrs = _segment_cache_handle.get_segments();
-    segment_num_rows->resize(seg_ptrs.size());
-    for (size_t i = 0; i < seg_ptrs.size(); i++) {
-        (*segment_num_rows)[i] = seg_ptrs[i]->num_rows();
-    }
+    segment_num_rows->assign(_segments_rows.cbegin(), _segments_rows.cend());
     return Status::OK();
 }

Review Comment:
   some method like new_column_iterator also need load column readers



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