yiguolei commented on code in PR #11474:
URL: https://github.com/apache/doris/pull/11474#discussion_r936578677
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be/src/olap/rowset/segment_v2/segment_iterator.h:
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@@ -165,9 +165,9 @@ class SegmentIterator : public RowwiseIterator {
const Schema& _schema;
// _column_iterators.size() == _schema.num_columns()
// _column_iterators[cid] == nullptr if cid is not in _schema
- std::vector<ColumnIterator*> _column_iterators;
+ std::map<int32_t, ColumnIterator*> _column_iterators;
// FIXME prefer vector<unique_ptr<BitmapIndexIterator>>
Review Comment:
modify the comments and explain the map structure.
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