yiguolei commented on code in PR #63850:
URL: https://github.com/apache/doris/pull/63850#discussion_r3377866105
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be/src/storage/rowset/beta_rowset_reader.h:
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@@ -60,8 +60,9 @@ class BetaRowsetReader : public RowsetReader {
}
bool is_merge_iterator() const override {
- return _read_context->need_ordered_result &&
- _rowset->rowset_meta()->is_segments_overlapping() &&
_get_segment_num() > 1;
+ return _read_context->need_ordered_result && _get_segment_num() > 1 &&
+ (_rowset->rowset_meta()->is_segments_overlapping() ||
+ _read_context->force_key_ordered_read);
Review Comment:
force_key_ordered_read 依赖这个开关的原因是啥？ 之前这个开关就是存在的，为什么没问题？
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