airborne12 commented on code in PR #23818:
URL: https://github.com/apache/doris/pull/23818#discussion_r1315337521


##########
be/src/olap/rowset/segment_v2/segment_iterator.cpp:
##########
@@ -938,6 +938,10 @@ Status 
SegmentIterator::_apply_inverted_index_on_block_column_predicate(
 }
 
 bool SegmentIterator::_need_read_data(ColumnId cid) {
+    // for safety reason, only support DUP_KEYS
+    if (_opts.tablet_schema->keys_type() != KeysType::DUP_KEYS) {

Review Comment:
   not support MoW now, because MoW is not always generate delete bitmap for 
delete predicate



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