amorynan commented on code in PR #45305:
URL: https://github.com/apache/doris/pull/45305#discussion_r1881604897


##########
be/src/olap/rowset/segment_v2/column_reader.cpp:
##########
@@ -1086,8 +1098,14 @@ Status ArrayFileColumnIterator::next_batch(size_t* n, 
vectorized::MutableColumnP
         auto null_map_ptr =
                 
static_cast<vectorized::ColumnNullable&>(*dst).get_null_map_column_ptr();
         size_t num_read = *n;
-        bool null_signs_has_null = false;
-        RETURN_IF_ERROR(_null_iterator->next_batch(&num_read, null_map_ptr, 
&null_signs_has_null));
+        if (_null_iterator) {
+            bool null_signs_has_null = false;

Review Comment:
   done!



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