zhannngchen commented on code in PR #20907:
URL: https://github.com/apache/doris/pull/20907#discussion_r1244787127


##########
be/src/olap/tablet.cpp:
##########
@@ -3296,29 +3295,39 @@ void 
Tablet::calc_compaction_output_rowset_delete_bitmap(
                                                  {rowset->rowset_id(), seg_id, 
end_version},
                                                  &subset_map);
             // traverse all versions and convert rowid
-            for (auto iter = subset_map.delete_bitmap.begin();
-                 iter != subset_map.delete_bitmap.end(); ++iter) {
-                auto cur_version = std::get<2>(iter->first);
-                for (auto index = iter->second.begin(); index != 
iter->second.end(); ++index) {
-                    src.row_id = *index;
-                    if (rowid_conversion.get(src, &dst) != 0) {
-                        VLOG_CRITICAL << "Can't find rowid, may be deleted by 
the delete_handler, "
-                                      << " src loaction: |" << src.rowset_id 
<< "|"
-                                      << src.segment_id << "|" << src.row_id
-                                      << " version: " << cur_version;
-                        missed_rows->insert(src);
-                        continue;
-                    }
-                    VLOG_DEBUG << "calc_compaction_output_rowset_delete_bitmap 
dst location: |"
-                               << dst.rowset_id << "|" << dst.segment_id << 
"|" << dst.row_id
-                               << " src location: |" << src.rowset_id << "|" 
<< src.segment_id
-                               << "|" << src.row_id << " start version: " << 
start_version
-                               << "end version" << end_version;
-                    (*location_map)[rowset].emplace_back(src, dst);
-                    output_rowset_delete_bitmap->add({dst.rowset_id, 
dst.segment_id, cur_version},
-                                                     dst.row_id);
-                }
+            convert_rowid(rowset, subset_map, src, rowid_conversion, 
start_version, end_version,
+                          missed_rows, location_map, 
output_rowset_delete_bitmap);
+        }
+    }
+}
+
+void Tablet::convert_rowid(

Review Comment:
   This method don't needs so many parameters, we should try our best to make 
the declaration more clear 



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