yupeng9 commented on a change in pull request #7844:
URL: https://github.com/apache/pinot/pull/7844#discussion_r759738827



##########
File path: 
pinot-segment-local/src/main/java/org/apache/pinot/segment/local/upsert/PartitionUpsertMetadataManager.java
##########
@@ -186,27 +182,32 @@ public GenericRow updateRecord(IndexSegment segment, 
RecordInfo recordInfo, Gene
       }
     }
 
+    ThreadSafeMutableRoaringBitmap validDocIds = segment.getValidDocIds();
+    assert validDocIds != null;
     _result = record;
-    _primaryKeyToRecordLocationMap
-        .compute(hashPrimaryKey(recordInfo._primaryKey, _hashFunction), 
(primaryKey, currentRecordLocation) -> {
+    
_primaryKeyToRecordLocationMap.compute(hashPrimaryKey(recordInfo._primaryKey, 
_hashFunction),
+        (primaryKey, currentRecordLocation) -> {
           if (currentRecordLocation != null) {
             // Existing primary key
 
-            // Update the record location when the new comparison value is 
greater than or equal to the current value
-            // . Update
-            // the record location when there is a tie to keep the newer 
record.
+            // Update the record location when the new comparison value is 
greater than or equal to the current value.
+            // Update the record location when there is a tie to keep the 
newer record.
             if 
(recordInfo._comparisonValue.compareTo(currentRecordLocation.getComparisonValue())
 >= 0) {
               IndexSegment currentSegment = currentRecordLocation.getSegment();
+              int currentDocId = currentRecordLocation.getDocId();
               if (_partialUpsertHandler != null) {
                 // Partial upsert
                 _reuse.clear();
-                GenericRow previousRecord = 
currentSegment.getRecord(currentRecordLocation.getDocId(), _reuse);
+                GenericRow previousRecord = 
currentSegment.getRecord(currentDocId, _reuse);
                 _result = _partialUpsertHandler.merge(previousRecord, record);
               }
-              assert currentSegment.getValidDocIds() != null;

Review comment:
       I meant `segment.getValidDocIds()` is called earlier




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