virajjasani commented on code in PR #1884:
URL: https://github.com/apache/phoenix/pull/1884#discussion_r1621515584


##########
phoenix-core-server/src/main/java/org/apache/phoenix/hbase/index/IndexRegionObserver.java:
##########
@@ -1308,6 +1345,19 @@ public void 
postBatchMutateIndispensably(ObserverContext<RegionCoprocessorEnviro
       try {
           if (success) {
               context.currentPhase = BatchMutatePhase.POST;
+              for (int i = 0; i < miniBatchOp.size(); i++) {
+                  BatchMutateContext.UpdateStatus updateStatus = 
context.getUpdateStatus(i);
+                  if 
(BatchMutateContext.UpdateStatus.UPDATE.equals(updateStatus)) {
+                      byte[] retVal = PInteger.INSTANCE.toBytes(1);
+                      Cell cell = PhoenixKeyValueUtil.newKeyValue(
+                              miniBatchOp.getOperation(i).getRow(),
+                              EMPTY_BYTE_ARRAY, EMPTY_BYTE_ARRAY, 0, retVal, 0,
+                              retVal.length);
+                      Result result = Result.create(new 
ArrayList<>(Arrays.asList(cell)));
+                      miniBatchOp.setOperationStatus(i,
+                              new OperationStatus(OperationStatusCode.SUCCESS, 
result));
+                  }
+              }

Review Comment:
   Getting rid of Map makes sense. Instead of `Map<Integer, UpdateStatus> 
updateStatusMap`, let's use `UpdateStatus updateStatus` and update it's value 
when `miniBatchOp.size() == 1` and operation is atomic.



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