Do not use aggregation result for distinct query in IntermediateResultsBlock

[Jackie-Jiang]

No description provided.

[codecov-commenter]

Codecov Report

Merging #9262 (a1748dc) into master (718f41f) will increase coverage by 1.18%.
The diff coverage is 87.80%.

@@             Coverage Diff              @@
##             master    #9262      +/-   ##
============================================
+ Coverage     68.75%   69.94%   +1.18%     
- Complexity     4755     5009     +254     
============================================
  Files          1859     1859              
  Lines         99129    99146      +17     
  Branches      15077    15078       +1     
============================================
+ Hits          68161    69343    +1182     
+ Misses        26076    24900    -1176     
- Partials       4892     4903      +11     

Flag	Coverage Δ
integration1	26.27% <85.36%> (-0.16%)	⬇️
integration2	24.77% <85.36%> (?)
unittests1	67.10% <87.80%> (+0.02%)	⬆️
unittests2	15.34% <0.00%> (-0.01%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
...perator/query/DictionaryBasedDistinctOperator.java	76.08% <33.33%> (-1.00%)	⬇️
...core/operator/combine/DistinctCombineOperator.java	86.36% <77.77%> (+2.36%)	⬆️
...core/operator/blocks/IntermediateResultsBlock.java	86.46% <96.15%> (+1.38%)	⬆️
...he/pinot/core/operator/query/DistinctOperator.java	96.29% <100.00%> (-0.26%)	⬇️
...apache/pinot/broker/api/HttpRequesterIdentity.java	28.57% <0.00%> (-57.15%)	⬇️
...org/apache/pinot/broker/api/RequesterIdentity.java	50.00% <0.00%> (-50.00%)	⬇️
...ntroller/helix/core/minion/TaskMetricsEmitter.java	34.88% <0.00%> (-41.87%)	⬇️
.../predicate/NotEqualsPredicateEvaluatorFactory.java	66.34% <0.00%> (-7.70%)	⬇️
...a/org/apache/pinot/common/utils/ServiceStatus.java	60.95% <0.00%> (-7.62%)	⬇️
...roller/helix/core/relocation/SegmentRelocator.java	72.97% <0.00%> (-5.41%)	⬇️
... and 139 more

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