kangkaisen commented on a change in pull request #4482:
URL: https://github.com/apache/incubator-doris/pull/4482#discussion_r479733310
##########
File path:
fe/fe-core/src/main/java/org/apache/doris/planner/DistributedPlanner.java
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@@ -863,6 +863,14 @@ private PlanFragment
createMergeAggregationFragment(AggregationNode node, PlanFr
// childFragment.addPlanRoot(node);
// return childFragment;
// }
+
+ PlanNode childPlan = childFragment.getPlanRoot();
+ if (childPlan instanceof OlapScanNode &&
+
((OlapScanNode)childPlan).getOlapTable().satisfyHashDistribution(partitionExprs))
{
Review comment:
I think we move this check to `createAggregationFragment` 780 line is
better? Because `createMergeAggregationFragment ` should create a merge
aggregate fragment.
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