feiniaofeiafei commented on code in PR #60074:
URL: https://github.com/apache/doris/pull/60074#discussion_r2710899711
##########
fe/fe-core/src/main/java/org/apache/doris/nereids/NereidsPlanner.java:
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@@ -761,7 +762,10 @@ public static PhysicalPlan chooseBestPlan(Group rootGroup,
PhysicalProperties ph
GroupExpression groupExpression =
rootGroup.getLowestCostPlan(physicalProperties).orElseThrow(
() -> new AnalysisException("lowestCostPlans with
physicalProperties("
+ physicalProperties + ") doesn't exist in root
group")).second;
- if (rootGroup.getEnforcers().containsKey(groupExpression)) {
+ if ((groupExpression.getPlan() instanceof PhysicalDistribute
+ && rootGroup.getEnforcerSpecs().containsKey(
+ ((PhysicalDistribute<?>)
groupExpression.getPlan()).getDistributionSpec()))
+ || rootGroup.getEnforcers().containsKey(groupExpression)) {
rootGroup.addChosenEnforcerId(groupExpression.getId().asInt());
Review Comment:
The chosenEnforcerId may be wrong when explain memo plan print the group,
the chosen groupExpression id is 1, but the group enforcers may not have
groupExpression with id 1.
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