xzj7019 commented on code in PR #39148:
URL: https://github.com/apache/doris/pull/39148#discussion_r1715303095
##########
fe/fe-core/src/main/java/org/apache/doris/nereids/properties/ChildOutputPropertyDeriver.java:
##########
@@ -258,8 +258,35 @@ public PhysicalProperties visitPhysicalHashJoin(
// broadcast
if (rightOutputProperty.getDistributionSpec() instanceof
DistributionSpecReplicated) {
- DistributionSpec parentDistributionSpec =
leftOutputProperty.getDistributionSpec();
- return new PhysicalProperties(parentDistributionSpec);
+ DistributionSpec leftDistributionSpec =
leftOutputProperty.getDistributionSpec();
+ if
(hashJoin.child(0).getOutputSet().containsAll(hashJoin.getOutputSet())) {
+ return new PhysicalProperties(leftDistributionSpec);
+ } else if (leftDistributionSpec instanceof DistributionSpecHash
+ && !(hashJoin.isMarkJoin() &&
hashJoin.getHashJoinConjuncts().isEmpty())
+ && !hashJoin.getHashConjunctsExprIds().first.isEmpty()
+ && !hashJoin.getHashConjunctsExprIds().second.isEmpty()
+ && hashJoin.getHashConjunctsExprIds().first.size()
+ == hashJoin.getHashConjunctsExprIds().second.size()
+ && hashJoin.getHashConjunctsExprIds().first.containsAll(
+ ((DistributionSpecHash)
leftDistributionSpec).getOrderedShuffledColumns())) {
Review Comment:
done
##########
fe/fe-core/src/main/java/org/apache/doris/nereids/properties/ChildOutputPropertyDeriver.java:
##########
@@ -258,8 +258,35 @@ public PhysicalProperties visitPhysicalHashJoin(
// broadcast
if (rightOutputProperty.getDistributionSpec() instanceof
DistributionSpecReplicated) {
- DistributionSpec parentDistributionSpec =
leftOutputProperty.getDistributionSpec();
- return new PhysicalProperties(parentDistributionSpec);
+ DistributionSpec leftDistributionSpec =
leftOutputProperty.getDistributionSpec();
+ if
(hashJoin.child(0).getOutputSet().containsAll(hashJoin.getOutputSet())) {
+ return new PhysicalProperties(leftDistributionSpec);
+ } else if (leftDistributionSpec instanceof DistributionSpecHash
+ && !(hashJoin.isMarkJoin() &&
hashJoin.getHashJoinConjuncts().isEmpty())
+ && !hashJoin.getHashConjunctsExprIds().first.isEmpty()
+ && !hashJoin.getHashConjunctsExprIds().second.isEmpty()
+ && hashJoin.getHashConjunctsExprIds().first.size()
+ == hashJoin.getHashConjunctsExprIds().second.size()
+ && hashJoin.getHashConjunctsExprIds().first.containsAll(
+ ((DistributionSpecHash)
leftDistributionSpec).getOrderedShuffledColumns())) {
+ List<ExprId> leftIds =
hashJoin.getHashConjunctsExprIds().first;
+ List<ExprId> rightIds =
hashJoin.getHashConjunctsExprIds().second;
+ List<ExprId> usedRightExprIds = Lists.newArrayList();
+ for (ExprId exprId : ((DistributionSpecHash)
leftDistributionSpec).getOrderedShuffledColumns()) {
Review Comment:
done
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