924060929 commented on code in PR #11717:
URL: https://github.com/apache/doris/pull/11717#discussion_r944172706
##########
fe/fe-core/src/main/java/org/apache/doris/nereids/memo/Memo.java:
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@@ -169,7 +169,8 @@ private Pair<Boolean, GroupExpression>
rewriteGroupExpression(
GroupExpression groupExpression, Group target, LogicalProperties
logicalProperties) {
boolean newGroupExpressionGenerated = true;
GroupExpression existedGroupExpression =
groupExpressions.get(groupExpression);
- if (existedGroupExpression != null) {
+ if (existedGroupExpression != null
+ && (target == null ||
target.equals(existedGroupExpression.getOwnerGroup()))) {
Review Comment:
looks like todo. we can merge this pr and complete repair it later
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