xzj7019 commented on code in PR #45958:
URL: https://github.com/apache/doris/pull/45958#discussion_r1901620602
##########
fe/fe-core/src/main/java/org/apache/doris/nereids/rules/rewrite/PullUpJoinFromUnionAll.java:
##########
@@ -586,10 +586,17 @@ boolean comparePlan(Plan plan1, Plan plan2) {
isEqual = false;
}
for (int i = 0; isEqual && i < plan2.getOutput().size(); i++) {
- NamedExpression expr = ((LogicalProject<?>)
plan1).getProjects().get(i);
- NamedExpression replacedExpr = (NamedExpression)
- expr.rewriteUp(e -> plan1ToPlan2.getOrDefault(e,
e));
- if (!replacedExpr.equals(((LogicalProject<?>)
plan2).getProjects().get(i))) {
+ Expression expr1 = ((LogicalProject<?>)
plan1).getProjects().get(i);
Review Comment:
is this a bug fix? what's the scenario the bug can reproduce?
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