feiniaofeiafei commented on code in PR #64849:
URL: https://github.com/apache/doris/pull/64849#discussion_r3719031835
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fe/fe-core/src/main/java/org/apache/doris/nereids/rules/rewrite/PushDownAggThroughJoinOnPkFk.java:
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@@ -236,6 +240,18 @@ private LogicalAggregate<?>
eliminatePrimaryOutput(LogicalAggregate<?> agg, Plan
: e);
}
}
+ if (expression instanceof Alias
Review Comment:
primaryToForeignDeps only guarantees a bijective functional dependency, not
value equality. Therefore, rewriting ANY_VALUE(pk) to ANY_VALUE(fk) may produce
incorrect results unless the two slots belong to the same equality set.
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