englefly commented on code in PR #15326:
URL: https://github.com/apache/doris/pull/15326#discussion_r1057418856
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fe/fe-core/src/main/java/org/apache/doris/nereids/rules/rewrite/logical/PushdownExpressionsInHashCondition.java:
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@@ -79,7 +79,9 @@ public Rule build() {
exprsOfHashConjuncts.get(0).add(conjunct.child(0));
exprsOfHashConjuncts.get(1).add(conjunct.child(1));
conjunct.children().forEach(expr ->
- exprMap.put(expr, new Alias(expr, "expr_" +
expr.toSql())));
+ exprMap.put(expr,
+ expr instanceof Slot ? new
Alias(((Slot) expr).getExprId(), expr, expr.toSql())
Review Comment:
make this logical into Alias constructor
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