924060929 commented on code in PR #49341:
URL: https://github.com/apache/doris/pull/49341#discussion_r2084332835
##########
fe/fe-core/src/main/java/org/apache/doris/nereids/rules/analysis/BindExpression.java:
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@@ -387,7 +392,40 @@ private LogicalHaving<Plan>
bindHaving(MatchingContext<LogicalHaving<Plan>> ctx)
Supplier<Scope> childChildrenOutput = Suppliers.memoize(() ->
toScope(cascadesContext,
PlanUtils.fastGetChildrenOutputs(childPlan.children()))
);
- return bindHavingByScopes(having, cascadesContext, childOutput,
childChildrenOutput);
+ LogicalHaving<Plan> boundHaving = bindHavingByScopes(having,
having.child(),
+ cascadesContext, childOutput, childChildrenOutput);
+ if (!SqlModeHelper.hasOnlyFullGroupBy() && childPlan instanceof
LogicalProject) {
+ // ATTN, process having(project) that have aggregate function in
having
+ LogicalProject<?> project = (LogicalProject<?>) childPlan;
+ List<AggregateFunction> aggFuncs =
CollectNonWindowedAggFuncs.collect(boundHaving.getConjuncts());
+ if (!aggFuncs.isEmpty()) {
+ Map<Expression, Expression> replaceMap = Maps.newHashMap();
+ for (AggregateFunction aggFunc : aggFuncs) {
+ // ATTN: this is a little trick here. since replace check
replace successful with equal operator
+ // here, we generate a new aggFunc to replace to avoid
rewrite its child.
+ // because we do not want to replace agg func agg(child)
to agg(any_value(child))
+ replaceMap.put(aggFunc,
aggFunc.withChildren(aggFunc.children()));
Review Comment:
where is the check that use `==`, please add the comment
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