morrySnow commented on code in PR #57343:
URL: https://github.com/apache/doris/pull/57343#discussion_r2485239885
##########
fe/fe-core/src/main/java/org/apache/doris/nereids/rules/exploration/mv/StructInfo.java:
##########
@@ -453,23 +452,15 @@ public String toString() {
return "StructInfo{ originalPlanId = " + originalPlanId + ", relations
= " + relations + '}';
}
- private static class RelationCollector extends DefaultPlanVisitor<Void,
List<CatalogRelation>> {
- @Override
- public Void visit(Plan plan, List<CatalogRelation> collectedRelations)
{
- if (plan instanceof CatalogRelation) {
- collectedRelations.add((CatalogRelation) plan);
- }
- return super.visit(plan, collectedRelations);
- }
- }
-
private static class PredicateCollector extends DefaultPlanVisitor<Void,
Set<Expression>> {
@Override
public Void visit(Plan plan, Set<Expression> predicates) {
// Just collect the filter in top plan, if meet other node except
project and filter, return
Review Comment:
nit: update this comment
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