seawinde commented on code in PR #29256:
URL: https://github.com/apache/doris/pull/29256#discussion_r1439304800
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fe/fe-core/src/main/java/org/apache/doris/nereids/rules/exploration/mv/AbstractMaterializedViewAggregateRule.java:
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@@ -60,15 +63,18 @@
*/
public abstract class AbstractMaterializedViewAggregateRule extends
AbstractMaterializedViewRule {
- protected static final Map<Expression, Expression>
- AGGREGATE_ROLL_UP_EQUIVALENT_FUNCTION_MAP = new HashMap<>();
+ // we only support roll up function which has only one argument currently
+ protected static final List<Pair<Expression, Expression>>
+ AGGREGATE_ROLL_UP_EQUIVALENT_FUNCTION_LIST = new ArrayList<>();
Review Comment:
Yeah you are right, I decide to use `MultiMap`, it's almost same to the
`map<Expression, map<Expression, Expression>> `
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