seawinde commented on code in PR #34781:
URL: https://github.com/apache/doris/pull/34781#discussion_r1618080229
##########
fe/fe-core/src/main/java/org/apache/doris/nereids/rules/exploration/mv/MaterializedViewUtils.java:
##########
@@ -95,17 +97,31 @@ public static Optional<RelatedTableInfo>
getRelatedTableInfo(String column, Plan
if (!columnSlot.isColumnFromTable()) {
return Optional.empty();
}
- // check sql pattern
- IncrementCheckerContext context = new
IncrementCheckerContext(columnSlot);
- materializedViewPlan.accept(MaterializedViewIncrementChecker.INSTANCE,
context);
- if (context.getPartitionRelatedTableAndColumnList().isEmpty() ||
!context.isPctPossible()) {
+ // Collect table relation map which is used to identify self join
+ List<Object> catalogRelationObjs = materializedViewPlan.collectToList(
+ planTreeNode -> planTreeNode instanceof CatalogRelation);
+ ImmutableMultimap.Builder<TableIdentifier, CatalogRelation>
tableCatalogRelationMultimapBuilder =
+ ImmutableMultimap.builder();
Review Comment:
ImmutableMultimap.Builder seems doesn't have expectedSize builder
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