morrySnow commented on code in PR #33808:
URL: https://github.com/apache/doris/pull/33808#discussion_r1569855216
##########
fe/fe-core/src/main/java/org/apache/doris/nereids/rules/exploration/mv/AbstractMaterializedViewRule.java:
##########
@@ -351,19 +353,69 @@ protected Set<Long> calcInvalidPartitions(Plan
rewrittenPlan, MaterializationCon
if (relatedPartitionTable == null) {
return ImmutableSet.of();
}
- // get mv valid partitions
+ // Check base table partition if update or not, if updated, will calc
the invalid mv partitions which
+ // are updated and then return
Set<Long> mvDataValidPartitionIdSet =
MTMVRewriteUtil.getMTMVCanRewritePartitions(mtmv,
cascadesContext.getConnectContext(),
System.currentTimeMillis()).stream()
.map(Partition::getId)
.collect(Collectors.toSet());
- Set<Long> queryUsedPartitionIdSet = rewrittenPlan.collectToList(node
-> node instanceof LogicalOlapScan
+ Set<Long> mvPartitionIdSetQueryUsed = rewrittenPlan.collectToList(node
-> node instanceof LogicalOlapScan
&& Objects.equals(((CatalogRelation)
node).getTable().getName(), mtmv.getName()))
.stream()
.map(node -> ((LogicalOlapScan)
node).getSelectedPartitionIds())
.flatMap(Collection::stream)
+ .collect(ImmutableSet.toImmutableSet());
+
+ Set<Long> invalidMvPartitionIdSet = new
HashSet<>(mvPartitionIdSetQueryUsed);
+ invalidMvPartitionIdSet.removeAll(mvDataValidPartitionIdSet);
+ Set<PartitionKeyDesc> needUnionPartitions =
invalidMvPartitionIdSet.stream()
+ .map(invalidPartitionId ->
mvPartitionInfo.getItem(invalidPartitionId).toPartitionKeyDesc())
+ .collect(Collectors.toSet());
+ if (!needUnionPartitions.isEmpty()) {
+ return needUnionPartitions;
+ }
+ // check partitions used is valid or not when base table create or
delete partitions
+ // or partition in mv is not ready but base table is ready
+ Map<Long, Set<PartitionItem>> baseTablePartitionMap = new
LinkedHashMap<>();
+ baseTablePartitionMap.put(relatedPartitionTable.getTableId(), new
HashSet<>());
+ cascadesContext.getRewritePlan().accept(new
QueryScanPartitionsCollector(), baseTablePartitionMap);
+ Set<PartitionKeyDesc> baseTablePartitionsQueryUsed =
baseTablePartitionMap.getOrDefault(
+ relatedPartitionTable.getTableId(),
+ ImmutableSet.of()).stream()
+ .map(PartitionItem::toPartitionKeyDesc)
+ .collect(Collectors.toSet());
Review Comment:
do not use stream api. it hurt perfermance
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