jackwener commented on code in PR #17983:
URL: https://github.com/apache/doris/pull/17983#discussion_r1143633920
##########
fe/fe-core/src/main/java/org/apache/doris/nereids/rules/rewrite/logical/PruneOlapScanTablet.java:
##########
@@ -51,18 +52,21 @@ public class PruneOlapScanTablet extends
OneRewriteRuleFactory {
@Override
public Rule build() {
return logicalFilter(logicalOlapScan())
- .when(filter -> !filter.child().isTabletPruned())
.then(filter -> {
LogicalOlapScan olapScan = filter.child();
OlapTable table = olapScan.getTable();
- List<Long> selectedTabletIds = Lists.newArrayList();
+ Builder<Long> selectedTabletIdsBuilder =
ImmutableList.builder();
for (Long id : olapScan.getSelectedPartitionIds()) {
Partition partition = table.getPartition(id);
MaterializedIndex index =
partition.getIndex(olapScan.getSelectedIndexId());
-
selectedTabletIds.addAll(getSelectedTabletIds(filter.getConjuncts(),
+
selectedTabletIdsBuilder.addAll(getSelectedTabletIds(filter.getConjuncts(),
index, partition.getDistributionInfo()));
}
- return
filter.withChildren(olapScan.withSelectedTabletIds(ImmutableList.copyOf(selectedTabletIds)));
+ List<Long> selectedTabletIds =
selectedTabletIdsBuilder.build();
+ if (new HashSet(selectedTabletIds).equals(new
HashSet(olapScan.getSelectedTabletIds()))) {
+ return null;
+ }
Review Comment:
Add this Check is enough, we don't need a flag to make Plan complex
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