morrySnow commented on code in PR #25715:
URL: https://github.com/apache/doris/pull/25715#discussion_r1373990792
##########
fe/fe-core/src/main/java/org/apache/doris/nereids/rules/rewrite/mv/SelectMaterializedIndexWithAggregate.java:
##########
@@ -106,545 +106,671 @@ public List<Rule> buildRules() {
// only agg above scan
// Aggregate(Scan)
logicalAggregate(logicalOlapScan().when(this::shouldSelectIndex)).thenApply(ctx
-> {
- LogicalAggregate<LogicalOlapScan> agg = ctx.root;
- LogicalOlapScan scan = agg.child();
- SelectResult result = select(
- scan,
- agg.getInputSlots(),
- ImmutableSet.of(),
- extractAggFunctionAndReplaceSlot(agg,
Optional.empty()),
- agg.getGroupByExpressions(),
- new HashSet<>(agg.getExpressions()));
-
- LogicalOlapScan mvPlan =
scan.withMaterializedIndexSelected(result.preAggStatus, result.indexId);
- SlotContext slotContext =
generateBaseScanExprToMvExpr(mvPlan);
-
- if (result.exprRewriteMap.isEmpty()) {
- return new ReplaceExpressions(slotContext)
- .replace(agg.withChildren(mvPlan), mvPlan);
- } else {
- return new LogicalProject<>(
- generateProjectsAlias(agg.getOutputs(),
slotContext),
- new ReplaceExpressions(slotContext).replace(
- new LogicalAggregate<>(
- agg.getGroupByExpressions(),
- replaceAggOutput(
- agg, Optional.empty(),
Optional.empty(), result.exprRewriteMap),
- agg.isNormalized(),
- agg.getSourceRepeat(),
- mvPlan
- ), mvPlan));
+ try {
+ LogicalAggregate<LogicalOlapScan> agg = ctx.root;
+ LogicalOlapScan scan = agg.child();
+ SelectResult result = select(scan,
agg.getInputSlots(), ImmutableSet.of(),
+ extractAggFunctionAndReplaceSlot(agg,
Optional.empty()),
+ agg.getGroupByExpressions(), new
HashSet<>(agg.getExpressions()));
+
+ LogicalOlapScan mvPlan = scan
+
.withMaterializedIndexSelected(result.preAggStatus, result.indexId);
+ SlotContext slotContext =
generateBaseScanExprToMvExpr(mvPlan);
+
+ if (result.exprRewriteMap.isEmpty()) {
+ return new ReplaceExpressions(slotContext)
+ .replace(agg.withChildren(mvPlan), mvPlan);
+ } else {
+ return new LogicalProject<>(
+ generateProjectsAlias(agg.getOutputs(),
slotContext),
+ new ReplaceExpressions(slotContext)
+ .replace(
+ new LogicalAggregate<>(
+
agg.getGroupByExpressions(),
+
replaceAggOutput(agg, Optional.empty(),
+
Optional.empty(),
+
result.exprRewriteMap),
+ agg.isNormalized(),
+
agg.getSourceRepeat(), mvPlan),
+ mvPlan));
+ }
+ } catch (Exception ex) {
Review Comment:
add log
##########
fe/fe-core/src/main/java/org/apache/doris/nereids/rules/rewrite/mv/SelectMaterializedIndexWithAggregate.java:
##########
@@ -106,545 +106,671 @@ public List<Rule> buildRules() {
// only agg above scan
// Aggregate(Scan)
logicalAggregate(logicalOlapScan().when(this::shouldSelectIndex)).thenApply(ctx
-> {
- LogicalAggregate<LogicalOlapScan> agg = ctx.root;
- LogicalOlapScan scan = agg.child();
- SelectResult result = select(
- scan,
- agg.getInputSlots(),
- ImmutableSet.of(),
- extractAggFunctionAndReplaceSlot(agg,
Optional.empty()),
- agg.getGroupByExpressions(),
- new HashSet<>(agg.getExpressions()));
-
- LogicalOlapScan mvPlan =
scan.withMaterializedIndexSelected(result.preAggStatus, result.indexId);
- SlotContext slotContext =
generateBaseScanExprToMvExpr(mvPlan);
-
- if (result.exprRewriteMap.isEmpty()) {
- return new ReplaceExpressions(slotContext)
- .replace(agg.withChildren(mvPlan), mvPlan);
- } else {
- return new LogicalProject<>(
- generateProjectsAlias(agg.getOutputs(),
slotContext),
- new ReplaceExpressions(slotContext).replace(
- new LogicalAggregate<>(
- agg.getGroupByExpressions(),
- replaceAggOutput(
- agg, Optional.empty(),
Optional.empty(), result.exprRewriteMap),
- agg.isNormalized(),
- agg.getSourceRepeat(),
- mvPlan
- ), mvPlan));
+ try {
Review Comment:
i think the better way is add a new interface `thenApplyNoThrow`. do try
catch in it
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