[GitHub] [incubator-doris] morrySnow commented on a diff in pull request #9498: [optimize] push down predicate past two phase aggregate

[GitBox <gi...@apache.org>]

morrySnow commented on code in PR #9498:
URL: https://github.com/apache/incubator-doris/pull/9498#discussion_r874331227


##########
fe/fe-core/src/main/java/org/apache/doris/planner/SingleNodePlanner.java:
##########
@@ -2363,8 +2396,16 @@ private List<Expr> getPredicatesBoundedByGroupbysSourceExpr(List<Expr> predicate
 
             boolean isAllSlotReferingGroupBys = true;
             for (SlotId slotId : slotIds) {
-                final SlotDescriptor slotDesc = analyzer.getDescTbl().getSlotDesc(slotId);
-                Expr sourceExpr = slotDesc.getSourceExprs().get(0);
+
+                Expr sourceExpr = new SlotRef(analyzer.getDescTbl().getSlotDesc(slotId));
+                while (sourceExpr instanceof SlotRef) {

Review Comment:
   add comment



##########
fe/fe-core/src/test/java/org/apache/doris/planner/PushDownPredicateTest.java:
##########
@@ -0,0 +1,88 @@
+// Licensed to the Apache Software Foundation (ASF) under one
+// or more contributor license agreements.  See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership.  The ASF licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License.  You may obtain a copy of the License at
+//
+//   http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing,
+// software distributed under the License is distributed on an
+// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+// KIND, either express or implied.  See the License for the
+// specific language governing permissions and limitations
+// under the License.
+
+package org.apache.doris.planner;
+
+import org.apache.doris.analysis.ExplainOptions;
+import org.apache.doris.qe.StmtExecutor;
+import org.apache.doris.utframe.TestWithFeService;
+
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Test;
+
+import java.util.List;
+
+/**
+ * Test Push down predicate on aggregate and window function.
+ */
+public class PushDownPredicateTest extends TestWithFeService {

Review Comment:
   done



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