[GitHub] [doris] yinzhijian commented on a diff in pull request #10304: [feature](nereids) Integrate nereids into current SQL process framework

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

yinzhijian commented on code in PR #10304:
URL: https://github.com/apache/doris/pull/10304#discussion_r904463311


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fe/fe-core/src/main/java/org/apache/doris/nereids/PlannerAdapter.java:
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@@ -0,0 +1,75 @@
+// 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.nereids;
+
+import org.apache.doris.analysis.Analyzer;
+import org.apache.doris.analysis.StatementBase;
+import org.apache.doris.common.UserException;
+import org.apache.doris.nereids.properties.PhysicalProperties;
+import org.apache.doris.nereids.trees.plans.PhysicalPlanTranslator;
+import org.apache.doris.nereids.trees.plans.PlanContext;
+import org.apache.doris.nereids.trees.plans.logical.LogicalPlanAdapter;
+import org.apache.doris.nereids.trees.plans.physical.PhysicalPlan;
+import org.apache.doris.planner.PlanFragment;
+import org.apache.doris.planner.Planner;
+import org.apache.doris.planner.ScanNode;
+import org.apache.doris.qe.ConnectContext;
+import org.apache.doris.thrift.TQueryOptions;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * TODO: Abstract a common interface for both nereids and stale.
+ *       optimizer may be better.
+ * This class is used for the compatibility and code reuse in.
+ * @see org.apache.doris.qe.StmtExecutor
+ */
+public class PlannerAdapter extends Planner {
+
+    private final org.apache.doris.nereids.Planner planner;
+    private final ConnectContext ctx;
+    private List<ScanNode> scanNodeList = null;
+
+    public PlannerAdapter(ConnectContext ctx) {
+        this.planner = new org.apache.doris.nereids.Planner();
+        this.ctx = ctx;
+    }
+
+    @Override
+    public void plan(StatementBase queryStmt, Analyzer analyzer, TQueryOptions queryOptions) throws UserException {
+        if (!(queryStmt instanceof LogicalPlanAdapter)) {
+            throw new RuntimeException("Wrong type of queryStmt, expected: <? extends LogicalPlanAdapter>");
+        }
+        LogicalPlanAdapter logicalPlanAdapter = (LogicalPlanAdapter) queryStmt;
+        PhysicalPlan physicalPlan = planner.plan(logicalPlanAdapter.getLogicalPlan(), new PhysicalProperties(), ctx);
+        PhysicalPlanTranslator physicalPlanTranslator = new PhysicalPlanTranslator();
+        PlanContext planContext = new PlanContext();
+        physicalPlanTranslator.translatePlan(physicalPlan, planContext);
+        fragments = new ArrayList<>(planContext.getPlanFragmentList());
+        PlanFragment root = fragments.get(fragments.size() - 1);
+        root.getPlanRoot().convertToVectoriezd();

Review Comment:
   You may need to add ```if (VectorizedUtil.isVectorized()) ``` here



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