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Posted to commits@doris.apache.org by GitBox <gi...@apache.org> on 2021/03/15 12:42:13 UTC
[GitHub] [incubator-doris] EmmyMiao87 commented on a change in pull request #5475: [Profile] Visualize the query plan and query profile
EmmyMiao87 commented on a change in pull request #5475:
URL: https://github.com/apache/incubator-doris/pull/5475#discussion_r594256107
##########
File path: fe/fe-core/src/main/cup/sql_parser.cup
##########
@@ -2653,14 +2661,14 @@ describe_stmt ::=
{:
RESULT = new DescribeStmt(table, true);
:}
- | describe_command opt_verbose:isVerbose query_stmt:query
+ | describe_command opt_explain_options:options query_stmt:query
{:
- query.setIsExplain(true, isVerbose);
+ query.setIsExplain(options);
RESULT = query;
:}
| describe_command insert_stmt:stmt
{:
- stmt.getQueryStmt().setIsExplain(true);
+ stmt.getQueryStmt().setIsExplain(new ExplainOptions(true, false));
RESULT = stmt;
:}
;
Review comment:
Change ```KW_DESCRIBE``` to ```KW_EXPLAIN```
##########
File path: fe/fe-core/src/main/java/org/apache/doris/analysis/StatementBase.java
##########
@@ -36,9 +36,7 @@
private String clusterName;
// True if this QueryStmt is the top level query from an EXPLAIN <query>
Review comment:
Please update comment.
##########
File path: fe/fe-core/src/main/java/org/apache/doris/common/profile/PlanTreeBuilder.java
##########
@@ -0,0 +1,127 @@
+// 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.common.profile;
+
+import org.apache.doris.common.UserException;
+import org.apache.doris.planner.DataSink;
+import org.apache.doris.planner.PlanFragment;
+import org.apache.doris.planner.PlanNode;
+import org.apache.doris.planner.PlanNodeId;
+import org.apache.doris.thrift.TExplainLevel;
+
+import com.clearspring.analytics.util.Lists;
+
+import java.util.List;
+
+public class PlanTreeBuilder {
+
+ private static final String EXCHANGE_NODE = "EXCHANGE";
+ private static final String MERGING_EXCHANGE_NODE = "MERGING-EXCHANGE";
+
+ private List<PlanFragment> fragments;
+ private PlanTreeNode treeRoot;
+ private List<PlanTreeNode> sinkNodes = Lists.newArrayList();
+ private List<PlanTreeNode> exchangeNodes = Lists.newArrayList();
+
+ public PlanTreeBuilder(List<PlanFragment> fragments) {
+ this.fragments = fragments;
+ }
+
+ public PlanTreeNode getTreeRoot() {
+ return treeRoot;
+ }
+
+ public void build() throws UserException {
+ buildFragmentPlans();
+ assembleFragmentPlans();
+ }
+
+ private void buildFragmentPlans() {
+ int i = 0;
+ for (PlanFragment fragment : fragments) {
+ DataSink sink = fragment.getSink();
+ PlanTreeNode sinkNode = null;
+ if (sink != null) {
+ StringBuilder sb = new StringBuilder();
+ sb.append("[").append(sink.getExchNodeId().asInt()).append(": DATA SINK]");
+ sb.append("\nFragment: ").append(fragment.getId().asInt());
+ sb.append("\n").append(sink.getExplainString("", TExplainLevel.BRIEF));
+ sinkNode = new PlanTreeNode(sink.getExchNodeId(), sb.toString());
+ if (i == 0) {
+ // sink of first fragment, set it as tree root
+ treeRoot = sinkNode;
+ } else {
+ sinkNodes.add(sinkNode);
+ }
+ }
+
+ PlanNode planRoot = fragment.getPlanRoot();
+ if (planRoot != null) {
+ buildForPlanNode(planRoot, sinkNode);
+ }
+ i++;
+ }
+ }
+
+ private void assembleFragmentPlans() throws UserException {
+ for (PlanTreeNode sender : sinkNodes) {
+ if (sender == treeRoot) {
+ // This is the result sink, skip it
+ continue;
+ }
+ PlanNodeId senderId = sender.getId();
+ PlanTreeNode exchangeNode = findExchangeNode(senderId);
+ if (exchangeNode == null) {
+ throw new UserException("Failed to find exchange node for sender id: " + senderId.asInt());
+ }
+
+ exchangeNode.addChild(sender);
+ }
+ }
+
+ private PlanTreeNode findExchangeNode(PlanNodeId senderId) {
+ for (PlanTreeNode exchangeNode : exchangeNodes) {
+ if (exchangeNode.getId().equals(senderId)) {
+ return exchangeNode;
+ }
+ }
+ return null;
+ }
+
+ private void buildForPlanNode(PlanNode planNode, PlanTreeNode parent) {
+ StringBuilder sb = new StringBuilder();
Review comment:
Why not print the plan node directly?
##########
File path: fe/fe-core/src/main/java/org/apache/doris/common/profile/PlanTreeBuilder.java
##########
@@ -0,0 +1,127 @@
+// 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.common.profile;
+
+import org.apache.doris.common.UserException;
+import org.apache.doris.planner.DataSink;
+import org.apache.doris.planner.PlanFragment;
+import org.apache.doris.planner.PlanNode;
+import org.apache.doris.planner.PlanNodeId;
+import org.apache.doris.thrift.TExplainLevel;
+
+import com.clearspring.analytics.util.Lists;
+
+import java.util.List;
+
+public class PlanTreeBuilder {
+
+ private static final String EXCHANGE_NODE = "EXCHANGE";
+ private static final String MERGING_EXCHANGE_NODE = "MERGING-EXCHANGE";
Review comment:
Same as above
##########
File path: fe/fe-core/src/main/java/org/apache/doris/common/profile/PlanTreeBuilder.java
##########
@@ -0,0 +1,127 @@
+// 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.common.profile;
+
+import org.apache.doris.common.UserException;
+import org.apache.doris.planner.DataSink;
+import org.apache.doris.planner.PlanFragment;
+import org.apache.doris.planner.PlanNode;
+import org.apache.doris.planner.PlanNodeId;
+import org.apache.doris.thrift.TExplainLevel;
+
+import com.clearspring.analytics.util.Lists;
+
+import java.util.List;
+
+public class PlanTreeBuilder {
+
+ private static final String EXCHANGE_NODE = "EXCHANGE";
+ private static final String MERGING_EXCHANGE_NODE = "MERGING-EXCHANGE";
+
+ private List<PlanFragment> fragments;
+ private PlanTreeNode treeRoot;
+ private List<PlanTreeNode> sinkNodes = Lists.newArrayList();
+ private List<PlanTreeNode> exchangeNodes = Lists.newArrayList();
+
+ public PlanTreeBuilder(List<PlanFragment> fragments) {
+ this.fragments = fragments;
+ }
+
+ public PlanTreeNode getTreeRoot() {
+ return treeRoot;
+ }
+
+ public void build() throws UserException {
+ buildFragmentPlans();
+ assembleFragmentPlans();
+ }
+
+ private void buildFragmentPlans() {
+ int i = 0;
+ for (PlanFragment fragment : fragments) {
+ DataSink sink = fragment.getSink();
+ PlanTreeNode sinkNode = null;
+ if (sink != null) {
+ StringBuilder sb = new StringBuilder();
+ sb.append("[").append(sink.getExchNodeId().asInt()).append(": DATA SINK]");
Review comment:
DATA SINK or Result Sink
##########
File path: fe/fe-core/src/main/java/org/apache/doris/common/profile/PlanTreeBuilder.java
##########
@@ -0,0 +1,127 @@
+// 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.common.profile;
+
+import org.apache.doris.common.UserException;
+import org.apache.doris.planner.DataSink;
+import org.apache.doris.planner.PlanFragment;
+import org.apache.doris.planner.PlanNode;
+import org.apache.doris.planner.PlanNodeId;
+import org.apache.doris.thrift.TExplainLevel;
+
+import com.clearspring.analytics.util.Lists;
+
+import java.util.List;
+
+public class PlanTreeBuilder {
+
+ private static final String EXCHANGE_NODE = "EXCHANGE";
Review comment:
Use final params in Exchange Node.
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