| /* |
| * 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.iotdb.db.queryengine.common; |
| |
| import org.apache.iotdb.common.rpc.thrift.TEndPoint; |
| import org.apache.iotdb.common.rpc.thrift.TRegionReplicaSet; |
| import org.apache.iotdb.db.queryengine.plan.analyze.Analysis; |
| import org.apache.iotdb.db.queryengine.plan.analyze.PredicateUtils; |
| import org.apache.iotdb.db.queryengine.plan.analyze.QueryType; |
| import org.apache.iotdb.db.queryengine.plan.analyze.TypeProvider; |
| import org.apache.iotdb.db.queryengine.plan.analyze.lock.SchemaLockType; |
| import org.apache.iotdb.db.queryengine.statistics.QueryPlanStatistics; |
| |
| import org.apache.tsfile.read.filter.basic.Filter; |
| |
| import java.time.ZoneId; |
| import java.util.HashMap; |
| import java.util.LinkedList; |
| import java.util.List; |
| import java.util.Map; |
| |
| /** |
| * This class is used to record the context of a query including QueryId, query statement, session |
| * info and so on. |
| */ |
| public class MPPQueryContext { |
| private String sql; |
| private final QueryId queryId; |
| |
| // LocalQueryId is kept to adapt to the old client, it's unique in current datanode. |
| // Now it's only be used by EXPLAIN ANALYZE to get queryExecution. |
| private long localQueryId; |
| private SessionInfo session; |
| private QueryType queryType = QueryType.READ; |
| private long timeOut; |
| private long startTime; |
| |
| private TEndPoint localDataBlockEndpoint; |
| private TEndPoint localInternalEndpoint; |
| private ResultNodeContext resultNodeContext; |
| |
| // Main FragmentInstance, the other FragmentInstance should push data result to this |
| // FragmentInstance |
| private TRegionReplicaSet mainFragmentLocatedRegion; |
| |
| // When some DataNode cannot be connected, its endPoint will be put |
| // in this list. And the following retry will avoid planning fragment |
| // onto this node. |
| private final List<TEndPoint> endPointBlackList; |
| |
| private final TypeProvider typeProvider = new TypeProvider(); |
| |
| private Filter globalTimeFilter; |
| |
| private Map<SchemaLockType, Integer> acquiredLockNumMap = new HashMap<>(); |
| |
| private boolean isExplainAnalyze = false; |
| |
| QueryPlanStatistics queryPlanStatistics = null; |
| |
| public MPPQueryContext(QueryId queryId) { |
| this.queryId = queryId; |
| this.endPointBlackList = new LinkedList<>(); |
| } |
| |
| // TODO too many callers just pass a null SessionInfo which should be forbidden |
| public MPPQueryContext( |
| String sql, |
| QueryId queryId, |
| SessionInfo session, |
| TEndPoint localDataBlockEndpoint, |
| TEndPoint localInternalEndpoint) { |
| this(queryId); |
| this.sql = sql; |
| this.session = session; |
| this.localDataBlockEndpoint = localDataBlockEndpoint; |
| this.localInternalEndpoint = localInternalEndpoint; |
| this.initResultNodeContext(); |
| } |
| |
| public MPPQueryContext( |
| String sql, |
| QueryId queryId, |
| long localQueryId, |
| SessionInfo session, |
| TEndPoint localDataBlockEndpoint, |
| TEndPoint localInternalEndpoint) { |
| this(queryId); |
| this.sql = sql; |
| this.session = session; |
| this.localQueryId = localQueryId; |
| this.localDataBlockEndpoint = localDataBlockEndpoint; |
| this.localInternalEndpoint = localInternalEndpoint; |
| this.initResultNodeContext(); |
| } |
| |
| public void prepareForRetry() { |
| this.initResultNodeContext(); |
| } |
| |
| private void initResultNodeContext() { |
| this.resultNodeContext = new ResultNodeContext(queryId); |
| } |
| |
| public QueryId getQueryId() { |
| return queryId; |
| } |
| |
| public long getLocalQueryId() { |
| return localQueryId; |
| } |
| |
| public QueryType getQueryType() { |
| return queryType; |
| } |
| |
| public long getTimeOut() { |
| return timeOut; |
| } |
| |
| public void setTimeOut(long timeOut) { |
| this.timeOut = timeOut; |
| } |
| |
| public void setQueryType(QueryType queryType) { |
| this.queryType = queryType; |
| } |
| |
| public ResultNodeContext getResultNodeContext() { |
| return resultNodeContext; |
| } |
| |
| public TEndPoint getLocalDataBlockEndpoint() { |
| return localDataBlockEndpoint; |
| } |
| |
| public TEndPoint getLocalInternalEndpoint() { |
| return localInternalEndpoint; |
| } |
| |
| public SessionInfo getSession() { |
| return session; |
| } |
| |
| public long getStartTime() { |
| return startTime; |
| } |
| |
| public void setStartTime(long startTime) { |
| this.startTime = startTime; |
| } |
| |
| public void addFailedEndPoint(TEndPoint endPoint) { |
| this.endPointBlackList.add(endPoint); |
| } |
| |
| public List<TEndPoint> getEndPointBlackList() { |
| return endPointBlackList; |
| } |
| |
| public TRegionReplicaSet getMainFragmentLocatedRegion() { |
| return this.mainFragmentLocatedRegion; |
| } |
| |
| public void setMainFragmentLocatedRegion(TRegionReplicaSet region) { |
| this.mainFragmentLocatedRegion = region; |
| } |
| |
| public TypeProvider getTypeProvider() { |
| return typeProvider; |
| } |
| |
| public String getSql() { |
| return sql; |
| } |
| |
| public Map<SchemaLockType, Integer> getAcquiredLockNumMap() { |
| return acquiredLockNumMap; |
| } |
| |
| public void addAcquiredLockNum(SchemaLockType lockType) { |
| if (acquiredLockNumMap.containsKey(lockType)) { |
| acquiredLockNumMap.put(lockType, acquiredLockNumMap.get(lockType) + 1); |
| } else { |
| acquiredLockNumMap.put(lockType, 1); |
| } |
| } |
| |
| public void generateGlobalTimeFilter(Analysis analysis) { |
| this.globalTimeFilter = |
| PredicateUtils.convertPredicateToTimeFilter(analysis.getGlobalTimePredicate()); |
| } |
| |
| public Filter getGlobalTimeFilter() { |
| // time filter may be stateful, so we need to copy it |
| return globalTimeFilter != null ? globalTimeFilter.copy() : null; |
| } |
| |
| public ZoneId getZoneId() { |
| return session.getZoneId(); |
| } |
| |
| public void setExplainAnalyze(boolean explainAnalyze) { |
| isExplainAnalyze = explainAnalyze; |
| } |
| |
| public boolean isExplainAnalyze() { |
| return isExplainAnalyze; |
| } |
| |
| public long getAnalyzeCost() { |
| return queryPlanStatistics.getAnalyzeCost(); |
| } |
| |
| public long getDistributionPlanCost() { |
| return queryPlanStatistics.getDistributionPlanCost(); |
| } |
| |
| public long getFetchPartitionCost() { |
| return queryPlanStatistics.getFetchPartitionCost(); |
| } |
| |
| public long getFetchSchemaCost() { |
| return queryPlanStatistics.getFetchSchemaCost(); |
| } |
| |
| public long getLogicalPlanCost() { |
| return queryPlanStatistics.getLogicalPlanCost(); |
| } |
| |
| public long getLogicalOptimizationCost() { |
| return queryPlanStatistics.getLogicalOptimizationCost(); |
| } |
| |
| public void setAnalyzeCost(long analyzeCost) { |
| if (queryPlanStatistics == null) { |
| queryPlanStatistics = new QueryPlanStatistics(); |
| } |
| queryPlanStatistics.setAnalyzeCost(analyzeCost); |
| } |
| |
| public void setDistributionPlanCost(long distributionPlanCost) { |
| if (queryPlanStatistics == null) { |
| queryPlanStatistics = new QueryPlanStatistics(); |
| } |
| queryPlanStatistics.setDistributionPlanCost(distributionPlanCost); |
| } |
| |
| public void setFetchPartitionCost(long fetchPartitionCost) { |
| if (queryPlanStatistics == null) { |
| queryPlanStatistics = new QueryPlanStatistics(); |
| } |
| queryPlanStatistics.setFetchPartitionCost(fetchPartitionCost); |
| } |
| |
| public void setFetchSchemaCost(long fetchSchemaCost) { |
| if (queryPlanStatistics == null) { |
| queryPlanStatistics = new QueryPlanStatistics(); |
| } |
| queryPlanStatistics.setFetchSchemaCost(fetchSchemaCost); |
| } |
| |
| public void setLogicalPlanCost(long logicalPlanCost) { |
| if (queryPlanStatistics == null) { |
| queryPlanStatistics = new QueryPlanStatistics(); |
| } |
| queryPlanStatistics.setLogicalPlanCost(logicalPlanCost); |
| } |
| |
| public void setLogicalOptimizationCost(long logicalOptimizeCost) { |
| if (queryPlanStatistics == null) { |
| queryPlanStatistics = new QueryPlanStatistics(); |
| } |
| queryPlanStatistics.setLogicalOptimizationCost(logicalOptimizeCost); |
| } |
| } |