public StatementAgentInstanceFactoryOnTriggerNamedWindow(StatementContext statementContext, StatementSpecCompiled statementSpec, EPServicesContext services, ViewableActivator activator, SubSelectStrategyCollection subSelectStrategyCollection, ResultSetProcessorFactoryDesc resultSetProcessorPrototype, ExprNode validatedJoin, ResultSetProcessorFactoryDesc outputResultSetProcessorPrototype, NamedWindowOnExprFactory onExprFactory, OutputProcessViewFactory outputProcessViewFactory, EventType activatorResultEventType, NamedWindowProcessor processor, IList <StopCallback> stopCallbacks)
            : base(statementContext, statementSpec, services, activator, subSelectStrategyCollection)
        {
            _resultSetProcessorPrototype       = resultSetProcessorPrototype;
            _outputResultSetProcessorPrototype = outputResultSetProcessorPrototype;
            _onExprFactory            = onExprFactory;
            _outputProcessViewFactory = outputProcessViewFactory;
            _processor = processor;

            IndexHintPair   pair            = GetIndexHintPair(statementContext, statementSpec);
            IndexHint       indexHint       = pair.IndexHint;
            ExcludePlanHint excludePlanHint = pair.ExcludePlanHint;

            _queryPlan = SubordinateQueryPlanner.PlanOnExpression(
                validatedJoin, activatorResultEventType, indexHint, processor.IsEnableSubqueryIndexShare, -1, excludePlanHint,
                processor.IsVirtualDataWindow, processor.EventTableIndexMetadataRepo, processor.NamedWindowType,
                processor.OptionalUniqueKeyProps, false, statementContext.StatementName, statementContext.StatementId, statementContext.Annotations);
            if (_queryPlan.IndexDescs != null)
            {
                SubordinateQueryPlannerUtil.AddIndexMetaAndRef(_queryPlan.IndexDescs, processor.EventTableIndexMetadataRepo, statementContext.StatementName);
                stopCallbacks.Add(new ProxyStopCallback(() =>
                {
                    for (int i = 0; i < _queryPlan.IndexDescs.Length; i++)
                    {
                        bool last = processor.EventTableIndexMetadataRepo.RemoveIndexReference(_queryPlan.IndexDescs[i].IndexMultiKey, statementContext.StatementName);
                        if (last)
                        {
                            processor.EventTableIndexMetadataRepo.RemoveIndex(_queryPlan.IndexDescs[i].IndexMultiKey);
                            processor.RemoveAllInstanceIndexes(_queryPlan.IndexDescs[i].IndexMultiKey);
                        }
                    }
                }));
            }
            SubordinateQueryPlannerUtil.QueryPlanLogOnExpr(processor.RootView.IsQueryPlanLogging, NamedWindowRootView.QueryPlanLog,
                                                           _queryPlan, statementContext.Annotations, statementContext.EngineImportService);
        }
示例#2
0
        public SubSelectStrategyFactoryIndexShare(
            string statementName,
            int statementId,
            int subqueryNum,
            EventType[] outerEventTypesSelect,
            NamedWindowProcessor optionalNamedWindowProcessor,
            TableMetadata optionalTableMetadata,
            bool fullTableScan,
            IndexHint optionalIndexHint,
            SubordPropPlan joinedPropPlan,
            ExprEvaluator filterExprEval,
            AggregationServiceFactoryDesc aggregationServiceFactory,
            ExprEvaluator[] groupByKeys,
            TableService tableService,
            Attribute[] annotations,
            StatementStopService statementStopService)
        {
            _optionalNamedWindowProcessor = optionalNamedWindowProcessor;
            _optionalTableMetadata        = optionalTableMetadata;
            _filterExprEval            = filterExprEval;
            _aggregationServiceFactory = aggregationServiceFactory;
            _groupByKeys  = groupByKeys;
            _tableService = tableService;

            bool isLogging;
            ILog log;

            if (optionalTableMetadata != null)
            {
                isLogging  = optionalTableMetadata.IsQueryPlanLogging;
                log        = TableServiceImpl.QueryPlanLog;
                _queryPlan = SubordinateQueryPlanner.PlanSubquery(outerEventTypesSelect, joinedPropPlan, false, fullTableScan, optionalIndexHint, true, subqueryNum,
                                                                  false, optionalTableMetadata.EventTableIndexMetadataRepo, optionalTableMetadata.UniqueKeyProps, true, statementName, statementId, annotations);
                if (_queryPlan != null)
                {
                    for (int i = 0; i < _queryPlan.IndexDescs.Length; i++)
                    {
                        optionalTableMetadata.AddIndexReference(_queryPlan.IndexDescs[i].IndexName, statementName);
                    }
                }
            }
            else
            {
                isLogging  = optionalNamedWindowProcessor.RootView.IsQueryPlanLogging;
                log        = NamedWindowRootView.QueryPlanLog;
                _queryPlan = SubordinateQueryPlanner.PlanSubquery(outerEventTypesSelect, joinedPropPlan, false, fullTableScan, optionalIndexHint, true, subqueryNum,
                                                                  optionalNamedWindowProcessor.IsVirtualDataWindow, optionalNamedWindowProcessor.EventTableIndexMetadataRepo, optionalNamedWindowProcessor.OptionalUniqueKeyProps, false, statementName, statementId, annotations);
                if (_queryPlan != null && _queryPlan.IndexDescs != null)
                {
                    SubordinateQueryPlannerUtil.AddIndexMetaAndRef(_queryPlan.IndexDescs, optionalNamedWindowProcessor.EventTableIndexMetadataRepo, statementName);
                    statementStopService.StatementStopped += () =>
                    {
                        for (int i = 0; i < _queryPlan.IndexDescs.Length; i++)
                        {
                            bool last = optionalNamedWindowProcessor.EventTableIndexMetadataRepo.RemoveIndexReference(_queryPlan.IndexDescs[i].IndexMultiKey, statementName);
                            if (last)
                            {
                                optionalNamedWindowProcessor.EventTableIndexMetadataRepo.RemoveIndex(_queryPlan.IndexDescs[i].IndexMultiKey);
                                optionalNamedWindowProcessor.RemoveAllInstanceIndexes(_queryPlan.IndexDescs[i].IndexMultiKey);
                            }
                        }
                    };
                }
            }

            SubordinateQueryPlannerUtil.QueryPlanLogOnSubq(isLogging, log, _queryPlan, subqueryNum, annotations);
        }