Package org.apache.iotdb.db.mpp.execution.operator.source

Class AlignedSeriesAggregationScanOperator

java.lang.Object

org.apache.iotdb.db.mpp.execution.operator.source.AbstractSeriesAggregationScanOperator

org.apache.iotdb.db.mpp.execution.operator.source.AlignedSeriesAggregationScanOperator

All Implemented Interfaces:

java.lang.AutoCloseable, Operator, DataSourceOperator, SourceOperator

public class AlignedSeriesAggregationScanOperator
extends AbstractSeriesAggregationScanOperator

This operator is responsible to do the aggregation calculation especially for aligned series.

Field Summary

Fields inherited from class org.apache.iotdb.db.mpp.execution.operator.source.AbstractSeriesAggregationScanOperator

aggregators, ascending, curTimeRange, finished, inputTsBlock, isGroupByQuery, operatorContext, resultTsBlockBuilder, seriesScanUtil, sourceId, subSensorSize, timeRangeIterator

Fields inherited from interface org.apache.iotdb.db.mpp.execution.operator.Operator

NOT_BLOCKED

Constructor Summary

Constructors

Constructor	Description
AlignedSeriesAggregationScanOperator(PlanNodeId sourceId, AlignedPath seriesPath, OperatorContext context, java.util.List<Aggregator> aggregators, ITimeRangeIterator timeRangeIterator, org.apache.iotdb.tsfile.read.filter.basic.Filter timeFilter, boolean ascending, GroupByTimeParameter groupByTimeParameter, long maxReturnSize)

Method Summary

Methods inherited from class org.apache.iotdb.db.mpp.execution.operator.source.AbstractSeriesAggregationScanOperator

calcFromCachedData, calcFromStatistics, calculateMaxPeekMemory, calculateMaxReturnSize, calculateNextAggregationResult, calculateRetainedSizeAfterCallingNext, canUseCurrentChunkStatistics, canUseCurrentFileStatistics, canUseCurrentPageStatistics, getOperatorContext, getSourceId, hasNext, initQueryDataSource, isFinished, next, readAndCalcFromChunk, readAndCalcFromFile, readAndCalcFromPage, updateResultTsBlock

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.apache.iotdb.db.mpp.execution.operator.Operator

close, isBlocked

Constructor Detail

AlignedSeriesAggregationScanOperator

public AlignedSeriesAggregationScanOperator(PlanNodeId sourceId,
                                            AlignedPath seriesPath,
                                            OperatorContext context,
                                            java.util.List<Aggregator> aggregators,
                                            ITimeRangeIterator timeRangeIterator,
                                            org.apache.iotdb.tsfile.read.filter.basic.Filter timeFilter,
                                            boolean ascending,
                                            GroupByTimeParameter groupByTimeParameter,
                                            long maxReturnSize)