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

Class AlignedSeriesScanUtil

java.lang.Object

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

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

public class AlignedSeriesScanUtil
extends SeriesScanUtil

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.iotdb.db.mpp.execution.operator.source.SeriesScanUtil

SeriesScanUtil.TimeOrderUtils, SeriesScanUtil.VersionPageReader

Field Summary

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

allSensors, cachedChunkMetadata, cachedTsBlock, curSeqFileIndex, curUnseqFileIndex, dataType, firstChunkMetadata, firstPageReader, firstTimeSeriesMetadata, hasCachedNextOverlappedPage, mergeReader, seqPageReaders, seqTimeSeriesMetadata, unSeqPageReaders, unSeqTimeSeriesMetadata

Constructor Summary

Constructors

Constructor	Description
AlignedSeriesScanUtil(org.apache.iotdb.commons.path.PartialPath seriesPath, java.util.Set<java.lang.String> allSensors, FragmentInstanceContext context, org.apache.iotdb.tsfile.read.filter.basic.Filter timeFilter, org.apache.iotdb.tsfile.read.filter.basic.Filter valueFilter, boolean ascending)

Method Summary

Modifier and Type	Method	Description
protected org.apache.iotdb.tsfile.file.metadata.statistics.Statistics	currentChunkStatistics(int index)
protected org.apache.iotdb.tsfile.file.metadata.statistics.Statistics	currentChunkTimeStatistics()
protected org.apache.iotdb.tsfile.file.metadata.statistics.Statistics	currentFileStatistics(int index)
protected org.apache.iotdb.tsfile.file.metadata.statistics.Statistics	currentFileTimeStatistics()
protected org.apache.iotdb.tsfile.file.metadata.statistics.Statistics	currentPageStatistics(int index)
protected org.apache.iotdb.tsfile.file.metadata.statistics.Statistics	currentPageTimeStatistics()
protected DescPriorityMergeReader	getDescPriorityMergeReader()
protected org.apache.iotdb.tsfile.read.reader.IPointReader	getPointReader(org.apache.iotdb.tsfile.read.common.block.TsBlock tsBlock)
protected PriorityMergeReader	getPriorityMergeReader()
protected java.util.List<org.apache.iotdb.tsfile.file.metadata.enums.TSDataType>	getTsDataTypeList()
protected org.apache.iotdb.tsfile.file.metadata.AlignedTimeSeriesMetadata	loadTimeSeriesMetadata(TsFileResource resource, org.apache.iotdb.commons.path.PartialPath seriesPath, QueryContext context, org.apache.iotdb.tsfile.read.filter.basic.Filter filter, java.util.Set<java.lang.String> allSensors)

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

getOrderUtils, hasNextChunk, hasNextFile, hasNextPage, initQueryDataSource, initQueryDataSource, isEmpty, nextPage, tryToUnpackAllOverlappedFilesToTimeSeriesMetadata, unpackAllOverlappedTsFilesToTimeSeriesMetadata, unpackOneTimeSeriesMetadata

Methods inherited from class java.lang.Object

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

Constructor Detail

AlignedSeriesScanUtil

public AlignedSeriesScanUtil(org.apache.iotdb.commons.path.PartialPath seriesPath,
                             java.util.Set<java.lang.String> allSensors,
                             FragmentInstanceContext context,
                             org.apache.iotdb.tsfile.read.filter.basic.Filter timeFilter,
                             org.apache.iotdb.tsfile.read.filter.basic.Filter valueFilter,
                             boolean ascending)

Method Detail

currentFileStatistics

protected org.apache.iotdb.tsfile.file.metadata.statistics.Statistics currentFileStatistics(int index)
                                                                                     throws java.io.IOException

Overrides:

currentFileStatistics in class SeriesScanUtil

Throws:

java.io.IOException

currentFileTimeStatistics

protected org.apache.iotdb.tsfile.file.metadata.statistics.Statistics currentFileTimeStatistics()
                                                                                         throws java.io.IOException

Overrides:

currentFileTimeStatistics in class SeriesScanUtil

Throws:

java.io.IOException

currentChunkStatistics

protected org.apache.iotdb.tsfile.file.metadata.statistics.Statistics currentChunkStatistics(int index)
                                                                                      throws java.io.IOException

Overrides:

currentChunkStatistics in class SeriesScanUtil

Throws:

java.io.IOException

currentChunkTimeStatistics

protected org.apache.iotdb.tsfile.file.metadata.statistics.Statistics currentChunkTimeStatistics()

Overrides:

currentChunkTimeStatistics in class SeriesScanUtil

currentPageStatistics

protected org.apache.iotdb.tsfile.file.metadata.statistics.Statistics currentPageStatistics(int index)
                                                                                     throws java.io.IOException

Overrides:

currentPageStatistics in class SeriesScanUtil

Throws:

java.io.IOException

currentPageTimeStatistics

protected org.apache.iotdb.tsfile.file.metadata.statistics.Statistics currentPageTimeStatistics()
                                                                                         throws java.io.IOException

Overrides:

currentPageTimeStatistics in class SeriesScanUtil

Throws:

java.io.IOException

getPriorityMergeReader

protected PriorityMergeReader getPriorityMergeReader()

Overrides:

getPriorityMergeReader in class SeriesScanUtil

getDescPriorityMergeReader

protected DescPriorityMergeReader getDescPriorityMergeReader()

Overrides:

getDescPriorityMergeReader in class SeriesScanUtil

loadTimeSeriesMetadata

protected org.apache.iotdb.tsfile.file.metadata.AlignedTimeSeriesMetadata loadTimeSeriesMetadata(TsFileResource resource,
                                                                                                 org.apache.iotdb.commons.path.PartialPath seriesPath,
                                                                                                 QueryContext context,
                                                                                                 org.apache.iotdb.tsfile.read.filter.basic.Filter filter,
                                                                                                 java.util.Set<java.lang.String> allSensors)
                                                                                          throws java.io.IOException

Overrides:

loadTimeSeriesMetadata in class SeriesScanUtil

Throws:

java.io.IOException

getTsDataTypeList

protected java.util.List<org.apache.iotdb.tsfile.file.metadata.enums.TSDataType> getTsDataTypeList()

Overrides:

getTsDataTypeList in class SeriesScanUtil

getPointReader

protected org.apache.iotdb.tsfile.read.reader.IPointReader getPointReader(org.apache.iotdb.tsfile.read.common.block.TsBlock tsBlock)

Overrides:

getPointReader in class SeriesScanUtil