Uses of Class
org.apache.iotdb.db.query.context.QueryContext

Packages that use QueryContext

Package	Description
org.apache.iotdb.db.engine.storagegroup
org.apache.iotdb.db.metadata
org.apache.iotdb.db.metadata.lastCache
org.apache.iotdb.db.metadata.mtree
org.apache.iotdb.db.metadata.schemaregion
org.apache.iotdb.db.metadata.tag
org.apache.iotdb.db.metadata.utils
org.apache.iotdb.db.mpp.execution.fragment
org.apache.iotdb.db.mpp.execution.operator.source
org.apache.iotdb.db.qp.executor
org.apache.iotdb.db.query.context
org.apache.iotdb.db.query.control
org.apache.iotdb.db.query.dataset
org.apache.iotdb.db.query.dataset.groupby
org.apache.iotdb.db.query.executor
org.apache.iotdb.db.query.executor.fill
org.apache.iotdb.db.query.executor.groupby.impl
org.apache.iotdb.db.query.reader.chunk.metadata
org.apache.iotdb.db.query.reader.series
org.apache.iotdb.db.query.reader.universal
org.apache.iotdb.db.query.timegenerator
org.apache.iotdb.db.service.basic
org.apache.iotdb.db.utils

Uses of QueryContext in org.apache.iotdb.db.engine.storagegroup

Methods in org.apache.iotdb.db.engine.storagegroup with parameters of type QueryContext

Modifier and Type	Method	Description
QueryDataSource	DataRegion.query(java.util.List<org.apache.iotdb.commons.path.PartialPath> pathList, java.lang.String singleDeviceId, QueryContext context, QueryFileManager filePathsManager, org.apache.iotdb.tsfile.read.filter.basic.Filter timeFilter)	build query data source by searching all tsfile which fit in query filter
QueryDataSource	DataRegion.query(java.util.List<org.apache.iotdb.commons.path.PartialPath> pathList, java.lang.String singleDeviceId, QueryContext context, org.apache.iotdb.tsfile.read.filter.basic.Filter timeFilter)	used for mpp
void	TsFileProcessor.query(java.util.List<org.apache.iotdb.commons.path.PartialPath> seriesPaths, QueryContext context, java.util.List<TsFileResource> tsfileResourcesForQuery)	get the chunk(s) in the memtable (one from work memtable and the other ones in flushing memtables and then compact them into one TimeValuePairSorter).

Uses of QueryContext in org.apache.iotdb.db.metadata

Methods in org.apache.iotdb.db.metadata with parameters of type QueryContext

Modifier and Type	Method	Description
java.util.List<ShowTimeSeriesResult>	LocalSchemaProcessor.showTimeseries(ShowTimeSeriesPlan plan, QueryContext context)

Uses of QueryContext in org.apache.iotdb.db.metadata.lastCache

Methods in org.apache.iotdb.db.metadata.lastCache with parameters of type QueryContext

Modifier and Type	Method	Description
static long	LastCacheManager.getLastTimeStamp(IMeasurementMNode node, QueryContext queryContext)	get the last value of timeseries represented by given measurementMNode get last value from cache in measurementMNode if absent, get last value from file

Uses of QueryContext in org.apache.iotdb.db.metadata.mtree

Methods in org.apache.iotdb.db.metadata.mtree with parameters of type QueryContext

Modifier and Type	Method	Description
org.apache.iotdb.tsfile.utils.Pair<java.util.List<org.apache.iotdb.tsfile.utils.Pair<org.apache.iotdb.commons.path.PartialPath,java.lang.String[]>>,java.lang.Integer>	IMTreeBelowSG.getAllMeasurementSchema(ShowTimeSeriesPlan plan, QueryContext queryContext)	Get all measurement schema matching the given path pattern
org.apache.iotdb.tsfile.utils.Pair<java.util.List<org.apache.iotdb.tsfile.utils.Pair<org.apache.iotdb.commons.path.PartialPath,java.lang.String[]>>,java.lang.Integer>	MTreeBelowSGCachedImpl.getAllMeasurementSchema(ShowTimeSeriesPlan plan, QueryContext queryContext)	Get all measurement schema matching the given path pattern
org.apache.iotdb.tsfile.utils.Pair<java.util.List<org.apache.iotdb.tsfile.utils.Pair<org.apache.iotdb.commons.path.PartialPath,java.lang.String[]>>,java.lang.Integer>	MTreeBelowSGMemoryImpl.getAllMeasurementSchema(ShowTimeSeriesPlan plan, QueryContext queryContext)	Get all measurement schema matching the given path pattern

Uses of QueryContext in org.apache.iotdb.db.metadata.schemaregion

Methods in org.apache.iotdb.db.metadata.schemaregion with parameters of type QueryContext

Modifier and Type	Method	Description
org.apache.iotdb.tsfile.utils.Pair<java.util.List<ShowTimeSeriesResult>,java.lang.Integer>	ISchemaRegion.showTimeseries(ShowTimeSeriesPlan plan, QueryContext context)
org.apache.iotdb.tsfile.utils.Pair<java.util.List<ShowTimeSeriesResult>,java.lang.Integer>	SchemaRegionMemoryImpl.showTimeseries(ShowTimeSeriesPlan plan, QueryContext context)
org.apache.iotdb.tsfile.utils.Pair<java.util.List<ShowTimeSeriesResult>,java.lang.Integer>	SchemaRegionSchemaFileImpl.showTimeseries(ShowTimeSeriesPlan plan, QueryContext context)

Uses of QueryContext in org.apache.iotdb.db.metadata.tag

Methods in org.apache.iotdb.db.metadata.tag with parameters of type QueryContext

Modifier and Type	Method	Description
java.util.List<IMeasurementMNode>	TagManager.getMatchedTimeseriesInIndex(ShowTimeSeriesPlan plan, QueryContext context)

Uses of QueryContext in org.apache.iotdb.db.metadata.utils

Methods in org.apache.iotdb.db.metadata.utils with parameters of type QueryContext

Modifier and Type	Method	Description
abstract LastPointReader	ResourceByPathUtils.createLastPointReader(org.apache.iotdb.tsfile.file.metadata.enums.TSDataType dataType, java.util.Set<java.lang.String> deviceMeasurements, QueryContext context, QueryDataSource dataSource, long queryTime, org.apache.iotdb.tsfile.read.filter.basic.Filter timeFilter)
abstract SeriesReader	ResourceByPathUtils.createSeriesReader(java.util.Set<java.lang.String> allSensors, org.apache.iotdb.tsfile.file.metadata.enums.TSDataType dataType, QueryContext context, java.util.List<TsFileResource> seqFileResource, java.util.List<TsFileResource> unseqFileResource, org.apache.iotdb.tsfile.read.filter.basic.Filter timeFilter, org.apache.iotdb.tsfile.read.filter.basic.Filter valueFilter, boolean ascending)
abstract SeriesReader	ResourceByPathUtils.createSeriesReader(java.util.Set<java.lang.String> allSensors, org.apache.iotdb.tsfile.file.metadata.enums.TSDataType dataType, QueryContext context, QueryDataSource dataSource, org.apache.iotdb.tsfile.read.filter.basic.Filter timeFilter, org.apache.iotdb.tsfile.read.filter.basic.Filter valueFilter, TsFileFilter fileFilter, boolean ascending)
abstract java.util.List<org.apache.iotdb.tsfile.file.metadata.IChunkMetadata>	ResourceByPathUtils.getVisibleMetadataListFromWriter(org.apache.iotdb.tsfile.write.writer.RestorableTsFileIOWriter writer, TsFileResource tsFileResource, QueryContext context)

Uses of QueryContext in org.apache.iotdb.db.mpp.execution.fragment

Subclasses of QueryContext in org.apache.iotdb.db.mpp.execution.fragment

Modifier and Type	Class	Description
class	FragmentInstanceContext

Uses of QueryContext in org.apache.iotdb.db.mpp.execution.operator.source

Methods in org.apache.iotdb.db.mpp.execution.operator.source with parameters of type QueryContext

Modifier and Type	Method	Description
protected org.apache.iotdb.tsfile.file.metadata.AlignedTimeSeriesMetadata	AlignedSeriesScanUtil.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)
protected org.apache.iotdb.tsfile.file.metadata.ITimeSeriesMetadata	SeriesScanUtil.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)

Uses of QueryContext in org.apache.iotdb.db.qp.executor

Methods in org.apache.iotdb.db.qp.executor with parameters of type QueryContext

Modifier and Type	Method	Description
protected AlignByDeviceDataSet	PlanExecutor.getAlignByDeviceDataSet(AlignByDevicePlan plan, QueryContext context, IQueryRouter router)
protected org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet	PlanExecutor.processDataQuery(QueryPlan queryPlan, QueryContext context)
org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet	IPlanExecutor.processQuery(PhysicalPlan queryPlan, QueryContext context)	process query plan of qp layer, construct queryDataSet.
org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet	PlanExecutor.processQuery(PhysicalPlan queryPlan, QueryContext context)
protected org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet	PlanExecutor.processShowQuery(ShowPlan showPlan, QueryContext context)

Uses of QueryContext in org.apache.iotdb.db.query.context

Methods in org.apache.iotdb.db.query.context that return QueryContext

Modifier and Type	Method	Description
QueryContext	QueryContext.setStartTime(long startTime)
QueryContext	QueryContext.setStatement(java.lang.String statement)
QueryContext	QueryContext.setTimeout(long timeout)

Uses of QueryContext in org.apache.iotdb.db.query.control

Methods in org.apache.iotdb.db.query.control that return QueryContext

Modifier and Type	Method	Description
QueryContext	QueryTimeManager.getQueryContext(long queryId)

Methods in org.apache.iotdb.db.query.control that return types with arguments of type QueryContext

Modifier and Type	Method	Description
java.util.Map<java.lang.Long,QueryContext>	QueryTimeManager.getQueryContextMap()

Methods in org.apache.iotdb.db.query.control with parameters of type QueryContext

Modifier and Type	Method	Description
QueryDataSource	QueryResourceManager.getQueryDataSource(org.apache.iotdb.commons.path.PartialPath selectedPath, QueryContext context, org.apache.iotdb.tsfile.read.filter.basic.Filter timeFilter, boolean ascending)
void	QueryResourceManager.initQueryDataSourceCache(java.util.Map<DataRegion,java.util.List<org.apache.iotdb.commons.path.PartialPath>> processorToSeriesMap, QueryContext context, org.apache.iotdb.tsfile.read.filter.basic.Filter timeFilter)	The method is called in mergeLock() when executing query.
void	QueryTimeManager.registerQuery(QueryContext context)

Uses of QueryContext in org.apache.iotdb.db.query.dataset

Constructors in org.apache.iotdb.db.query.dataset with parameters of type QueryContext

Constructor	Description
AlignByDeviceDataSet(AlignByDevicePlan alignByDevicePlan, QueryContext context, IQueryRouter queryRouter)
ShowTimeseriesDataSet(ShowTimeSeriesPlan showTimeSeriesPlan, QueryContext context)
UDTFAlignByTimeDataSet(QueryContext context, UDTFPlan udtfPlan, java.util.List<ManagedSeriesReader> readersOfSelectedSeries)	execute without value filter
UDTFAlignByTimeDataSet(QueryContext context, UDTFPlan udtfPlan, IUDFInputDataSet inputDataSet, boolean keepNull)
UDTFAlignByTimeDataSet(QueryContext context, UDTFPlan udtfPlan, org.apache.iotdb.tsfile.read.query.timegenerator.TimeGenerator timestampGenerator, java.util.List<IReaderByTimestamp> readersOfSelectedSeries, java.util.List<java.util.List<java.lang.Integer>> readerToIndexList, java.util.List<java.lang.Boolean> cached)	execute with value filter
UDTFDataSet(QueryContext queryContext, UDTFPlan udtfPlan, java.util.List<org.apache.iotdb.commons.path.PartialPath> deduplicatedPaths, java.util.List<org.apache.iotdb.tsfile.file.metadata.enums.TSDataType> deduplicatedDataTypes, java.util.List<ManagedSeriesReader> readersOfSelectedSeries)	execute without value filters
UDTFDataSet(QueryContext queryContext, UDTFPlan udtfPlan, java.util.List<org.apache.iotdb.commons.path.PartialPath> deduplicatedPaths, java.util.List<org.apache.iotdb.tsfile.file.metadata.enums.TSDataType> deduplicatedDataTypes, org.apache.iotdb.tsfile.read.query.timegenerator.TimeGenerator timestampGenerator, java.util.List<IReaderByTimestamp> readersOfSelectedSeries, java.util.List<java.util.List<java.lang.Integer>> readerToIndexList, java.util.List<java.lang.Boolean> cached)	execute with value filters
UDTFDataSet(QueryContext queryContext, UDTFPlan udtfPlan, IUDFInputDataSet dataSet)
UDTFNonAlignDataSet(QueryContext context, UDTFPlan udtfPlan, java.util.List<ManagedSeriesReader> readersOfSelectedSeries)	execute without value filter
UDTFNonAlignDataSet(QueryContext context, UDTFPlan udtfPlan, org.apache.iotdb.tsfile.read.query.timegenerator.TimeGenerator timestampGenerator, java.util.List<IReaderByTimestamp> readersOfSelectedSeries, java.util.List<java.util.List<java.lang.Integer>> readerToIndexList, java.util.List<java.lang.Boolean> cached)	execute with value filter

Uses of QueryContext in org.apache.iotdb.db.query.dataset.groupby

Methods in org.apache.iotdb.db.query.dataset.groupby with parameters of type QueryContext

Modifier and Type	Method	Description
protected AlignedGroupByExecutor	GroupByWithoutValueFilterDataSet.getAlignedGroupByExecutor(org.apache.iotdb.commons.path.PartialPath path, QueryContext context, org.apache.iotdb.tsfile.read.filter.basic.Filter timeFilter, TsFileFilter fileFilter, boolean ascending)
protected GroupByExecutor	GroupByWithoutValueFilterDataSet.getGroupByExecutor(org.apache.iotdb.commons.path.PartialPath path, java.util.Set<java.lang.String> allSensors, QueryContext context, org.apache.iotdb.tsfile.read.filter.basic.Filter timeFilter, TsFileFilter fileFilter, boolean ascending)
protected IReaderByTimestamp	GroupByWithValueFilterDataSet.getReaderByTime(org.apache.iotdb.commons.path.PartialPath path, RawDataQueryPlan queryPlan, QueryContext context)
protected org.apache.iotdb.tsfile.read.query.timegenerator.TimeGenerator	GroupByWithValueFilterDataSet.getTimeGenerator(QueryContext context, RawDataQueryPlan queryPlan)
void	GroupByWithoutValueFilterDataSet.initGroupBy(QueryContext context, GroupByTimePlan groupByTimePlan)	init reader and aggregate function.
void	GroupByWithValueFilterDataSet.initGroupBy(QueryContext context, GroupByTimePlan groupByTimePlan)	init reader and aggregate function.
protected void	GroupByTimeDataSet.initGroupByTimeDataSetFields(QueryContext context, GroupByTimePlan groupByTimePlan)

Constructors in org.apache.iotdb.db.query.dataset.groupby with parameters of type QueryContext

Constructor	Description
GroupByFillDataSet(QueryContext context, GroupByTimeFillPlan groupByTimeFillPlan)
GroupByTimeDataSet(QueryContext context, GroupByTimePlan groupByTimePlan)	groupBy query.
GroupByTimeEngineDataSet(QueryContext context, GroupByTimePlan groupByTimePlan)
GroupByWithoutValueFilterDataSet(QueryContext context, GroupByTimePlan groupByTimePlan)	constructor.
GroupByWithValueFilterDataSet(QueryContext context, GroupByTimePlan groupByTimePlan)	constructor.

Uses of QueryContext in org.apache.iotdb.db.query.executor

Fields in org.apache.iotdb.db.query.executor declared as QueryContext

Modifier and Type	Field	Description
protected QueryContext	AggregationExecutor.context

Methods in org.apache.iotdb.db.query.executor with parameters of type QueryContext

Modifier and Type	Method	Description
org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet	IQueryRouter.aggregate(AggregationPlan aggregationPlan, QueryContext context)	Execute aggregation query.
org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet	QueryRouter.aggregate(AggregationPlan aggregationPlan, QueryContext context)
static void	AggregationExecutor.aggregateOneAlignedSeries(AlignedPath alignedPath, java.util.Set<java.lang.String> measurements, QueryContext context, org.apache.iotdb.tsfile.read.filter.basic.Filter timeFilter, org.apache.iotdb.tsfile.file.metadata.enums.TSDataType tsDataType, java.util.List<java.util.List<AggregateResult>> ascAggregateResultList, java.util.List<java.util.List<AggregateResult>> descAggregateResultList, TsFileFilter fileFilter, boolean ascending)
static void	AggregationExecutor.aggregateOneSeries(org.apache.iotdb.commons.path.PartialPath seriesPath, java.util.Set<java.lang.String> measurements, QueryContext context, org.apache.iotdb.tsfile.read.filter.basic.Filter timeFilter, org.apache.iotdb.tsfile.file.metadata.enums.TSDataType tsDataType, java.util.List<AggregateResult> ascAggregateResultList, java.util.List<AggregateResult> descAggregateResultList, TsFileFilter fileFilter, boolean ascending)
protected java.util.List<org.apache.iotdb.tsfile.read.TimeValuePair>	LastQueryExecutor.calculateLastPairForSeries(java.util.List<org.apache.iotdb.commons.path.PartialPath> seriesPaths, java.util.List<org.apache.iotdb.tsfile.file.metadata.enums.TSDataType> dataTypes, QueryContext context, org.apache.iotdb.tsfile.read.expression.IExpression expression, RawDataQueryPlan lastQueryPlan)
static java.util.List<org.apache.iotdb.tsfile.read.TimeValuePair>	LastQueryExecutor.calculateLastPairForSeriesLocally(java.util.List<org.apache.iotdb.commons.path.PartialPath> seriesPaths, java.util.List<org.apache.iotdb.tsfile.file.metadata.enums.TSDataType> dataTypes, QueryContext context, org.apache.iotdb.tsfile.read.expression.IExpression expression, java.util.Map<java.lang.String,java.util.Set<java.lang.String>> deviceMeasurementsMap)
protected IFill	FillQueryExecutor.configureFill(IFill fill, org.apache.iotdb.commons.path.PartialPath path, org.apache.iotdb.tsfile.file.metadata.enums.TSDataType dataType, long queryTime, java.util.Set<java.lang.String> deviceMeasurements, QueryContext context)
org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet	FillQueryExecutor.execute(QueryContext context)	execute fill.
org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet	LastQueryExecutor.execute(QueryContext context, LastQueryPlan lastQueryPlan)	execute last function
org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet	UDFQueryExecutor.executeFromAlignedDataSet(QueryContext context, org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet sourceDataSet, java.util.List<org.apache.iotdb.tsfile.file.metadata.enums.TSDataType> fieldTypes, boolean keepNull)
org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet	RawDataQueryExecutor.executeNonAlign(QueryContext context)
org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet	RawDataQueryExecutor.executeWithoutValueFilter(QueryContext context)	without filter or with global time filter.
org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet	UDFQueryExecutor.executeWithoutValueFilterAlignByTime(QueryContext context)
org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet	UDFQueryExecutor.executeWithoutValueFilterNonAlign(QueryContext context)
org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet	RawDataQueryExecutor.executeWithValueFilter(QueryContext context)	executeWithValueFilter query.
org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet	UDFQueryExecutor.executeWithValueFilterAlignByTime(QueryContext context)
org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet	UDFQueryExecutor.executeWithValueFilterNonAlign(QueryContext context)
org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet	IQueryRouter.fill(FillQueryPlan fillQueryPlan, QueryContext context)	Execute fill query.
org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet	QueryRouter.fill(FillQueryPlan fillQueryPlan, QueryContext context)
protected AggregationExecutor	QueryRouter.getAggregationExecutor(QueryContext context, AggregationPlan aggregationPlan)
protected GroupByWithoutValueFilterDataSet	QueryRouter.getGroupByWithoutValueFilterDataSet(QueryContext context, GroupByTimePlan plan)
protected GroupByWithValueFilterDataSet	QueryRouter.getGroupByWithValueFilterDataSet(QueryContext context, GroupByTimePlan plan)
protected IReaderByTimestamp	AggregationExecutor.getReaderByTime(org.apache.iotdb.commons.path.PartialPath path, RawDataQueryPlan queryPlan, org.apache.iotdb.tsfile.file.metadata.enums.TSDataType dataType, QueryContext context)
protected IReaderByTimestamp	RawDataQueryExecutor.getReaderByTimestamp(org.apache.iotdb.commons.path.PartialPath path, java.util.Set<java.lang.String> allSensors, org.apache.iotdb.tsfile.file.metadata.enums.TSDataType dataType, QueryContext context)
protected org.apache.iotdb.tsfile.read.query.timegenerator.TimeGenerator	AggregationExecutor.getTimeGenerator(QueryContext context, RawDataQueryPlan queryPlan)
protected org.apache.iotdb.tsfile.read.query.timegenerator.TimeGenerator	RawDataQueryExecutor.getTimeGenerator(QueryContext context, RawDataQueryPlan queryPlan)
protected java.util.List<org.apache.iotdb.tsfile.read.TimeValuePair>	FillQueryExecutor.getTimeValuePairs(QueryContext context)
org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet	IQueryRouter.groupBy(GroupByTimePlan groupByTimePlan, QueryContext context)	Execute groupBy query.
org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet	QueryRouter.groupBy(GroupByTimePlan groupByTimePlan, QueryContext context)
org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet	IQueryRouter.groupByFill(GroupByTimeFillPlan groupByFillPlan, QueryContext context)	Execute group by fill query
org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet	QueryRouter.groupByFill(GroupByTimeFillPlan groupByFillPlan, QueryContext context)
protected java.util.List<ManagedSeriesReader>	RawDataQueryExecutor.initManagedSeriesReader(QueryContext context)
protected org.apache.iotdb.tsfile.utils.Pair<java.util.List<IReaderByTimestamp>,java.util.List<java.util.List<java.lang.Integer>>>	RawDataQueryExecutor.initSeriesReaderByTimestamp(QueryContext context, RawDataQueryPlan queryPlan, java.util.List<java.lang.Boolean> cached, org.apache.iotdb.tsfile.read.filter.basic.Filter timeFilter)	init IReaderByTimestamp for each not cached PartialPath, if it's already been cached, the corresponding IReaderByTimestamp will be null group these not cached PartialPath to one AlignedPath if they belong to same aligned device
org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet	IQueryRouter.lastQuery(LastQueryPlan lastQueryPlan, QueryContext context)	Execute last query
org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet	QueryRouter.lastQuery(LastQueryPlan lastQueryPlan, QueryContext context)
protected org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet	RawDataQueryExecutor.needRedirect(QueryContext context, boolean hasValueFilter)	Check whether need to redirect query to other node.
org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet	IQueryRouter.rawDataQuery(RawDataQueryPlan queryPlan, QueryContext context)	Execute physical plan.
org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet	QueryRouter.rawDataQuery(RawDataQueryPlan queryPlan, QueryContext context)
org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet	IQueryRouter.udafQuery(UDAFPlan udafPlan, QueryContext context)	Execute UDAF query.
org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet	QueryRouter.udafQuery(UDAFPlan udafPlan, QueryContext context)
org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet	IQueryRouter.udtfQuery(UDTFPlan udtfPlan, QueryContext context)	Execute UDTF query
org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet	QueryRouter.udtfQuery(UDTFPlan udtfPlan, QueryContext context)

Constructors in org.apache.iotdb.db.query.executor with parameters of type QueryContext

Constructor	Description
AggregationExecutor(QueryContext context, AggregationPlan aggregationPlan)

Uses of QueryContext in org.apache.iotdb.db.query.executor.fill

Fields in org.apache.iotdb.db.query.executor.fill declared as QueryContext

Modifier and Type	Field	Description
protected QueryContext	LinearFill.context

Methods in org.apache.iotdb.db.query.executor.fill with parameters of type QueryContext

Modifier and Type	Method	Description
abstract void	IFill.configureFill(org.apache.iotdb.commons.path.PartialPath path, org.apache.iotdb.tsfile.file.metadata.enums.TSDataType dataType, long queryTime, java.util.Set<java.lang.String> deviceMeasurements, QueryContext context)
void	LinearFill.configureFill(org.apache.iotdb.commons.path.PartialPath path, org.apache.iotdb.tsfile.file.metadata.enums.TSDataType dataType, long queryTime, java.util.Set<java.lang.String> sensors, QueryContext context)
void	PreviousFill.configureFill(org.apache.iotdb.commons.path.PartialPath path, org.apache.iotdb.tsfile.file.metadata.enums.TSDataType dataType, long queryTime, java.util.Set<java.lang.String> sensors, QueryContext context)
void	ValueFill.configureFill(org.apache.iotdb.commons.path.PartialPath path, org.apache.iotdb.tsfile.file.metadata.enums.TSDataType dataType, long queryTime, java.util.Set<java.lang.String> deviceMeasurements, QueryContext context)
protected org.apache.iotdb.tsfile.file.metadata.AlignedTimeSeriesMetadata	AlignedLastPointReader.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)
protected org.apache.iotdb.tsfile.file.metadata.ITimeSeriesMetadata	LastPointReader.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)

Constructors in org.apache.iotdb.db.query.executor.fill with parameters of type QueryContext

Constructor	Description
AlignedLastPointReader(org.apache.iotdb.commons.path.PartialPath seriesPath, org.apache.iotdb.tsfile.file.metadata.enums.TSDataType dataType, java.util.Set<java.lang.String> deviceMeasurements, QueryContext context, QueryDataSource dataSource, long queryTime, org.apache.iotdb.tsfile.read.filter.basic.Filter timeFilter)
LastPointReader(org.apache.iotdb.commons.path.PartialPath seriesPath, org.apache.iotdb.tsfile.file.metadata.enums.TSDataType dataType, java.util.Set<java.lang.String> measurements, QueryContext context, QueryDataSource dataSource, long queryTime, org.apache.iotdb.tsfile.read.filter.basic.Filter timeFilter)

Uses of QueryContext in org.apache.iotdb.db.query.executor.groupby.impl

Constructors in org.apache.iotdb.db.query.executor.groupby.impl with parameters of type QueryContext

Constructor	Description
LocalAlignedGroupByExecutor(org.apache.iotdb.commons.path.PartialPath path, QueryContext context, org.apache.iotdb.tsfile.read.filter.basic.Filter timeFilter, TsFileFilter fileFilter, boolean ascending)
LocalGroupByExecutor(org.apache.iotdb.commons.path.PartialPath path, java.util.Set<java.lang.String> allSensors, QueryContext context, org.apache.iotdb.tsfile.read.filter.basic.Filter timeFilter, TsFileFilter fileFilter, boolean ascending)

Uses of QueryContext in org.apache.iotdb.db.query.reader.chunk.metadata

Constructors in org.apache.iotdb.db.query.reader.chunk.metadata with parameters of type QueryContext

Constructor	Description
DiskAlignedChunkMetadataLoader(TsFileResource resource, AlignedPath seriesPath, QueryContext context, org.apache.iotdb.tsfile.read.filter.basic.Filter filter)
DiskChunkMetadataLoader(TsFileResource resource, org.apache.iotdb.commons.path.PartialPath seriesPath, QueryContext context, org.apache.iotdb.tsfile.read.filter.basic.Filter filter)
MemAlignedChunkMetadataLoader(TsFileResource resource, org.apache.iotdb.commons.path.PartialPath seriesPath, QueryContext context, org.apache.iotdb.tsfile.read.filter.basic.Filter timeFilter)
MemChunkMetadataLoader(TsFileResource resource, org.apache.iotdb.commons.path.PartialPath seriesPath, QueryContext context, org.apache.iotdb.tsfile.read.filter.basic.Filter timeFilter)

Uses of QueryContext in org.apache.iotdb.db.query.reader.series

Fields in org.apache.iotdb.db.query.reader.series declared as QueryContext

Modifier and Type	Field	Description
protected QueryContext	SeriesReader.context

Methods in org.apache.iotdb.db.query.reader.series with parameters of type QueryContext

Modifier and Type	Method	Description
protected org.apache.iotdb.tsfile.file.metadata.AlignedTimeSeriesMetadata	AlignedSeriesReader.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)
protected org.apache.iotdb.tsfile.file.metadata.ITimeSeriesMetadata	SeriesReader.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)

Constructors in org.apache.iotdb.db.query.reader.series with parameters of type QueryContext

Constructor	Description
AlignedSeriesAggregateReader(AlignedPath seriesPath, java.util.Set<java.lang.String> allSensors, org.apache.iotdb.tsfile.file.metadata.enums.TSDataType dataType, QueryContext context, QueryDataSource dataSource, org.apache.iotdb.tsfile.read.filter.basic.Filter timeFilter, org.apache.iotdb.tsfile.read.filter.basic.Filter valueFilter, TsFileFilter fileFilter, boolean ascending)
AlignedSeriesReader(org.apache.iotdb.commons.path.PartialPath seriesPath, java.util.Set<java.lang.String> allSensors, org.apache.iotdb.tsfile.file.metadata.enums.TSDataType dataType, QueryContext context, java.util.List<TsFileResource> seqFileResource, java.util.List<TsFileResource> unseqFileResource, org.apache.iotdb.tsfile.read.filter.basic.Filter timeFilter, org.apache.iotdb.tsfile.read.filter.basic.Filter valueFilter, boolean ascending)
AlignedSeriesReader(org.apache.iotdb.commons.path.PartialPath seriesPath, java.util.Set<java.lang.String> allSensors, org.apache.iotdb.tsfile.file.metadata.enums.TSDataType dataType, QueryContext context, QueryDataSource dataSource, org.apache.iotdb.tsfile.read.filter.basic.Filter timeFilter, org.apache.iotdb.tsfile.read.filter.basic.Filter valueFilter, TsFileFilter fileFilter, boolean ascending)
SeriesAggregateReader(org.apache.iotdb.commons.path.PartialPath seriesPath, java.util.Set<java.lang.String> allSensors, org.apache.iotdb.tsfile.file.metadata.enums.TSDataType dataType, QueryContext context, java.util.List<TsFileResource> seqFileResource, java.util.List<TsFileResource> unseqFileResource, org.apache.iotdb.tsfile.read.filter.basic.Filter timeFilter, org.apache.iotdb.tsfile.read.filter.basic.Filter valueFilter, boolean ascending)
SeriesAggregateReader(org.apache.iotdb.commons.path.PartialPath seriesPath, java.util.Set<java.lang.String> allSensors, org.apache.iotdb.tsfile.file.metadata.enums.TSDataType dataType, QueryContext context, QueryDataSource dataSource, org.apache.iotdb.tsfile.read.filter.basic.Filter timeFilter, org.apache.iotdb.tsfile.read.filter.basic.Filter valueFilter, TsFileFilter fileFilter, boolean ascending)
SeriesRawDataBatchReader(org.apache.iotdb.commons.path.PartialPath seriesPath, java.util.Set<java.lang.String> allSensors, org.apache.iotdb.tsfile.file.metadata.enums.TSDataType dataType, QueryContext context, QueryDataSource dataSource, org.apache.iotdb.tsfile.read.filter.basic.Filter timeFilter, org.apache.iotdb.tsfile.read.filter.basic.Filter valueFilter, TsFileFilter fileFilter, boolean ascending)
SeriesRawDataBatchReader(org.apache.iotdb.commons.path.PartialPath seriesPath, org.apache.iotdb.tsfile.file.metadata.enums.TSDataType dataType, QueryContext context, java.util.List<TsFileResource> seqFileResource, java.util.List<TsFileResource> unseqFileResource, org.apache.iotdb.tsfile.read.filter.basic.Filter timeFilter, org.apache.iotdb.tsfile.read.filter.basic.Filter valueFilter, boolean ascending)
SeriesReader(org.apache.iotdb.commons.path.PartialPath seriesPath, java.util.Set<java.lang.String> allSensors, org.apache.iotdb.tsfile.file.metadata.enums.TSDataType dataType, QueryContext context, java.util.List<TsFileResource> seqFileResource, java.util.List<TsFileResource> unseqFileResource, org.apache.iotdb.tsfile.read.filter.basic.Filter timeFilter, org.apache.iotdb.tsfile.read.filter.basic.Filter valueFilter, boolean ascending)
SeriesReader(org.apache.iotdb.commons.path.PartialPath seriesPath, java.util.Set<java.lang.String> allSensors, org.apache.iotdb.tsfile.file.metadata.enums.TSDataType dataType, QueryContext context, QueryDataSource dataSource, org.apache.iotdb.tsfile.read.filter.basic.Filter timeFilter, org.apache.iotdb.tsfile.read.filter.basic.Filter valueFilter, TsFileFilter fileFilter, boolean ascending)
SeriesReaderByTimestamp(org.apache.iotdb.commons.path.PartialPath seriesPath, java.util.Set<java.lang.String> allSensors, org.apache.iotdb.tsfile.file.metadata.enums.TSDataType dataType, QueryContext context, java.util.List<TsFileResource> seqFileResource, java.util.List<TsFileResource> unseqFileResource, boolean ascending)
SeriesReaderByTimestamp(org.apache.iotdb.commons.path.PartialPath seriesPath, java.util.Set<java.lang.String> allSensors, org.apache.iotdb.tsfile.file.metadata.enums.TSDataType dataType, QueryContext context, QueryDataSource dataSource, TsFileFilter fileFilter, boolean ascending)

Uses of QueryContext in org.apache.iotdb.db.query.reader.universal

Methods in org.apache.iotdb.db.query.reader.universal with parameters of type QueryContext

Modifier and Type	Method	Description
void	DescPriorityMergeReader.addReader(org.apache.iotdb.tsfile.read.reader.IPointReader reader, PriorityMergeReader.MergeReaderPriority priority, long endTime, QueryContext context)
void	PriorityMergeReader.addReader(org.apache.iotdb.tsfile.read.reader.IPointReader reader, PriorityMergeReader.MergeReaderPriority priority, long endTime, QueryContext context)

Uses of QueryContext in org.apache.iotdb.db.query.timegenerator

Fields in org.apache.iotdb.db.query.timegenerator declared as QueryContext

Modifier and Type	Field	Description
protected QueryContext	ServerTimeGenerator.context

Constructors in org.apache.iotdb.db.query.timegenerator with parameters of type QueryContext

Constructor	Description
ServerTimeGenerator(QueryContext context)
ServerTimeGenerator(QueryContext context, RawDataQueryPlan queryPlan)	Constructor of EngineTimeGenerator.

Uses of QueryContext in org.apache.iotdb.db.service.basic

Methods in org.apache.iotdb.db.service.basic that return QueryContext

Modifier and Type	Method	Description
abstract QueryContext	ServiceProvider.genQueryContext(long queryId, boolean debug, long startTime, java.lang.String statement, long timeout)
QueryContext	StandaloneServiceProvider.genQueryContext(long queryId, boolean debug, long startTime, java.lang.String statement, long timeout)

Methods in org.apache.iotdb.db.service.basic with parameters of type QueryContext

Modifier and Type	Method	Description
org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet	ServiceProvider.createQueryDataSet(QueryContext context, PhysicalPlan physicalPlan, int fetchSize)	create QueryDataSet and buffer it for fetchResults

Uses of QueryContext in org.apache.iotdb.db.utils

Methods in org.apache.iotdb.db.utils with parameters of type QueryContext

Modifier and Type	Method	Description
static org.apache.iotdb.tsfile.file.metadata.TimeseriesMetadata	FileLoaderUtils.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)
static org.apache.iotdb.tsfile.file.metadata.AlignedTimeSeriesMetadata	FileLoaderUtils.loadTimeSeriesMetadata(TsFileResource resource, AlignedPath vectorPath, QueryContext context, org.apache.iotdb.tsfile.read.filter.basic.Filter filter)	Load VectorTimeSeriesMetadata for Vector