Uses of Interface
org.apache.iotdb.db.mpp.execution.operator.Operator

Packages that use Operator

Package	Description
org.apache.iotdb.db.mpp.execution.driver
org.apache.iotdb.db.mpp.execution.operator.process
org.apache.iotdb.db.mpp.execution.operator.process.join
org.apache.iotdb.db.mpp.execution.operator.process.last
org.apache.iotdb.db.mpp.execution.operator.schema
org.apache.iotdb.db.mpp.execution.operator.sink
org.apache.iotdb.db.mpp.execution.operator.source
org.apache.iotdb.db.mpp.plan.planner
org.apache.iotdb.db.mpp.transformation.dag.input

Uses of Operator in org.apache.iotdb.db.mpp.execution.driver

Fields in org.apache.iotdb.db.mpp.execution.driver declared as Operator

Modifier and Type	Field	Description
protected Operator	Driver.root

Constructors in org.apache.iotdb.db.mpp.execution.driver with parameters of type Operator

Constructor	Description
DataDriver(Operator root, ISinkHandle sinkHandle, DataDriverContext driverContext)
Driver(Operator root, ISinkHandle sinkHandle, DriverContext driverContext)
SchemaDriver(Operator root, ISinkHandle sinkHandle, SchemaDriverContext driverContext)

Uses of Operator in org.apache.iotdb.db.mpp.execution.operator.process

Subinterfaces of Operator in org.apache.iotdb.db.mpp.execution.operator.process

Modifier and Type	Interface	Description
interface	ProcessOperator

Classes in org.apache.iotdb.db.mpp.execution.operator.process that implement Operator

Modifier and Type	Class	Description
class	AggregationOperator	AggregationOperator can process the situation: aggregation of intermediate aggregate result, it will output one tsBlock contain many results on aggregation time intervals.
class	DeviceMergeOperator	DeviceMergeOperator is responsible for merging tsBlock coming from DeviceViewOperators.
class	DeviceViewOperator	Since devices have been sorted by the merge order as expected, what DeviceViewOperator need to do is traversing the device child operators, get all tsBlocks of one device and transform it to the form we need, adding the device column and allocating value column to its expected location, then get the next device operator until no next device.
class	FillOperator	Used for previous and constant value fill
class	FilterAndProjectOperator
class	LimitOperator
class	LinearFillOperator	Used for linear fill
class	OffsetOperator
class	RawDataAggregationOperator	RawDataAggregationOperator is used to process raw data tsBlock input calculating using value filter.
class	SingleInputAggregationOperator
class	SlidingWindowAggregationOperator
class	SortOperator
class	TransformOperator

Fields in org.apache.iotdb.db.mpp.execution.operator.process declared as Operator

Modifier and Type	Field	Description
protected Operator	SingleInputAggregationOperator.child
protected Operator	TransformOperator.inputOperator

Constructors in org.apache.iotdb.db.mpp.execution.operator.process with parameters of type Operator

Constructor	Description
FillOperator(OperatorContext operatorContext, IFill[] fillArray, Operator child)
FilterAndProjectOperator(OperatorContext operatorContext, Operator inputOperator, java.util.List<org.apache.iotdb.tsfile.file.metadata.enums.TSDataType> filterOutputDataTypes, java.util.List<LeafColumnTransformer> filterLeafColumnTransformerList, ColumnTransformer filterOutputTransformer, java.util.List<ColumnTransformer> commonTransformerList, java.util.List<LeafColumnTransformer> projectLeafColumnTransformerList, java.util.List<ColumnTransformer> projectOutputTransformerList, boolean hasNonMappableUDF, boolean hasFilter)
LimitOperator(OperatorContext operatorContext, long limit, Operator child)
LinearFillOperator(OperatorContext operatorContext, ILinearFill[] fillArray, Operator child)
OffsetOperator(OperatorContext operatorContext, long offset, Operator child)
RawDataAggregationOperator(OperatorContext operatorContext, java.util.List<Aggregator> aggregators, ITimeRangeIterator timeRangeIterator, Operator child, boolean ascending, long maxReturnSize)
SingleInputAggregationOperator(OperatorContext operatorContext, java.util.List<Aggregator> aggregators, Operator child, boolean ascending, ITimeRangeIterator timeRangeIterator, long maxReturnSize)
SlidingWindowAggregationOperator(OperatorContext operatorContext, java.util.List<Aggregator> aggregators, ITimeRangeIterator timeRangeIterator, Operator child, boolean ascending, GroupByTimeParameter groupByTimeParameter, long maxReturnSize)
TransformOperator(OperatorContext operatorContext, Operator inputOperator, java.util.List<org.apache.iotdb.tsfile.file.metadata.enums.TSDataType> inputDataTypes, java.util.Map<java.lang.String,java.util.List<InputLocation>> inputLocations, Expression[] outputExpressions, boolean keepNull, java.time.ZoneId zoneId, TypeProvider typeProvider, boolean isAscending)

Uses of Operator in org.apache.iotdb.db.mpp.execution.operator.process.join

Classes in org.apache.iotdb.db.mpp.execution.operator.process.join that implement Operator

Modifier and Type	Class	Description
class	RowBasedTimeJoinOperator
class	TimeJoinOperator

Constructor parameters in org.apache.iotdb.db.mpp.execution.operator.process.join with type arguments of type Operator

Constructor	Description
RowBasedTimeJoinOperator(OperatorContext operatorContext, java.util.List<Operator> children, Ordering mergeOrder, java.util.List<org.apache.iotdb.tsfile.file.metadata.enums.TSDataType> dataTypes, java.util.List<ColumnMerger> mergers, TimeComparator comparator)
TimeJoinOperator(OperatorContext operatorContext, java.util.List<Operator> children, Ordering mergeOrder, java.util.List<org.apache.iotdb.tsfile.file.metadata.enums.TSDataType> dataTypes, java.util.List<ColumnMerger> mergers, TimeComparator comparator)

Uses of Operator in org.apache.iotdb.db.mpp.execution.operator.process.last

Classes in org.apache.iotdb.db.mpp.execution.operator.process.last that implement Operator

Modifier and Type	Class	Description
class	LastQueryCollectOperator
class	LastQueryMergeOperator
class	LastQueryOperator
class	LastQuerySortOperator
class	UpdateLastCacheOperator

Constructors in org.apache.iotdb.db.mpp.execution.operator.process.last with parameters of type Operator

Constructor	Description
UpdateLastCacheOperator(OperatorContext operatorContext, Operator child, MeasurementPath fullPath, org.apache.iotdb.tsfile.file.metadata.enums.TSDataType dataType, DataNodeSchemaCache dataNodeSchemaCache, boolean needUpdateCache)

Constructor parameters in org.apache.iotdb.db.mpp.execution.operator.process.last with type arguments of type Operator

Constructor	Description
LastQueryCollectOperator(OperatorContext operatorContext, java.util.List<Operator> children)
LastQueryMergeOperator(OperatorContext operatorContext, java.util.List<Operator> children, java.util.Comparator<org.apache.iotdb.tsfile.utils.Binary> comparator)

Uses of Operator in org.apache.iotdb.db.mpp.execution.operator.schema

Classes in org.apache.iotdb.db.mpp.execution.operator.schema that implement Operator

Modifier and Type	Class	Description
class	CountMergeOperator
class	DevicesCountOperator
class	DevicesSchemaScanOperator
class	LevelTimeSeriesCountOperator
class	NodeManageMemoryMergeOperator
class	NodePathsConvertOperator
class	NodePathsCountOperator
class	NodePathsSchemaScanOperator
class	PathsUsingTemplateScanOperator
class	SchemaFetchMergeOperator
class	SchemaFetchScanOperator
class	SchemaQueryMergeOperator
class	SchemaQueryOrderByHeatOperator
class	SchemaQueryScanOperator
class	TimeSeriesCountOperator
class	TimeSeriesSchemaScanOperator

Constructors in org.apache.iotdb.db.mpp.execution.operator.schema with parameters of type Operator

Constructor	Description
NodeManageMemoryMergeOperator(OperatorContext operatorContext, java.util.Set<org.apache.iotdb.common.rpc.thrift.TSchemaNode> data, Operator child)
NodePathsConvertOperator(OperatorContext operatorContext, Operator child)
NodePathsCountOperator(OperatorContext operatorContext, Operator child)

Constructor parameters in org.apache.iotdb.db.mpp.execution.operator.schema with type arguments of type Operator

Constructor	Description
CountMergeOperator(PlanNodeId planNodeId, OperatorContext operatorContext, java.util.List<Operator> children)
SchemaFetchMergeOperator(OperatorContext operatorContext, java.util.List<Operator> children, java.util.List<java.lang.String> storageGroupList)
SchemaQueryMergeOperator(PlanNodeId planNodeId, OperatorContext operatorContext, java.util.List<Operator> children)
SchemaQueryOrderByHeatOperator(OperatorContext operatorContext, java.util.List<Operator> operators)

Uses of Operator in org.apache.iotdb.db.mpp.execution.operator.sink

Subinterfaces of Operator in org.apache.iotdb.db.mpp.execution.operator.sink

Modifier and Type	Interface	Description
interface	SinkOperator

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

Subinterfaces of Operator in org.apache.iotdb.db.mpp.execution.operator.source

Modifier and Type	Interface	Description
interface	DataSourceOperator
interface	SourceOperator

Classes in org.apache.iotdb.db.mpp.execution.operator.source that implement Operator

Modifier and Type	Class	Description
class	AbstractSeriesAggregationScanOperator
class	AlignedSeriesAggregationScanOperator	This operator is responsible to do the aggregation calculation especially for aligned series.
class	AlignedSeriesScanOperator
class	ExchangeOperator
class	LastCacheScanOperator
class	SeriesAggregationScanOperator	This operator is responsible to do the aggregation calculation for one series based on global time range and time split parameter.
class	SeriesScanOperator

Uses of Operator in org.apache.iotdb.db.mpp.plan.planner

Methods in org.apache.iotdb.db.mpp.plan.planner that return Operator

Modifier and Type	Method	Description
Operator	OperatorTreeGenerator.visitAggregation(AggregationNode node, LocalExecutionPlanContext context)
Operator	OperatorTreeGenerator.visitAlignedLastQueryScan(AlignedLastQueryScanNode node, LocalExecutionPlanContext context)
Operator	OperatorTreeGenerator.visitAlignedSeriesAggregationScan(AlignedSeriesAggregationScanNode node, LocalExecutionPlanContext context)
Operator	OperatorTreeGenerator.visitAlignedSeriesScan(AlignedSeriesScanNode node, LocalExecutionPlanContext context)
Operator	OperatorTreeGenerator.visitCountMerge(CountSchemaMergeNode node, LocalExecutionPlanContext context)
Operator	OperatorTreeGenerator.visitDeviceMerge(DeviceMergeNode node, LocalExecutionPlanContext context)
Operator	OperatorTreeGenerator.visitDevicesCount(DevicesCountNode node, LocalExecutionPlanContext context)
Operator	OperatorTreeGenerator.visitDevicesSchemaScan(DevicesSchemaScanNode node, LocalExecutionPlanContext context)
Operator	OperatorTreeGenerator.visitDeviceView(DeviceViewNode node, LocalExecutionPlanContext context)
Operator	OperatorTreeGenerator.visitExchange(ExchangeNode node, LocalExecutionPlanContext context)
Operator	OperatorTreeGenerator.visitFill(FillNode node, LocalExecutionPlanContext context)
Operator	OperatorTreeGenerator.visitFilter(FilterNode node, LocalExecutionPlanContext context)
Operator	OperatorTreeGenerator.visitFragmentSink(FragmentSinkNode node, LocalExecutionPlanContext context)
Operator	OperatorTreeGenerator.visitGroupByLevel(GroupByLevelNode node, LocalExecutionPlanContext context)
Operator	OperatorTreeGenerator.visitLastQuery(LastQueryNode node, LocalExecutionPlanContext context)
Operator	OperatorTreeGenerator.visitLastQueryCollect(LastQueryCollectNode node, LocalExecutionPlanContext context)
Operator	OperatorTreeGenerator.visitLastQueryMerge(LastQueryMergeNode node, LocalExecutionPlanContext context)
Operator	OperatorTreeGenerator.visitLastQueryScan(LastQueryScanNode node, LocalExecutionPlanContext context)
Operator	OperatorTreeGenerator.visitLevelTimeSeriesCount(LevelTimeSeriesCountNode node, LocalExecutionPlanContext context)
Operator	OperatorTreeGenerator.visitLimit(LimitNode node, LocalExecutionPlanContext context)
Operator	OperatorTreeGenerator.visitNodeManagementMemoryMerge(NodeManagementMemoryMergeNode node, LocalExecutionPlanContext context)
Operator	OperatorTreeGenerator.visitNodePathConvert(NodePathsConvertNode node, LocalExecutionPlanContext context)
Operator	OperatorTreeGenerator.visitNodePathsCount(NodePathsCountNode node, LocalExecutionPlanContext context)
Operator	OperatorTreeGenerator.visitNodePathsSchemaScan(NodePathsSchemaScanNode node, LocalExecutionPlanContext context)
Operator	OperatorTreeGenerator.visitOffset(OffsetNode node, LocalExecutionPlanContext context)
Operator	OperatorTreeGenerator.visitPathsUsingTemplateScan(PathsUsingTemplateScanNode node, LocalExecutionPlanContext context)
Operator	OperatorTreeGenerator.visitPlan(PlanNode node, LocalExecutionPlanContext context)
Operator	OperatorTreeGenerator.visitSchemaFetchMerge(SchemaFetchMergeNode node, LocalExecutionPlanContext context)
Operator	OperatorTreeGenerator.visitSchemaFetchScan(SchemaFetchScanNode node, LocalExecutionPlanContext context)
Operator	OperatorTreeGenerator.visitSchemaQueryMerge(SchemaQueryMergeNode node, LocalExecutionPlanContext context)
Operator	OperatorTreeGenerator.visitSchemaQueryOrderByHeat(SchemaQueryOrderByHeatNode node, LocalExecutionPlanContext context)
Operator	OperatorTreeGenerator.visitSchemaQueryScan(SchemaQueryScanNode node, LocalExecutionPlanContext context)
Operator	OperatorTreeGenerator.visitSeriesAggregationScan(SeriesAggregationScanNode node, LocalExecutionPlanContext context)
Operator	OperatorTreeGenerator.visitSeriesScan(SeriesScanNode node, LocalExecutionPlanContext context)
Operator	OperatorTreeGenerator.visitSlidingWindowAggregation(SlidingWindowAggregationNode node, LocalExecutionPlanContext context)
Operator	OperatorTreeGenerator.visitSort(SortNode node, LocalExecutionPlanContext context)
Operator	OperatorTreeGenerator.visitTimeJoin(TimeJoinNode node, LocalExecutionPlanContext context)
Operator	OperatorTreeGenerator.visitTimeSeriesCount(TimeSeriesCountNode node, LocalExecutionPlanContext context)
Operator	OperatorTreeGenerator.visitTimeSeriesSchemaScan(TimeSeriesSchemaScanNode node, LocalExecutionPlanContext context)
Operator	OperatorTreeGenerator.visitTransform(TransformNode node, LocalExecutionPlanContext context)

Uses of Operator in org.apache.iotdb.db.mpp.transformation.dag.input

Constructors in org.apache.iotdb.db.mpp.transformation.dag.input with parameters of type Operator

Constructor	Description
TsBlockInputDataSet(Operator operator, java.util.List<org.apache.iotdb.tsfile.file.metadata.enums.TSDataType> dataTypes)