类的使用
org.apache.iotdb.db.query.aggregation.AggregateResult

使用AggregateResult的程序包

程序包	说明
org.apache.iotdb.db.qp.physical.crud
org.apache.iotdb.db.query.aggregation
org.apache.iotdb.db.query.aggregation.impl
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.factory

org.apache.iotdb.db.qp.physical.crud中AggregateResult的使用

返回变量类型为AggregateResult的类型的org.apache.iotdb.db.qp.physical.crud中的方法

限定符和类型	方法和说明
Map<String,AggregateResult>	AggregationPlan.getGroupPathsResultMap()
Map<String,AggregateResult>	AggregationPlan.groupAggResultByLevel(List<AggregateResult> aggregateResults)

类型变量类型为AggregateResult的org.apache.iotdb.db.qp.physical.crud中的方法参数

限定符和类型	方法和说明
Map<String,AggregateResult>	AggregationPlan.groupAggResultByLevel(List<AggregateResult> aggregateResults)

org.apache.iotdb.db.query.aggregation中AggregateResult的使用

返回AggregateResult的org.apache.iotdb.db.query.aggregation中的方法

限定符和类型	方法和说明
static AggregateResult	AggregateResult.deserializeFrom(ByteBuffer buffer)

参数类型为AggregateResult的org.apache.iotdb.db.query.aggregation中的方法

限定符和类型	方法和说明
abstract void	AggregateResult.merge(AggregateResult another) Merge another aggregateResult into this

org.apache.iotdb.db.query.aggregation.impl中AggregateResult的使用

org.apache.iotdb.db.query.aggregation.impl中AggregateResult的子类

限定符和类型	类和说明
class	AvgAggrResult
class	CountAggrResult
class	ExtremeAggrResult
class	FirstValueAggrResult
class	FirstValueDescAggrResult
class	LastValueAggrResult
class	LastValueDescAggrResult
class	MaxTimeAggrResult
class	MaxTimeDescAggrResult
class	MaxValueAggrResult
class	MinTimeAggrResult
class	MinTimeDescAggrResult
class	MinValueAggrResult
class	SumAggrResult

参数类型为AggregateResult的org.apache.iotdb.db.query.aggregation.impl中的方法

限定符和类型	方法和说明
void	CountAggrResult.merge(AggregateResult another)
void	LastValueAggrResult.merge(AggregateResult another)
void	MaxTimeAggrResult.merge(AggregateResult another)
void	MaxValueAggrResult.merge(AggregateResult another)
void	FirstValueAggrResult.merge(AggregateResult another)
void	MinTimeAggrResult.merge(AggregateResult another)
void	ExtremeAggrResult.merge(AggregateResult another)
void	MinValueAggrResult.merge(AggregateResult another)
void	SumAggrResult.merge(AggregateResult another)
void	AvgAggrResult.merge(AggregateResult another)

org.apache.iotdb.db.query.dataset.groupby中AggregateResult的使用

声明为AggregateResult的org.apache.iotdb.db.query.dataset.groupby中的字段

限定符和类型	字段和说明
protected AggregateResult[]	GroupByEngineDataSet.curAggregateResults

返回AggregateResult的org.apache.iotdb.db.query.dataset.groupby中的方法

限定符和类型	方法和说明
AggregateResult[]	GroupByEngineDataSet.getCurAggregateResults()

返回变量类型为AggregateResult的类型的org.apache.iotdb.db.query.dataset.groupby中的方法

限定符和类型	方法和说明
List<List<AggregateResult>>	AlignedGroupByExecutor.calcAlignedResult(long curStartTime, long curEndTime) calculate result in [curStartTime, curEndTime)
List<List<AggregateResult>>	LocalAlignedGroupByExecutor.calcAlignedResult(long curStartTime, long curEndTime)
List<AggregateResult>	LocalGroupByExecutor.calcResult(long curStartTime, long curEndTime)
List<AggregateResult>	GroupByExecutor.calcResult(long curStartTime, long curEndTime) calculate result in [curStartTime, curEndTime)

参数类型为AggregateResult的org.apache.iotdb.db.query.dataset.groupby中的方法

限定符和类型	方法和说明
void	LocalGroupByExecutor.addAggregateResult(AggregateResult aggrResult)
void	GroupByExecutor.addAggregateResult(AggregateResult aggrResult) add reusable result cache in executor

类型变量类型为AggregateResult的org.apache.iotdb.db.query.dataset.groupby中的方法参数

限定符和类型	方法和说明
void	AlignedGroupByExecutor.addAggregateResult(List<AggregateResult> aggregateResults) add reusable result cache in executor
void	LocalAlignedGroupByExecutor.addAggregateResult(List<AggregateResult> aggregateResults)

org.apache.iotdb.db.query.executor中AggregateResult的使用

声明为AggregateResult的org.apache.iotdb.db.query.executor中的字段

限定符和类型	字段和说明
protected AggregateResult[]	AggregationExecutor.aggregateResultList

类型变量类型为AggregateResult的org.apache.iotdb.db.query.executor中的方法参数

限定符和类型	方法和说明
static void	AggregationExecutor.aggregateOneAlignedSeries(AlignedPath alignedPath, Set<String> measurements, QueryContext context, Filter timeFilter, TSDataType tsDataType, List<List<AggregateResult>> ascAggregateResultList, List<List<AggregateResult>> descAggregateResultList, TsFileFilter fileFilter, boolean ascending)
static void	AggregationExecutor.aggregateOneAlignedSeries(AlignedPath alignedPath, Set<String> measurements, QueryContext context, Filter timeFilter, TSDataType tsDataType, List<List<AggregateResult>> ascAggregateResultList, List<List<AggregateResult>> descAggregateResultList, TsFileFilter fileFilter, boolean ascending)
static void	AggregationExecutor.aggregateOneSeries(PartialPath seriesPath, Set<String> measurements, QueryContext context, Filter timeFilter, TSDataType tsDataType, List<AggregateResult> ascAggregateResultList, List<AggregateResult> descAggregateResultList, TsFileFilter fileFilter, boolean ascending)
static void	AggregationExecutor.aggregateOneSeries(PartialPath seriesPath, Set<String> measurements, QueryContext context, Filter timeFilter, TSDataType tsDataType, List<AggregateResult> ascAggregateResultList, List<AggregateResult> descAggregateResultList, TsFileFilter fileFilter, boolean ascending)

org.apache.iotdb.db.query.executor.fill中AggregateResult的使用

参数类型为AggregateResult的org.apache.iotdb.db.query.executor.fill中的方法

限定符和类型	方法和说明
protected TimeValuePair	LinearFill.convertToResult(AggregateResult minTimeResult, AggregateResult firstValueResult)

org.apache.iotdb.db.query.factory中AggregateResult的使用

返回AggregateResult的org.apache.iotdb.db.query.factory中的方法

限定符和类型	方法和说明
static AggregateResult	AggregateResultFactory.getAggrResultByName(String aggrFuncName, TSDataType dataType)
static AggregateResult	AggregateResultFactory.getAggrResultByName(String aggrFuncName, TSDataType dataType, boolean ascending) construct AggregateFunction using factory pattern.
static AggregateResult	AggregateResultFactory.getAggrResultByType(AggregationType aggregationType, TSDataType dataType, boolean ascending)