universe

package
v0.181.0 Latest Latest
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 Go to latest Published: Aug 29, 2022 License: MIT Imports: 46 Imported by: 6

Documentation

Overview

Package universe contains the implementations for the builtin transformation functions.

Index

Constants

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const (
	PivotKind       = "pivot"
	SortedPivotKind = "sortedPivot"
)
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const AggregateWindowKind = "aggregateWindow"
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const ChandeMomentumOscillatorKind = "chandeMomentumOscillator"
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const ColumnsKind = "columns"
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const CountKind = "count"
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const CovarianceKind = "covariance"
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const CumulativeSumKind = "cumulativeSum"
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const DefaultUpperBoundColumnLabel = "le"
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const DerivativeKind = "derivative"
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const DieKind = "die"
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const DifferenceKind = "difference"
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const DistinctKind = "distinct"
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const DropKind = "drop"
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const DuplicateKind = "duplicate"
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const ElapsedKind = "elapsed"
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const ExactQuantileAggKind = "exact-quantile-aggregate"
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const ExactQuantileSelectKind = "exact-quantile-selector"
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const ExponentialMovingAverageKind = "exponentialMovingAverage"
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const FillKind = "fill"
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const FilterKind = "filter"
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const FirstKind = "first"
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const GroupKind = "group"
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const HistogramKind = "histogram"
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const HistogramQuantileKind = "histogramQuantile"
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const HoltWintersKind = "holtWinters"
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const HourSelectionKind = "_hourSelection"
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const IntegralKind = "integral"
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const JoinKind = "join"
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const KeepKind = "keep"
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const KeyValuesKind = "keyValues"
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const KeysKind = "keys"
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const LastKind = "last"
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const LimitKind = "limit"
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const (
	MapKind = "map"
)
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const MaxKind = "max"
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const MeanKind = "mean"
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const MergeJoinKind = "merge-join"
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const MinKind = "min"
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const ModeKind = "mode"
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const MovingAverageKind = "movingAverage"
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const (
	ParallelMergeKind = "ParallelMergeKind"
)
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const QuantileKind = "quantile"
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const RangeKind = "range"
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const ReduceKind = "reduce"
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const RelativeStrengthIndexKind = "relativeStrengthIndex"
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const RenameKind = "rename"
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const SampleKind = "sample"
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const SchemaMutationKind = "SchemaMutation"

The base kind for SchemaMutations

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const SetKind = "set"
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const ShiftKind = "timeShift"
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const SkewKind = "skew"
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const SortKind = "sort"
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const SortLimitKind = "sortLimit"
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const SpreadKind = "spread"

SpreadKind is the registration name for Flux, query, plan, and execution.

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const StateTrackingKind = "stateTracking"
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const (
	StddevKind = "stddev"
)
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const SumKind = "sum"
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const TailKind = "tail"
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const TripleExponentialDerivativeKind = "tripleExponentialDerivative"
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const UnionKind = "union"
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const UniqueKind = "unique"
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const WindowKind = "window"
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const YieldKind = "yield"

Variables

View Source 
var Registrars = []MutationRegistrar{
	{
		Kind:   RenameKind,
		Type:   runtime.MustLookupBuiltinType("universe", "rename"),
		Create: createRenameOpSpec,
	},
	{
		Kind:   DropKind,
		Type:   runtime.MustLookupBuiltinType("universe", "drop"),
		Create: createDropOpSpec,
	},
	{
		Kind:   KeepKind,
		Type:   runtime.MustLookupBuiltinType("universe", "keep"),
		Create: createKeepOpSpec,
	},
	{
		Kind:   DuplicateKind,
		Type:   runtime.MustLookupBuiltinType("universe", "duplicate"),
		Create: createDuplicateOpSpec,
	},
}

A list of all MutationRegistrars to register. To register a new mutation, add an entry to this list.

View Source 
var SchemaMutationOps = []flux.OperationKind{}

A list of all operations which should map to the SchemaMutationProcedure Added to dynamically upon calls to `Register()`

Functions

func CreateColumnsOpSpec added in v0.166.0 

func CreateColumnsOpSpec(args flux.Arguments, a *flux.Administration) (flux.OperationSpec, error)

func CreateCountOpSpec added in v0.107.0 

func CreateCountOpSpec(args flux.Arguments, a *flux.Administration) (flux.OperationSpec, error)

func CreateDistinctOpSpec added in v0.112.0 

func CreateDistinctOpSpec(args flux.Arguments, a *flux.Administration) (flux.OperationSpec, error)

func CreateFillOpSpec added in v0.112.0 

func CreateFillOpSpec(args flux.Arguments, a *flux.Administration) (flux.OperationSpec, error)

func CreateFirstOpSpec added in v0.112.0 

func CreateFirstOpSpec(args flux.Arguments, a *flux.Administration) (flux.OperationSpec, error)

func CreateHistogramOpSpec added in v0.112.0 

func CreateHistogramOpSpec(args flux.Arguments, a *flux.Administration) (flux.OperationSpec, error)

func CreateHistogramQuantileOpSpec added in v0.107.0 

func CreateHistogramQuantileOpSpec(args flux.Arguments, a *flux.Administration) (flux.OperationSpec, error)

func CreateIntegralOpSpec added in v0.106.0 

func CreateIntegralOpSpec(args flux.Arguments, a *flux.Administration) (flux.OperationSpec, error)

func CreateLastOpSpec added in v0.112.0 

func CreateLastOpSpec(args flux.Arguments, a *flux.Administration) (flux.OperationSpec, error)

func CreateMaxOpSpec added in v0.112.0 

func CreateMaxOpSpec(args flux.Arguments, a *flux.Administration) (flux.OperationSpec, error)

func CreateMeanOpSpec added in v0.107.0 

func CreateMeanOpSpec(args flux.Arguments, a *flux.Administration) (flux.OperationSpec, error)

func CreateMinOpSpec added in v0.112.0 

func CreateMinOpSpec(args flux.Arguments, a *flux.Administration) (flux.OperationSpec, error)

func CreateModeOpSpec added in v0.107.0 

func CreateModeOpSpec(args flux.Arguments, a *flux.Administration) (flux.OperationSpec, error)

func CreateQuantileOpSpec added in v0.107.0 

func CreateQuantileOpSpec(args flux.Arguments, a *flux.Administration) (flux.OperationSpec, error)

func CreateSkewOpSpec added in v0.107.0 

func CreateSkewOpSpec(args flux.Arguments, a *flux.Administration) (flux.OperationSpec, error)

func CreateSpreadOpSpec added in v0.107.0 

func CreateSpreadOpSpec(args flux.Arguments, a *flux.Administration) (flux.OperationSpec, error)

func CreateStddevOpSpec added in v0.107.0 

func CreateStddevOpSpec(args flux.Arguments, a *flux.Administration) (flux.OperationSpec, error)

func CreateSumOpSpec added in v0.107.0 

func CreateSumOpSpec(args flux.Arguments, a *flux.Administration) (flux.OperationSpec, error)

func CreateUniqueOpSpec added in v0.112.0 

func CreateUniqueOpSpec(args flux.Arguments, a *flux.Administration) (flux.OperationSpec, error)

func CreateWindowOpSpec added in v0.106.0 

func CreateWindowOpSpec(args flux.Arguments, a *flux.Administration) (flux.OperationSpec, error)

func CreatekamaOpSpec added in v0.107.0 

func CreatekamaOpSpec(args flux.Arguments, a *flux.Administration) (flux.OperationSpec, error)

func Die added in v0.82.0 

func Die() values.Function

func MakeContainsFunc added in v0.19.0 

func MakeContainsFunc() values.Function

MakeContainsFunc will construct the "contains()" function.

Contains will test whether a given value is a member of the given set array.

func MakeLengthFunc added in v0.35.0 

func MakeLengthFunc() values.Function

MakeLengthFunc create the "length()" function.

Length will return the length of the given arr array.

func NewChandeMomentumOscillatorTransformation added in v0.39.0 

func NewChandeMomentumOscillatorTransformation(d execute.Dataset, cache execute.TableBuilderCache, spec *ChandeMomentumOscillatorProcedureSpec) *chandeMomentumOscillatorTransformation

func NewColumnsTransformation 

func NewColumnsTransformation(d execute.Dataset, cache execute.TableBuilderCache, spec *ColumnsProcedureSpec) *columnsTransformation

func NewCumulativeSumTransformation 

func NewCumulativeSumTransformation(id execute.DatasetID, spec *CumulativeSumProcedureSpec, mem memory.Allocator) (execute.Transformation, execute.Dataset, error)

func NewDerivativeTransformation 

func NewDerivativeTransformation(ctx context.Context, id execute.DatasetID, spec *DerivativeProcedureSpec, mem memory.Allocator) (execute.Transformation, execute.Dataset, error)

func NewDifferenceTransformation 

func NewDifferenceTransformation(d execute.Dataset, cache execute.TableBuilderCache, spec *DifferenceProcedureSpec) *differenceTransformation

func NewDistinctTransformation 

func NewDistinctTransformation(d execute.Dataset, cache execute.TableBuilderCache, spec *DistinctProcedureSpec) *distinctTransformation

func NewElapsedTransformation added in v0.36.0 

func NewElapsedTransformation(d execute.Dataset, cache execute.TableBuilderCache, spec *ElapsedProcedureSpec) *elapsedTransformation

func NewExponentialMovingAverageTransformation added in v0.37.0 

func NewExponentialMovingAverageTransformation(d execute.Dataset, cache execute.TableBuilderCache, spec *ExponentialMovingAverageProcedureSpec) *exponentialMovingAverageTransformation

func NewFillTransformation 

func NewFillTransformation(ctx context.Context, spec *FillProcedureSpec, id execute.DatasetID, alloc memory.Allocator) (execute.Transformation, execute.Dataset)

func NewFilterTransformation 

func NewFilterTransformation(ctx context.Context, spec *FilterProcedureSpec, id execute.DatasetID, alloc memory.Allocator) (execute.Transformation, execute.Dataset, error)

func NewFindColumnFunction added in v0.68.0 

func NewFindColumnFunction() values.Value

func NewFindRecordFunction added in v0.68.0 

func NewFindRecordFunction() values.Value

func NewFixedWindowTransformation 

func NewFixedWindowTransformation(
	d execute.Dataset,
	cache execute.TableBuilderCache,
	bounds interval.Bounds,
	w interval.Window,
	timeCol,
	startCol,
	stopCol string,
	createEmpty bool,
) execute.Transformation

func NewGetColumnFunction added in v0.29.0 

func NewGetColumnFunction() values.Value

func NewGetRecordFunction added in v0.29.0 

func NewGetRecordFunction() values.Value

func NewGroupTransformation 

func NewGroupTransformation(ctx context.Context, spec *GroupProcedureSpec, id execute.DatasetID, mem memory.Allocator) (execute.Transformation, execute.Dataset, error)

func NewHistogramTransformation 

func NewHistogramTransformation(d execute.Dataset, cache execute.TableBuilderCache, spec *HistogramProcedureSpec) *histogramTransformation

func NewHistorgramQuantileTransformation 

func NewHistorgramQuantileTransformation(
	d execute.Dataset,
	cache execute.TableBuilderCache,
	spec *HistogramQuantileProcedureSpec,
) execute.Transformation

func NewHoltWintersTransformation added in v0.38.0 

func NewHoltWintersTransformation(d execute.Dataset, cache execute.TableBuilderCache, alloc memory.Allocator, spec *HoltWintersProcedureSpec) *holtWintersTransformation

func NewHourSelectionTransformation added in v0.39.0 

func NewHourSelectionTransformation(d execute.Dataset, cache execute.TableBuilderCache, spec *HourSelectionProcedureSpec) *hourSelectionTransformation

func NewIntegralTransformation 

func NewIntegralTransformation(d execute.Dataset, cache execute.TableBuilderCache, spec *IntegralProcedureSpec) *integralTransformation

func NewKeyValuesTransformation 

func NewKeyValuesTransformation(d execute.Dataset, cache execute.TableBuilderCache, spec *KeyValuesProcedureSpec) *keyValuesTransformation

func NewKeysTransformation 

func NewKeysTransformation(d execute.Dataset, cache execute.TableBuilderCache, spec *KeysProcedureSpec) *keysTransformation

func NewLimitTransformation 

func NewLimitTransformation(
	spec *LimitProcedureSpec,
	id execute.DatasetID,
	mem memory.Allocator,
) (execute.Transformation, execute.Dataset, error)

func NewMergeJoinTransformation 

func NewMergeJoinTransformation(d execute.Dataset, cache *MergeJoinCache, spec *MergeJoinProcedureSpec, parents []execute.DatasetID, tableNames map[execute.DatasetID]string) *mergeJoinTransformation

func NewModeTransformation added in v0.36.0 

func NewModeTransformation(d execute.Dataset, cache execute.TableBuilderCache, spec *ModeProcedureSpec) *modeTransformation

func NewMovingAverageTransformation added in v0.36.0 

func NewMovingAverageTransformation(id execute.DatasetID, spec *MovingAverageProcedureSpec, mem memory.Allocator) (execute.Transformation, execute.Dataset, error)

func NewNarrowDifferenceTransformation added in v0.156.0 

func NewNarrowDifferenceTransformation(spec *DifferenceProcedureSpec, id execute.DatasetID, alloc memory.Allocator) (execute.Transformation, execute.Dataset, error)

func NewNarrowFillTransformation added in v0.157.0 

func NewNarrowFillTransformation(ctx context.Context, spec *FillProcedureSpec, id execute.DatasetID, alloc memory.Allocator) (execute.Transformation, execute.Dataset, error)

func NewPivotTransformation 

func NewPivotTransformation(d execute.Dataset, cache execute.TableBuilderCache, spec *PivotProcedureSpec) *pivotTransformation

func NewRangeTransformation 

func NewRangeTransformation(d execute.Dataset, cache execute.TableBuilderCache, spec *RangeProcedureSpec, absolute execute.Bounds) (*rangeTransformation, error)

func NewReduceTransformation added in v0.23.0 

func NewReduceTransformation(ctx context.Context, spec *ReduceProcedureSpec, d execute.Dataset, cache execute.TableBuilderCache) (*reduceTransformation, error)

func NewRelativeStrengthIndexTransformation added in v0.38.0 

func NewRelativeStrengthIndexTransformation(d execute.Dataset, cache execute.TableBuilderCache, spec *RelativeStrengthIndexProcedureSpec) *relativeStrengthIndexTransformation

func NewSchemaMutationTransformation 

func NewSchemaMutationTransformation(ctx context.Context, spec *SchemaMutationProcedureSpec, id execute.DatasetID, mem memory.Allocator) (execute.Transformation, execute.Dataset, error)

func NewSetTransformation 

func NewSetTransformation(
	d execute.Dataset,
	cache execute.TableBuilderCache,
	spec *SetProcedureSpec,
) execute.Transformation

func NewShiftTransformation 

func NewShiftTransformation(id execute.DatasetID, spec *ShiftProcedureSpec, mem memory.Allocator) (execute.Transformation, execute.Dataset, error)

func NewSortLimitTransformation added in v0.149.0 

func NewSortLimitTransformation(id execute.DatasetID, spec *SortLimitProcedureSpec, mem memory.Allocator) (execute.Transformation, execute.Dataset, error)

func NewSortTransformation 

func NewSortTransformation(id execute.DatasetID, spec *SortProcedureSpec, mem memory.Allocator) (execute.Transformation, execute.Dataset, error)

func NewStateTrackingTransformation 

func NewStateTrackingTransformation(ctx context.Context, spec *StateTrackingProcedureSpec, id execute.DatasetID, mem memory.Allocator) (execute.Transformation, execute.Dataset, error)

func NewTableFindFunction added in v0.29.0 

func NewTableFindFunction() values.Value

func NewTailTransformation added in v0.39.0 

func NewTailTransformation(d execute.Dataset, cache execute.TableBuilderCache, spec *TailProcedureSpec) *tailTransformation

func NewTripleExponentialDerivativeTransformation added in v0.40.0 

func NewTripleExponentialDerivativeTransformation(d execute.Dataset, cache execute.TableBuilderCache, alloc memory.Allocator, spec *TripleExponentialDerivativeProcedureSpec) *tripleExponentialDerivativeTransformation

func NewUnionTransformation added in v0.15.0 

func NewUnionTransformation(d execute.Dataset, cache execute.TableBuilderCache, spec *UnionProcedureSpec, parents []execute.DatasetID) *unionTransformation

func NewUniqueTransformation 

func NewUniqueTransformation(d execute.Dataset, cache execute.TableBuilderCache, spec *UniqueProcedureSpec) *uniqueTransformation

func NewkamaTransformation added in v0.40.0 

func NewkamaTransformation(d execute.Dataset, cache execute.TableBuilderCache, spec *KamaProcedureSpec) *kamaTransformation

func UseDeprecatedImpl added in v0.69.0 

func UseDeprecatedImpl(spec plan.ProcedureSpec)

Types

type AggregateWindowCreateEmptyRule added in v0.157.0 

type AggregateWindowCreateEmptyRule struct {
	AggregateWindowRule
}

func (AggregateWindowCreateEmptyRule) Name added in v0.157.0 

func (a AggregateWindowCreateEmptyRule) Name() string

func (AggregateWindowCreateEmptyRule) Pattern added in v0.157.0 

func (a AggregateWindowCreateEmptyRule) Pattern() plan.Pattern

func (AggregateWindowCreateEmptyRule) Rewrite added in v0.157.0 

func (a AggregateWindowCreateEmptyRule) Rewrite(ctx context.Context, node plan.Node) (plan.Node, bool, error)

type AggregateWindowProcedureSpec added in v0.157.0 

type AggregateWindowProcedureSpec struct {
	plan.DefaultCost
	WindowSpec          *WindowProcedureSpec
	AggregateKind       plan.ProcedureKind
	ValueCol            string
	UseStart            bool
	ForceAggregate      bool
	ParallelMergeFactor int
}

func (*AggregateWindowProcedureSpec) Copy added in v0.157.0 

func (s *AggregateWindowProcedureSpec) Copy() plan.ProcedureSpec

func (*AggregateWindowProcedureSpec) Kind added in v0.157.0 

func (s *AggregateWindowProcedureSpec) Kind() plan.ProcedureKind

func (*AggregateWindowProcedureSpec) OutputAttributes added in v0.175.0 

func (s *AggregateWindowProcedureSpec) OutputAttributes() plan.PhysicalAttributes

OutputAttributes will reflect that this operation can behave as a parallel merge, and produce the parallel merge attribute if the merge factor is greater than one. This operation produces tables that are sorted on _time.

func (*AggregateWindowProcedureSpec) RequiredAttributes added in v0.175.0 

func (s *AggregateWindowProcedureSpec) RequiredAttributes() []plan.PhysicalAttributes

RequiredAttributes will reflect that this operation can behave as a parallel merge, and require that predecessors are run in parallel, if the merge factor is greater than one.

type AggregateWindowRule added in v0.157.0 

type AggregateWindowRule struct{}

func (AggregateWindowRule) Name added in v0.157.0 

func (a AggregateWindowRule) Name() string

func (AggregateWindowRule) Pattern added in v0.157.0 

func (a AggregateWindowRule) Pattern() plan.Pattern

func (AggregateWindowRule) Rewrite added in v0.157.0 

func (a AggregateWindowRule) Rewrite(ctx context.Context, node plan.Node) (plan.Node, bool, error)

type BuilderContext 

type BuilderContext struct {
	TableColumns []flux.ColMeta
	TableKey     flux.GroupKey
	ColIdxMap    []int
}

func NewBuilderContext 

func NewBuilderContext(tbl flux.Table) *BuilderContext

func (*BuilderContext) ColMap 

func (b *BuilderContext) ColMap() []int

func (*BuilderContext) Cols 

func (b *BuilderContext) Cols() []flux.ColMeta

func (*BuilderContext) Key 

func (b *BuilderContext) Key() flux.GroupKey

type ChandeMomentumOscillatorOpSpec added in v0.39.0 

type ChandeMomentumOscillatorOpSpec struct {
	N       int64    `json:"n"`
	Columns []string `json:"columns"`
}

func (*ChandeMomentumOscillatorOpSpec) Kind added in v0.39.0 

func (s *ChandeMomentumOscillatorOpSpec) Kind() flux.OperationKind

type ChandeMomentumOscillatorProcedureSpec added in v0.39.0 

type ChandeMomentumOscillatorProcedureSpec struct {
	plan.DefaultCost
	N       int64    `json:"n"`
	Columns []string `json:"columns"`
}

func (*ChandeMomentumOscillatorProcedureSpec) Copy added in v0.39.0 

func (s *ChandeMomentumOscillatorProcedureSpec) Copy() plan.ProcedureSpec

func (*ChandeMomentumOscillatorProcedureSpec) Kind added in v0.39.0 

func (s *ChandeMomentumOscillatorProcedureSpec) Kind() plan.ProcedureKind

func (*ChandeMomentumOscillatorProcedureSpec) TriggerSpec added in v0.39.0 

func (s *ChandeMomentumOscillatorProcedureSpec) TriggerSpec() plan.TriggerSpec

TriggerSpec implements plan.TriggerAwareProcedureSpec

type ColumnsOpSpec 

type ColumnsOpSpec struct {
	Column string `json:"column"`
}

func (*ColumnsOpSpec) Kind 

func (s *ColumnsOpSpec) Kind() flux.OperationKind

type ColumnsProcedureSpec 

type ColumnsProcedureSpec struct {
	plan.DefaultCost
	Column string
}

func (*ColumnsProcedureSpec) Copy 

func (s *ColumnsProcedureSpec) Copy() plan.ProcedureSpec

func (*ColumnsProcedureSpec) Kind 

func (s *ColumnsProcedureSpec) Kind() plan.ProcedureKind

type CountAgg 

type CountAgg struct {
	// contains filtered or unexported fields
}

func (*CountAgg) DoBool 

func (a *CountAgg) DoBool(vs *array.Boolean)

func (*CountAgg) DoFloat 

func (a *CountAgg) DoFloat(vs *array.Float)

func (*CountAgg) DoInt 

func (a *CountAgg) DoInt(vs *array.Int)

func (*CountAgg) DoString 

func (a *CountAgg) DoString(vs *array.String)

func (*CountAgg) DoUInt 

func (a *CountAgg) DoUInt(vs *array.Uint)

func (*CountAgg) IsNull 

func (a *CountAgg) IsNull() bool

func (*CountAgg) NewBoolAgg 

func (a *CountAgg) NewBoolAgg() execute.DoBoolAgg

func (*CountAgg) NewFloatAgg 

func (a *CountAgg) NewFloatAgg() execute.DoFloatAgg

func (*CountAgg) NewIntAgg 

func (a *CountAgg) NewIntAgg() execute.DoIntAgg

func (*CountAgg) NewStringAgg 

func (a *CountAgg) NewStringAgg() execute.DoStringAgg

func (*CountAgg) NewUIntAgg 

func (a *CountAgg) NewUIntAgg() execute.DoUIntAgg

func (*CountAgg) Type 

func (a *CountAgg) Type() flux.ColType

func (*CountAgg) ValueInt 

func (a *CountAgg) ValueInt() int64

type CountOpSpec 

type CountOpSpec struct {
	execute.SimpleAggregateConfig
}

func (*CountOpSpec) Kind 

func (s *CountOpSpec) Kind() flux.OperationKind

type CountProcedureSpec 

type CountProcedureSpec struct {
	execute.SimpleAggregateConfig
}

func (*CountProcedureSpec) AggregateMethod 

func (s *CountProcedureSpec) AggregateMethod() string

func (*CountProcedureSpec) Copy 

func (s *CountProcedureSpec) Copy() plan.ProcedureSpec

func (*CountProcedureSpec) Kind 

func (s *CountProcedureSpec) Kind() plan.ProcedureKind

func (*CountProcedureSpec) ReAggregateSpec 

func (s *CountProcedureSpec) ReAggregateSpec() plan.ProcedureSpec

func (*CountProcedureSpec) TriggerSpec added in v0.22.0 

func (s *CountProcedureSpec) TriggerSpec() plan.TriggerSpec

TriggerSpec implements plan.TriggerAwareProcedureSpec

type CovarianceOpSpec 

type CovarianceOpSpec struct {
	PearsonCorrelation bool     `json:"pearsonr"`
	ValueDst           string   `json:"valueDst"`
	Columns            []string `json:"column"`
}

func (*CovarianceOpSpec) Kind 

func (s *CovarianceOpSpec) Kind() flux.OperationKind

type CovarianceProcedureSpec 

type CovarianceProcedureSpec struct {
	plan.DefaultCost
	PearsonCorrelation bool
	ValueLabel         string
	Columns            []string
}

func (*CovarianceProcedureSpec) Copy 

func (s *CovarianceProcedureSpec) Copy() plan.ProcedureSpec

func (*CovarianceProcedureSpec) Kind 

func (s *CovarianceProcedureSpec) Kind() plan.ProcedureKind

func (*CovarianceProcedureSpec) TriggerSpec added in v0.22.0 

func (s *CovarianceProcedureSpec) TriggerSpec() plan.TriggerSpec

TriggerSpec implements plan.TriggerAwareProcedureSpec

type CovarianceTransformation 

type CovarianceTransformation struct {
	execute.ExecutionNode
	// contains filtered or unexported fields
}

func NewCovarianceTransformation 

func NewCovarianceTransformation(d execute.Dataset, cache execute.TableBuilderCache, spec *CovarianceProcedureSpec) *CovarianceTransformation

func (*CovarianceTransformation) DoFloat 

func (t *CovarianceTransformation) DoFloat(xs, ys *array.Float)

func (*CovarianceTransformation) Finish 

func (t *CovarianceTransformation) Finish(id execute.DatasetID, err error)

func (*CovarianceTransformation) Process 

func (t *CovarianceTransformation) Process(id execute.DatasetID, tbl flux.Table) error

func (*CovarianceTransformation) RetractTable 

func (t *CovarianceTransformation) RetractTable(id execute.DatasetID, key flux.GroupKey) error

func (*CovarianceTransformation) UpdateProcessingTime 

func (t *CovarianceTransformation) UpdateProcessingTime(id execute.DatasetID, pt execute.Time) error

func (*CovarianceTransformation) UpdateWatermark 

func (t *CovarianceTransformation) UpdateWatermark(id execute.DatasetID, mark execute.Time) error

type CumulativeSumOpSpec 

type CumulativeSumOpSpec struct {
	Columns []string `json:"columns"`
}

func (*CumulativeSumOpSpec) Kind 

func (s *CumulativeSumOpSpec) Kind() flux.OperationKind

type CumulativeSumProcedureSpec 

type CumulativeSumProcedureSpec struct {
	plan.DefaultCost
	Columns []string
}

func (*CumulativeSumProcedureSpec) Copy 

func (s *CumulativeSumProcedureSpec) Copy() plan.ProcedureSpec

func (*CumulativeSumProcedureSpec) Kind 

func (s *CumulativeSumProcedureSpec) Kind() plan.ProcedureKind

func (*CumulativeSumProcedureSpec) TriggerSpec added in v0.22.0 

func (s *CumulativeSumProcedureSpec) TriggerSpec() plan.TriggerSpec

TriggerSpec implements plan.TriggerAwareProcedureSpec

type DerivativeOpSpec 

type DerivativeOpSpec struct {
	Unit        flux.Duration `json:"unit"`
	NonNegative bool          `json:"nonNegative"`
	Columns     []string      `json:"columns"`
	TimeColumn  string        `json:"timeColumn"`
	InitialZero bool          `json:"initialZero"`
}

func (*DerivativeOpSpec) Kind 

func (s *DerivativeOpSpec) Kind() flux.OperationKind

type DerivativeProcedureSpec 

type DerivativeProcedureSpec struct {
	plan.DefaultCost
	Unit        flux.Duration `json:"unit"`
	NonNegative bool          `json:"non_negative"`
	Columns     []string      `json:"columns"`
	TimeColumn  string        `json:"timeColumn"`
	InitialZero bool          `json:"initialZero"`
}

func (*DerivativeProcedureSpec) Copy 

func (s *DerivativeProcedureSpec) Copy() plan.ProcedureSpec

func (*DerivativeProcedureSpec) Kind 

func (s *DerivativeProcedureSpec) Kind() plan.ProcedureKind

func (*DerivativeProcedureSpec) TriggerSpec added in v0.22.0 

func (s *DerivativeProcedureSpec) TriggerSpec() plan.TriggerSpec

TriggerSpec implements plan.TriggerAwareProcedureSpec

type DifferenceOpSpec 

type DifferenceOpSpec struct {
	NonNegative bool     `json:"nonNegative"`
	Columns     []string `json:"columns"`
	KeepFirst   bool     `json:"keepFirst"`
	InitialZero bool     `json:"initialZero"`
}

func (*DifferenceOpSpec) Kind 

func (s *DifferenceOpSpec) Kind() flux.OperationKind

type DifferenceProcedureSpec 

type DifferenceProcedureSpec struct {
	plan.DefaultCost
	NonNegative bool     `json:"non_negative"`
	Columns     []string `json:"columns"`
	KeepFirst   bool     `json:"keepFirst"`
	InitialZero bool     `json:"initialZero"`
}

func (*DifferenceProcedureSpec) Copy 

func (s *DifferenceProcedureSpec) Copy() plan.ProcedureSpec

func (*DifferenceProcedureSpec) Kind 

func (s *DifferenceProcedureSpec) Kind() plan.ProcedureKind

func (*DifferenceProcedureSpec) TriggerSpec added in v0.22.0 

func (s *DifferenceProcedureSpec) TriggerSpec() plan.TriggerSpec

TriggerSpec implements plan.TriggerAwareProcedureSpec

type DistinctOpSpec 

type DistinctOpSpec struct {
	Column string `json:"column"`
}

func (*DistinctOpSpec) Kind 

func (s *DistinctOpSpec) Kind() flux.OperationKind

type DistinctProcedureSpec 

type DistinctProcedureSpec struct {
	plan.DefaultCost
	Column string
}

func (*DistinctProcedureSpec) Copy 

func (s *DistinctProcedureSpec) Copy() plan.ProcedureSpec

func (*DistinctProcedureSpec) Kind 

func (s *DistinctProcedureSpec) Kind() plan.ProcedureKind

func (*DistinctProcedureSpec) TriggerSpec added in v0.22.0 

func (s *DistinctProcedureSpec) TriggerSpec() plan.TriggerSpec

TriggerSpec implements plan.TriggerAwareProcedureSpec

type DropKeepMutator 

type DropKeepMutator struct {
	KeepCols      map[string]bool
	DropCols      map[string]bool
	FlipPredicate bool
	// contains filtered or unexported fields
}

func NewDropMutator added in v0.180.0 

func NewDropMutator(s *DropOpSpec) (*DropKeepMutator, error)

func NewKeepMutator added in v0.180.0 

func NewKeepMutator(s *KeepOpSpec) (*DropKeepMutator, error)

func (*DropKeepMutator) Mutate 

func (m *DropKeepMutator) Mutate(ctx context.Context, bctx *BuilderContext) error

type DropOpSpec 

type DropOpSpec struct {
	Columns   []string                     `json:"columns"`
	Predicate interpreter.ResolvedFunction `json:"fn"`
}

func (*DropOpSpec) Copy 

func (s *DropOpSpec) Copy() SchemaMutation

func (*DropOpSpec) Kind 

func (s *DropOpSpec) Kind() flux.OperationKind

func (*DropOpSpec) Mutator 

func (s *DropOpSpec) Mutator() (SchemaMutator, error)

type DualImplProcedureSpec added in v0.69.0 

type DualImplProcedureSpec struct {
	plan.ProcedureSpec
	plan.DefaultCost
	UseDeprecated bool
}

func (*DualImplProcedureSpec) Copy added in v0.69.0 

func (s *DualImplProcedureSpec) Copy() plan.ProcedureSpec

func (*DualImplProcedureSpec) Kind added in v0.69.0 

func (s *DualImplProcedureSpec) Kind() plan.ProcedureKind

func (*DualImplProcedureSpec) PlanDetails added in v0.76.0 

func (s *DualImplProcedureSpec) PlanDetails() string

type DuplicateMutator 

type DuplicateMutator struct {
	Column string
	As     string
}

func NewDuplicateMutator 

func NewDuplicateMutator(qs flux.OperationSpec) (*DuplicateMutator, error)

TODO: figure out what we'd like to do with the context and dependencies here

func (*DuplicateMutator) Mutate 

func (m *DuplicateMutator) Mutate(ctx context.Context, bctx *BuilderContext) error

type DuplicateOpSpec 

type DuplicateOpSpec struct {
	Column string `json:"columns"`
	As     string `json:"as"`
}

func (*DuplicateOpSpec) Copy 

func (s *DuplicateOpSpec) Copy() SchemaMutation

func (*DuplicateOpSpec) Kind 

func (s *DuplicateOpSpec) Kind() flux.OperationKind

func (*DuplicateOpSpec) Mutator 

func (s *DuplicateOpSpec) Mutator() (SchemaMutator, error)

type ElapsedOpSpec added in v0.36.0 

type ElapsedOpSpec struct {
	Unit       flux.Duration `json:"unit"`
	TimeColumn string        `json:"timeColumn"`
	ColumnName string        `json:"columnName"`
}

func (*ElapsedOpSpec) Kind added in v0.36.0 

func (s *ElapsedOpSpec) Kind() flux.OperationKind

type ElapsedProcedureSpec added in v0.36.0 

type ElapsedProcedureSpec struct {
	plan.DefaultCost
	Unit       flux.Duration `json:"unit"`
	TimeColumn string        `json:"timeColumn"`
	ColumnName string        `json:"columnName"`
}

func (*ElapsedProcedureSpec) Copy added in v0.36.0 

func (s *ElapsedProcedureSpec) Copy() plan.ProcedureSpec

func (*ElapsedProcedureSpec) Kind added in v0.36.0 

func (s *ElapsedProcedureSpec) Kind() plan.ProcedureKind

type ExactQuantileAgg added in v0.24.0 

type ExactQuantileAgg struct {
	Quantile float64
	// contains filtered or unexported fields
}

func (*ExactQuantileAgg) Copy added in v0.24.0 

func (a *ExactQuantileAgg) Copy() *ExactQuantileAgg

func (*ExactQuantileAgg) DoFloat added in v0.24.0 

func (a *ExactQuantileAgg) DoFloat(vs *array.Float)

func (*ExactQuantileAgg) IsNull added in v0.24.0 

func (a *ExactQuantileAgg) IsNull() bool

func (*ExactQuantileAgg) NewBoolAgg added in v0.24.0 

func (a *ExactQuantileAgg) NewBoolAgg() execute.DoBoolAgg

func (*ExactQuantileAgg) NewFloatAgg added in v0.24.0 

func (a *ExactQuantileAgg) NewFloatAgg() execute.DoFloatAgg

func (*ExactQuantileAgg) NewIntAgg added in v0.24.0 

func (a *ExactQuantileAgg) NewIntAgg() execute.DoIntAgg

func (*ExactQuantileAgg) NewStringAgg added in v0.24.0 

func (a *ExactQuantileAgg) NewStringAgg() execute.DoStringAgg

func (*ExactQuantileAgg) NewUIntAgg added in v0.24.0 

func (a *ExactQuantileAgg) NewUIntAgg() execute.DoUIntAgg

func (*ExactQuantileAgg) Type added in v0.24.0 

func (a *ExactQuantileAgg) Type() flux.ColType

func (*ExactQuantileAgg) ValueFloat added in v0.24.0 

func (a *ExactQuantileAgg) ValueFloat() float64

type ExactQuantileAggProcedureSpec added in v0.24.0 

type ExactQuantileAggProcedureSpec struct {
	Quantile float64 `json:"quantile"`
	execute.SimpleAggregateConfig
}

func (*ExactQuantileAggProcedureSpec) Copy added in v0.24.0 

func (s *ExactQuantileAggProcedureSpec) Copy() plan.ProcedureSpec

func (*ExactQuantileAggProcedureSpec) Kind added in v0.24.0 

func (s *ExactQuantileAggProcedureSpec) Kind() plan.ProcedureKind

func (*ExactQuantileAggProcedureSpec) TriggerSpec added in v0.24.0 

func (s *ExactQuantileAggProcedureSpec) TriggerSpec() plan.TriggerSpec

TriggerSpec implements plan.TriggerAwareProcedureSpec

type ExactQuantileSelectProcedureSpec added in v0.24.0 

type ExactQuantileSelectProcedureSpec struct {
	Quantile float64 `json:"quantile"`
	execute.SelectorConfig
}

func (*ExactQuantileSelectProcedureSpec) Copy added in v0.24.0 

func (s *ExactQuantileSelectProcedureSpec) Copy() plan.ProcedureSpec

func (*ExactQuantileSelectProcedureSpec) Kind added in v0.24.0 

func (s *ExactQuantileSelectProcedureSpec) Kind() plan.ProcedureKind

func (*ExactQuantileSelectProcedureSpec) TriggerSpec added in v0.24.0 

func (s *ExactQuantileSelectProcedureSpec) TriggerSpec() plan.TriggerSpec

TriggerSpec implements plan.TriggerAwareProcedureSpec

type ExactQuantileSelectorTransformation added in v0.24.0 

type ExactQuantileSelectorTransformation struct {
	execute.ExecutionNode
	// contains filtered or unexported fields
}

func NewExactQuantileSelectorTransformation added in v0.24.0 

func NewExactQuantileSelectorTransformation(d execute.Dataset, cache execute.TableBuilderCache, spec *ExactQuantileSelectProcedureSpec, a memory.Allocator) *ExactQuantileSelectorTransformation

func (*ExactQuantileSelectorTransformation) Finish added in v0.24.0 

func (t *ExactQuantileSelectorTransformation) Finish(id execute.DatasetID, err error)

func (*ExactQuantileSelectorTransformation) Process added in v0.24.0 

func (t *ExactQuantileSelectorTransformation) Process(id execute.DatasetID, tbl flux.Table) error

func (*ExactQuantileSelectorTransformation) RetractTable added in v0.24.0 

func (t *ExactQuantileSelectorTransformation) RetractTable(id execute.DatasetID, key flux.GroupKey) error

func (*ExactQuantileSelectorTransformation) UpdateProcessingTime added in v0.24.0 

func (t *ExactQuantileSelectorTransformation) UpdateProcessingTime(id execute.DatasetID, pt execute.Time) error

func (*ExactQuantileSelectorTransformation) UpdateWatermark added in v0.24.0 

func (t *ExactQuantileSelectorTransformation) UpdateWatermark(id execute.DatasetID, mark execute.Time) error

type ExponentialMovingAverageOpSpec added in v0.37.0 

type ExponentialMovingAverageOpSpec struct {
	N int64 `json:"n"`
}

func (*ExponentialMovingAverageOpSpec) Kind added in v0.37.0 

func (s *ExponentialMovingAverageOpSpec) Kind() flux.OperationKind

type ExponentialMovingAverageProcedureSpec added in v0.37.0 

type ExponentialMovingAverageProcedureSpec struct {
	plan.DefaultCost
	N int64 `json:"n"`
}

func (*ExponentialMovingAverageProcedureSpec) Copy added in v0.37.0 

func (s *ExponentialMovingAverageProcedureSpec) Copy() plan.ProcedureSpec

func (*ExponentialMovingAverageProcedureSpec) Kind added in v0.37.0 

func (s *ExponentialMovingAverageProcedureSpec) Kind() plan.ProcedureKind

func (*ExponentialMovingAverageProcedureSpec) TriggerSpec added in v0.37.0 

func (s *ExponentialMovingAverageProcedureSpec) TriggerSpec() plan.TriggerSpec

TriggerSpec implements plan.TriggerAwareProcedureSpec

type FillOpSpec 

type FillOpSpec struct {
	Column      string `json:"column"`
	Type        string `json:"type"`
	Value       string `json:"value"`
	UsePrevious bool   `json:"use_previous"`
}

func (*FillOpSpec) Kind 

func (s *FillOpSpec) Kind() flux.OperationKind

type FillProcedureSpec 

type FillProcedureSpec struct {
	plan.DefaultCost
	Column      string
	Value       values.Value
	UsePrevious bool
}

func (*FillProcedureSpec) Copy 

func (s *FillProcedureSpec) Copy() plan.ProcedureSpec

func (*FillProcedureSpec) Kind 

func (s *FillProcedureSpec) Kind() plan.ProcedureKind

type FilterOpSpec 

type FilterOpSpec struct {
	Fn      interpreter.ResolvedFunction `json:"fn"`
	OnEmpty string                       `json:"onEmpty,omitempty"`
}

func (*FilterOpSpec) Kind 

func (s *FilterOpSpec) Kind() flux.OperationKind

type FilterProcedureSpec 

type FilterProcedureSpec struct {
	plan.DefaultCost
	Fn              interpreter.ResolvedFunction
	KeepEmptyTables bool
}

func (*FilterProcedureSpec) Copy 

func (s *FilterProcedureSpec) Copy() plan.ProcedureSpec

func (*FilterProcedureSpec) Kind 

func (s *FilterProcedureSpec) Kind() plan.ProcedureKind

func (*FilterProcedureSpec) PassThroughAttribute added in v0.175.0 

func (s *FilterProcedureSpec) PassThroughAttribute(attrKey string) bool

func (*FilterProcedureSpec) PlanDetails added in v0.50.0 

func (s *FilterProcedureSpec) PlanDetails() string

func (*FilterProcedureSpec) TriggerSpec added in v0.22.0 

func (s *FilterProcedureSpec) TriggerSpec() plan.TriggerSpec

TriggerSpec implements plan.TriggerAwareProcedureSpec

type FirstOpSpec 

type FirstOpSpec struct {
	execute.SelectorConfig
}

func (*FirstOpSpec) Kind 

func (s *FirstOpSpec) Kind() flux.OperationKind

type FirstProcedureSpec 

type FirstProcedureSpec struct {
	execute.SelectorConfig
}

func (*FirstProcedureSpec) Copy 

func (s *FirstProcedureSpec) Copy() plan.ProcedureSpec

func (*FirstProcedureSpec) Kind 

func (s *FirstProcedureSpec) Kind() plan.ProcedureKind

func (*FirstProcedureSpec) TriggerSpec added in v0.22.0 

func (s *FirstProcedureSpec) TriggerSpec() plan.TriggerSpec

TriggerSpec implements plan.TriggerAwareProcedureSpec

type FirstSelector 

type FirstSelector struct {
	// contains filtered or unexported fields
}

func (*FirstSelector) DoBool 

func (s *FirstSelector) DoBool(vs *array.Boolean) []int

func (*FirstSelector) DoFloat 

func (s *FirstSelector) DoFloat(vs *array.Float) []int

func (*FirstSelector) DoInt 

func (s *FirstSelector) DoInt(vs *array.Int) []int

func (*FirstSelector) DoString 

func (s *FirstSelector) DoString(vs *array.String) []int

func (*FirstSelector) DoTime added in v0.38.0 

func (s *FirstSelector) DoTime(vs *array.Int) []int

func (*FirstSelector) DoUInt 

func (s *FirstSelector) DoUInt(vs *array.Uint) []int

func (*FirstSelector) NewBoolSelector 

func (s *FirstSelector) NewBoolSelector() execute.DoBoolIndexSelector

func (*FirstSelector) NewFloatSelector 

func (s *FirstSelector) NewFloatSelector() execute.DoFloatIndexSelector

func (*FirstSelector) NewIntSelector 

func (s *FirstSelector) NewIntSelector() execute.DoIntIndexSelector

func (*FirstSelector) NewStringSelector 

func (s *FirstSelector) NewStringSelector() execute.DoStringIndexSelector

func (*FirstSelector) NewTimeSelector added in v0.38.0 

func (s *FirstSelector) NewTimeSelector() execute.DoTimeIndexSelector

func (*FirstSelector) NewUIntSelector 

func (s *FirstSelector) NewUIntSelector() execute.DoUIntIndexSelector

type GroupOpSpec 

type GroupOpSpec struct {
	Mode    string   `json:"mode"`
	Columns []string `json:"columns"`
}

func (*GroupOpSpec) Kind 

func (s *GroupOpSpec) Kind() flux.OperationKind

type GroupProcedureSpec 

type GroupProcedureSpec struct {
	plan.DefaultCost
	GroupMode flux.GroupMode
	GroupKeys []string
}

func (*GroupProcedureSpec) Copy 

func (s *GroupProcedureSpec) Copy() plan.ProcedureSpec

func (*GroupProcedureSpec) Kind 

func (s *GroupProcedureSpec) Kind() plan.ProcedureKind

func (*GroupProcedureSpec) PassThroughAttribute added in v0.175.0 

func (s *GroupProcedureSpec) PassThroughAttribute(attrKey string) bool

type HistogramOpSpec 

type HistogramOpSpec struct {
	Column           string    `json:"column"`
	UpperBoundColumn string    `json:"upperBoundColumn"`
	CountColumn      string    `json:"countColumn"`
	Bins             []float64 `json:"bins"`
	Normalize        bool      `json:"normalize"`
}

func (*HistogramOpSpec) Kind 

func (s *HistogramOpSpec) Kind() flux.OperationKind

type HistogramProcedureSpec 

type HistogramProcedureSpec struct {
	plan.DefaultCost
	HistogramOpSpec
}

func (*HistogramProcedureSpec) Copy 

func (s *HistogramProcedureSpec) Copy() plan.ProcedureSpec

func (*HistogramProcedureSpec) Kind 

func (s *HistogramProcedureSpec) Kind() plan.ProcedureKind

type HistogramQuantileOpSpec 

type HistogramQuantileOpSpec struct {
	Quantile         float64 `json:"quantile"`
	CountColumn      string  `json:"countColumn"`
	UpperBoundColumn string  `json:"upperBoundColumn"`
	ValueColumn      string  `json:"valueColumn"`
	MinValue         float64 `json:"minValue"`
}

func (*HistogramQuantileOpSpec) Kind 

func (s *HistogramQuantileOpSpec) Kind() flux.OperationKind

type HistogramQuantileProcedureSpec 

type HistogramQuantileProcedureSpec struct {
	plan.DefaultCost
	Quantile         float64 `json:"quantile"`
	CountColumn      string  `json:"countColumn"`
	UpperBoundColumn string  `json:"upperBoundColumn"`
	ValueColumn      string  `json:"valueColumn"`
	MinValue         float64 `json:"minValue"`
}

func (*HistogramQuantileProcedureSpec) Copy 

func (s *HistogramQuantileProcedureSpec) Copy() plan.ProcedureSpec

func (*HistogramQuantileProcedureSpec) Kind 

func (s *HistogramQuantileProcedureSpec) Kind() plan.ProcedureKind

type HoltWintersOpSpec added in v0.38.0 

type HoltWintersOpSpec struct {
	WithFit    bool          `json:"with_fit"`
	Column     string        `json:"column"`
	TimeColumn string        `json:"time_column"`
	N          int64         `json:"n"`
	S          int64         `json:"s"`
	Interval   flux.Duration `json:"interval"`
	WithMinSSE bool          `json:"with_minsse"`
}

func (*HoltWintersOpSpec) Kind added in v0.38.0 

func (s *HoltWintersOpSpec) Kind() flux.OperationKind

type HoltWintersProcedureSpec added in v0.38.0 

type HoltWintersProcedureSpec struct {
	plan.DefaultCost
	WithFit    bool
	Column     string
	TimeColumn string
	N          int64
	S          int64
	Interval   flux.Duration
	WithMinSSE bool
}

func (*HoltWintersProcedureSpec) Copy added in v0.38.0 

func (s *HoltWintersProcedureSpec) Copy() plan.ProcedureSpec

func (*HoltWintersProcedureSpec) Kind added in v0.38.0 

func (s *HoltWintersProcedureSpec) Kind() plan.ProcedureKind

func (*HoltWintersProcedureSpec) TriggerSpec added in v0.38.0 

func (s *HoltWintersProcedureSpec) TriggerSpec() plan.TriggerSpec

TriggerSpec implements plan.TriggerAwareProcedureSpec

type HourSelectionOpSpec added in v0.39.0 

type HourSelectionOpSpec struct {
	Start      int64           `json:"start"`
	Stop       int64           `json:"stop"`
	Location   string          `json:"location"`
	Offset     values.Duration `json:"offset"`
	TimeColumn string          `json:"timeColumn"`
}

func (*HourSelectionOpSpec) Kind added in v0.39.0 

func (s *HourSelectionOpSpec) Kind() flux.OperationKind

type HourSelectionProcedureSpec added in v0.39.0 

type HourSelectionProcedureSpec struct {
	plan.DefaultCost
	Start      int64           `json:"start"`
	Stop       int64           `json:"stop"`
	Location   string          `json:"location"`
	Offset     values.Duration `json:"offset"`
	TimeColumn string          `json:"timeColumn"`
}

func (*HourSelectionProcedureSpec) Copy added in v0.39.0 

func (s *HourSelectionProcedureSpec) Copy() plan.ProcedureSpec

func (*HourSelectionProcedureSpec) Kind added in v0.39.0 

func (s *HourSelectionProcedureSpec) Kind() plan.ProcedureKind

func (*HourSelectionProcedureSpec) TriggerSpec added in v0.39.0 

func (s *HourSelectionProcedureSpec) TriggerSpec() plan.TriggerSpec

type IntegralOpSpec 

type IntegralOpSpec struct {
	Unit        flux.Duration `json:"unit"`
	TimeColumn  string        `json:"timeColumn"`
	Interpolate string        `json:"interpolate"`
	execute.SimpleAggregateConfig
}

func (*IntegralOpSpec) Kind 

func (s *IntegralOpSpec) Kind() flux.OperationKind

type IntegralProcedureSpec 

type IntegralProcedureSpec struct {
	Unit        flux.Duration `json:"unit"`
	TimeColumn  string        `json:"timeColumn"`
	Interpolate bool          `json:"interpolate"`
	execute.SimpleAggregateConfig
}

func (*IntegralProcedureSpec) Copy 

func (s *IntegralProcedureSpec) Copy() plan.ProcedureSpec

func (*IntegralProcedureSpec) Kind 

func (s *IntegralProcedureSpec) Kind() plan.ProcedureKind

func (*IntegralProcedureSpec) TriggerSpec added in v0.22.0 

func (s *IntegralProcedureSpec) TriggerSpec() plan.TriggerSpec

TriggerSpec implements plan.TriggerAwareProcedureSpec

type JoinOpSpec 

type JoinOpSpec struct {
	On     []string `json:"on"`
	Method string   `json:"method"`
	// contains filtered or unexported fields
}

JoinOpSpec specifies a particular join operation

func (*JoinOpSpec) Kind 

func (s *JoinOpSpec) Kind() flux.OperationKind

type KamaOpSpec added in v0.40.0 

type KamaOpSpec struct {
	N      int64  `json:"n"`
	Column string `json:"column"`
}

func (*KamaOpSpec) Kind added in v0.40.0 

func (s *KamaOpSpec) Kind() flux.OperationKind

type KamaProcedureSpec added in v0.40.0 

type KamaProcedureSpec struct {
	plan.DefaultCost
	N      int64  `json:"n"`
	Column string `json:"column"`
}

func (*KamaProcedureSpec) Copy added in v0.40.0 

func (s *KamaProcedureSpec) Copy() plan.ProcedureSpec

func (*KamaProcedureSpec) Kind added in v0.40.0 

func (s *KamaProcedureSpec) Kind() plan.ProcedureKind

func (*KamaProcedureSpec) TriggerSpec added in v0.40.0 

func (s *KamaProcedureSpec) TriggerSpec() plan.TriggerSpec

TriggerSpec implements plan.TriggerAwareProcedureSpec

type KeepOpSpec 

type KeepOpSpec struct {
	Columns   []string                     `json:"columns"`
	Predicate interpreter.ResolvedFunction `json:"fn"`
}

func (*KeepOpSpec) Copy 

func (s *KeepOpSpec) Copy() SchemaMutation

func (*KeepOpSpec) Kind 

func (s *KeepOpSpec) Kind() flux.OperationKind

func (*KeepOpSpec) Mutator 

func (s *KeepOpSpec) Mutator() (SchemaMutator, error)

type KeyValuesOpSpec 

type KeyValuesOpSpec struct {
	KeyColumns  []string                     `json:"keyColumns"`
	PredicateFn interpreter.ResolvedFunction `json:"fn"`
}

func (*KeyValuesOpSpec) Kind 

func (s *KeyValuesOpSpec) Kind() flux.OperationKind

type KeyValuesProcedureSpec 

type KeyValuesProcedureSpec struct {
	plan.DefaultCost
	KeyColumns []string                     `json:"keyColumns"`
	Predicate  interpreter.ResolvedFunction `json:"fn"`
}

func (*KeyValuesProcedureSpec) Copy 

func (s *KeyValuesProcedureSpec) Copy() plan.ProcedureSpec

func (*KeyValuesProcedureSpec) Kind 

func (s *KeyValuesProcedureSpec) Kind() plan.ProcedureKind

func (*KeyValuesProcedureSpec) TriggerSpec added in v0.22.0 

func (s *KeyValuesProcedureSpec) TriggerSpec() plan.TriggerSpec

TriggerSpec implements plan.TriggerAwareProcedureSpec

type KeysOpSpec 

type KeysOpSpec struct {
	Column string `json:"column"`
}

func (*KeysOpSpec) Kind 

func (s *KeysOpSpec) Kind() flux.OperationKind

type KeysProcedureSpec 

type KeysProcedureSpec struct {
	plan.DefaultCost
	Column string
}

func (*KeysProcedureSpec) Copy 

func (s *KeysProcedureSpec) Copy() plan.ProcedureSpec

func (*KeysProcedureSpec) Kind 

func (s *KeysProcedureSpec) Kind() plan.ProcedureKind

func (*KeysProcedureSpec) TriggerSpec added in v0.22.0 

func (s *KeysProcedureSpec) TriggerSpec() plan.TriggerSpec

TriggerSpec implements plan.TriggerAwareProcedureSpec

type LastOpSpec 

type LastOpSpec struct {
	execute.SelectorConfig
}

func (*LastOpSpec) Kind 

func (s *LastOpSpec) Kind() flux.OperationKind

type LastProcedureSpec 

type LastProcedureSpec struct {
	execute.SelectorConfig
}

func (*LastProcedureSpec) Copy 

func (s *LastProcedureSpec) Copy() plan.ProcedureSpec

func (*LastProcedureSpec) Kind 

func (s *LastProcedureSpec) Kind() plan.ProcedureKind

func (*LastProcedureSpec) TriggerSpec added in v0.22.0 

func (s *LastProcedureSpec) TriggerSpec() plan.TriggerSpec

TriggerSpec implements plan.TriggerAwareProcedureSpec

type LastSelector 

type LastSelector struct {
	// contains filtered or unexported fields
}

LastSelector selects the last row from a Flux table. Note that while 'last' and 'first' are conceptually similar, one is a row selector (last) while the other is an index selector (first). The reason for this is that it was easier to ensure a correct implementation of 'last' by defining it as a row selector when using multiple column readers to iterate over a Flux table.

func (*LastSelector) DoBool 

func (s *LastSelector) DoBool(vs *array.Boolean, cr flux.ColReader)

func (*LastSelector) DoFloat 

func (s *LastSelector) DoFloat(vs *array.Float, cr flux.ColReader)

func (*LastSelector) DoInt 

func (s *LastSelector) DoInt(vs *array.Int, cr flux.ColReader)

func (*LastSelector) DoString 

func (s *LastSelector) DoString(vs *array.String, cr flux.ColReader)

func (*LastSelector) DoTime added in v0.38.0 

func (s *LastSelector) DoTime(vs *array.Int, cr flux.ColReader)

func (*LastSelector) DoUInt 

func (s *LastSelector) DoUInt(vs *array.Uint, cr flux.ColReader)

func (*LastSelector) NewBoolSelector 

func (s *LastSelector) NewBoolSelector() execute.DoBoolRowSelector

func (*LastSelector) NewFloatSelector 

func (s *LastSelector) NewFloatSelector() execute.DoFloatRowSelector

func (*LastSelector) NewIntSelector 

func (s *LastSelector) NewIntSelector() execute.DoIntRowSelector

func (*LastSelector) NewStringSelector 

func (s *LastSelector) NewStringSelector() execute.DoStringRowSelector

func (*LastSelector) NewTimeSelector added in v0.38.0 

func (s *LastSelector) NewTimeSelector() execute.DoTimeRowSelector

func (*LastSelector) NewUIntSelector 

func (s *LastSelector) NewUIntSelector() execute.DoUIntRowSelector

func (*LastSelector) Rows 

func (s *LastSelector) Rows() []execute.Row

type LimitOpSpec 

type LimitOpSpec struct {
	N      int64 `json:"n"`
	Offset int64 `json:"offset"`
}

LimitOpSpec limits the number of rows returned per table.

func (*LimitOpSpec) Kind 

func (s *LimitOpSpec) Kind() flux.OperationKind

type LimitProcedureSpec 

type LimitProcedureSpec struct {
	plan.DefaultCost
	N      int64 `json:"n"`
	Offset int64 `json:"offset"`
}

func (*LimitProcedureSpec) Copy 

func (s *LimitProcedureSpec) Copy() plan.ProcedureSpec

func (*LimitProcedureSpec) Kind 

func (s *LimitProcedureSpec) Kind() plan.ProcedureKind

func (*LimitProcedureSpec) TriggerSpec added in v0.22.0 

func (s *LimitProcedureSpec) TriggerSpec() plan.TriggerSpec

TriggerSpec implements plan.TriggerAwareProcedureSpec

type MapOpSpec 

type MapOpSpec struct {
	Fn       interpreter.ResolvedFunction `json:"fn"`
	MergeKey bool                         `json:"mergeKey"`
}

func (*MapOpSpec) Kind 

func (s *MapOpSpec) Kind() flux.OperationKind

type MapProcedureSpec 

type MapProcedureSpec struct {
	plan.DefaultCost
	Fn       interpreter.ResolvedFunction `json:"fn"`
	MergeKey bool
}

func (*MapProcedureSpec) Copy 

func (s *MapProcedureSpec) Copy() plan.ProcedureSpec

func (*MapProcedureSpec) Kind 

func (s *MapProcedureSpec) Kind() plan.ProcedureKind

type MaxFloatSelector 

type MaxFloatSelector struct {
	MaxSelector
	// contains filtered or unexported fields
}

func (*MaxFloatSelector) DoFloat 

func (s *MaxFloatSelector) DoFloat(vs *array.Float, cr flux.ColReader)

type MaxIntSelector 

type MaxIntSelector struct {
	MaxSelector
	// contains filtered or unexported fields
}

func (*MaxIntSelector) DoInt 

func (s *MaxIntSelector) DoInt(vs *array.Int, cr flux.ColReader)

type MaxOpSpec 

type MaxOpSpec struct {
	execute.SelectorConfig
}

func (*MaxOpSpec) Kind 

func (s *MaxOpSpec) Kind() flux.OperationKind

type MaxProcedureSpec 

type MaxProcedureSpec struct {
	execute.SelectorConfig
}

func (*MaxProcedureSpec) Copy 

func (s *MaxProcedureSpec) Copy() plan.ProcedureSpec

func (*MaxProcedureSpec) Kind 

func (s *MaxProcedureSpec) Kind() plan.ProcedureKind

func (*MaxProcedureSpec) TriggerSpec added in v0.22.0 

func (s *MaxProcedureSpec) TriggerSpec() plan.TriggerSpec

TriggerSpec implements plan.TriggerAwareProcedureSpec

type MaxSelector 

type MaxSelector struct {
	// contains filtered or unexported fields
}

func (*MaxSelector) NewBoolSelector 

func (s *MaxSelector) NewBoolSelector() execute.DoBoolRowSelector

func (*MaxSelector) NewFloatSelector 

func (s *MaxSelector) NewFloatSelector() execute.DoFloatRowSelector

func (*MaxSelector) NewIntSelector 

func (s *MaxSelector) NewIntSelector() execute.DoIntRowSelector

func (*MaxSelector) NewStringSelector 

func (s *MaxSelector) NewStringSelector() execute.DoStringRowSelector

func (*MaxSelector) NewTimeSelector added in v0.38.0 

func (s *MaxSelector) NewTimeSelector() execute.DoTimeRowSelector

func (*MaxSelector) NewUIntSelector 

func (s *MaxSelector) NewUIntSelector() execute.DoUIntRowSelector

func (*MaxSelector) Rows 

func (s *MaxSelector) Rows() []execute.Row

type MaxTimeSelector added in v0.38.0 

type MaxTimeSelector struct {
	MaxIntSelector
}

func (*MaxTimeSelector) DoTime added in v0.38.0 

func (s *MaxTimeSelector) DoTime(vs *array.Int, cr flux.ColReader)

type MaxUIntSelector 

type MaxUIntSelector struct {
	MaxSelector
	// contains filtered or unexported fields
}

func (*MaxUIntSelector) DoUInt 

func (s *MaxUIntSelector) DoUInt(vs *array.Uint, cr flux.ColReader)

type MeanAgg 

type MeanAgg struct {
	// contains filtered or unexported fields
}

func (*MeanAgg) DoFloat 

func (a *MeanAgg) DoFloat(vs *array.Float)

func (*MeanAgg) DoInt 

func (a *MeanAgg) DoInt(vs *array.Int)

func (*MeanAgg) DoUInt 

func (a *MeanAgg) DoUInt(vs *array.Uint)

func (*MeanAgg) IsNull 

func (a *MeanAgg) IsNull() bool

func (*MeanAgg) NewBoolAgg 

func (a *MeanAgg) NewBoolAgg() execute.DoBoolAgg

func (*MeanAgg) NewFloatAgg 

func (a *MeanAgg) NewFloatAgg() execute.DoFloatAgg

func (*MeanAgg) NewIntAgg 

func (a *MeanAgg) NewIntAgg() execute.DoIntAgg

func (*MeanAgg) NewStringAgg 

func (a *MeanAgg) NewStringAgg() execute.DoStringAgg

func (*MeanAgg) NewUIntAgg 

func (a *MeanAgg) NewUIntAgg() execute.DoUIntAgg

func (*MeanAgg) Type 

func (a *MeanAgg) Type() flux.ColType

func (*MeanAgg) ValueFloat 

func (a *MeanAgg) ValueFloat() float64

type MeanOpSpec 

type MeanOpSpec struct {
	execute.SimpleAggregateConfig
}

func (*MeanOpSpec) Kind 

func (s *MeanOpSpec) Kind() flux.OperationKind

type MeanProcedureSpec 

type MeanProcedureSpec struct {
	execute.SimpleAggregateConfig
}

func (*MeanProcedureSpec) Copy 

func (s *MeanProcedureSpec) Copy() plan.ProcedureSpec

func (*MeanProcedureSpec) Kind 

func (s *MeanProcedureSpec) Kind() plan.ProcedureKind

func (*MeanProcedureSpec) TriggerSpec added in v0.22.0 

func (s *MeanProcedureSpec) TriggerSpec() plan.TriggerSpec

TriggerSpec implements plan.TriggerAwareProcedureSpec

type MergeFiltersRule added in v0.73.0 

type MergeFiltersRule struct{}

MergeFiltersRule merges Filter nodes whose body is a single return to create one Filter node.

func (MergeFiltersRule) Name added in v0.73.0 

func (MergeFiltersRule) Name() string

func (MergeFiltersRule) Pattern added in v0.73.0 

func (MergeFiltersRule) Pattern() plan.Pattern

func (MergeFiltersRule) Rewrite added in v0.73.0 

func (MergeFiltersRule) Rewrite(ctx context.Context, filterNode plan.Node) (plan.Node, bool, error)

type MergeGroupRule 

type MergeGroupRule struct{}

MergeGroupRule merges two group operations and keeps only the last one

func (MergeGroupRule) Name 

func (r MergeGroupRule) Name() string

func (MergeGroupRule) Pattern 

func (r MergeGroupRule) Pattern() plan.Pattern

Pattern returns the pattern that matches `group |> group`

func (MergeGroupRule) Rewrite 

func (r MergeGroupRule) Rewrite(ctx context.Context, lastGroup plan.Node) (plan.Node, bool, error)

type MergeJoinCache 

type MergeJoinCache struct {
	// contains filtered or unexported fields
}

MergeJoinCache implements execute.DataCache This is where the all the tables to be joined are stored.

buffers: Buffers to hold the tables for each incoming stream.

postJoinKeys: The post-join group keys for all joined tables. 

These group keys are constructed and stored as soon
as a table is consumed by the join operator, but prior
to actually joining the data.

reverseLookup: Each output group key that is stored is mapped to its 

corresponding pre-join group keys. These pre-join group
keys are then used to retrieve their corresponding
tables from the buffers.

tables: All output tables are materialized and stored in this 

map before being sent to downstream operators.

func NewMergeJoinCache 

func NewMergeJoinCache(alloc memory.Allocator, datasetIDs []execute.DatasetID, tableNames map[execute.DatasetID]string, key []string) *MergeJoinCache

NewMergeJoinCache constructs a new instance of a MergeJoinCache

func (*MergeJoinCache) DiscardTable 

func (c *MergeJoinCache) DiscardTable(key flux.GroupKey)

DiscardTable removes a table from the output buffer

func (*MergeJoinCache) ExpireTable 

func (c *MergeJoinCache) ExpireTable(key flux.GroupKey)

ExpireTable removes the a key from the set of postJoinKeys. ExpireTable will be called after the table associated with key has already been materialized. As a result, it cannot not be materialized again. Each buffer is cleared of any stale data that arises as a result of this process.

func (*MergeJoinCache) ForEach 

func (c *MergeJoinCache) ForEach(f func(flux.GroupKey) error) error

ForEach iterates over each table in the output stream

func (*MergeJoinCache) ForEachWithContext 

func (c *MergeJoinCache) ForEachWithContext(f func(flux.GroupKey, execute.Trigger, execute.TableContext) error) error

ForEachWithContext iterates over each table in the output stream

func (*MergeJoinCache) SetTriggerSpec 

func (c *MergeJoinCache) SetTriggerSpec(spec plan.TriggerSpec)

SetTriggerSpec sets the trigger rule for this cache

func (*MergeJoinCache) Table 

func (c *MergeJoinCache) Table(key flux.GroupKey) (flux.Table, error)

Table joins the two tables associated with a single output group key and returns the resulting table

type MergeJoinProcedureSpec 

type MergeJoinProcedureSpec struct {
	plan.DefaultCost
	TableNames []string `json:"table_names"`
	On         []string `json:"keys"`
}

func (*MergeJoinProcedureSpec) Copy 

func (s *MergeJoinProcedureSpec) Copy() plan.ProcedureSpec

func (*MergeJoinProcedureSpec) Kind 

func (s *MergeJoinProcedureSpec) Kind() plan.ProcedureKind

type MinFloatSelector 

type MinFloatSelector struct {
	MinSelector
	// contains filtered or unexported fields
}

func (*MinFloatSelector) DoFloat 

func (s *MinFloatSelector) DoFloat(vs *array.Float, cr flux.ColReader)

type MinIntSelector 

type MinIntSelector struct {
	MinSelector
	// contains filtered or unexported fields
}

func (*MinIntSelector) DoInt 

func (s *MinIntSelector) DoInt(vs *array.Int, cr flux.ColReader)

type MinOpSpec 

type MinOpSpec struct {
	execute.SelectorConfig
}

func (*MinOpSpec) Kind 

func (s *MinOpSpec) Kind() flux.OperationKind

type MinProcedureSpec 

type MinProcedureSpec struct {
	execute.SelectorConfig
}

func (*MinProcedureSpec) Copy 

func (s *MinProcedureSpec) Copy() plan.ProcedureSpec

func (*MinProcedureSpec) Kind 

func (s *MinProcedureSpec) Kind() plan.ProcedureKind

func (*MinProcedureSpec) TriggerSpec added in v0.22.0 

func (s *MinProcedureSpec) TriggerSpec() plan.TriggerSpec

TriggerSpec implements plan.TriggerAwareProcedureSpec

type MinSelector 

type MinSelector struct {
	// contains filtered or unexported fields
}

func (*MinSelector) NewBoolSelector 

func (s *MinSelector) NewBoolSelector() execute.DoBoolRowSelector

func (*MinSelector) NewFloatSelector 

func (s *MinSelector) NewFloatSelector() execute.DoFloatRowSelector

func (*MinSelector) NewIntSelector 

func (s *MinSelector) NewIntSelector() execute.DoIntRowSelector

func (*MinSelector) NewStringSelector 

func (s *MinSelector) NewStringSelector() execute.DoStringRowSelector

func (*MinSelector) NewTimeSelector added in v0.38.0 

func (s *MinSelector) NewTimeSelector() execute.DoTimeRowSelector

func (*MinSelector) NewUIntSelector 

func (s *MinSelector) NewUIntSelector() execute.DoUIntRowSelector

func (*MinSelector) Rows 

func (s *MinSelector) Rows() []execute.Row

type MinTimeSelector added in v0.38.0 

type MinTimeSelector struct {
	MinIntSelector
}

func (*MinTimeSelector) DoTime added in v0.38.0 

func (s *MinTimeSelector) DoTime(vs *array.Int, cr flux.ColReader)

type MinUIntSelector 

type MinUIntSelector struct {
	MinSelector
	// contains filtered or unexported fields
}

func (*MinUIntSelector) DoUInt 

func (s *MinUIntSelector) DoUInt(vs *array.Uint, cr flux.ColReader)

type ModeOpSpec added in v0.36.0 

type ModeOpSpec struct {
	Column string `json:"column"`
}

func (*ModeOpSpec) Kind added in v0.36.0 

func (s *ModeOpSpec) Kind() flux.OperationKind

type ModeProcedureSpec added in v0.36.0 

type ModeProcedureSpec struct {
	plan.DefaultCost
	Column string
}

func (*ModeProcedureSpec) Copy added in v0.36.0 

func (s *ModeProcedureSpec) Copy() plan.ProcedureSpec

func (*ModeProcedureSpec) Kind added in v0.36.0 

func (s *ModeProcedureSpec) Kind() plan.ProcedureKind

func (*ModeProcedureSpec) TriggerSpec added in v0.36.0 

func (s *ModeProcedureSpec) TriggerSpec() plan.TriggerSpec

TriggerSpec implements plan.TriggerAwareProcedureSpec

type MovingAverageOpSpec added in v0.36.0 

type MovingAverageOpSpec struct {
	N int64 `json:"n"`
}

func (*MovingAverageOpSpec) Kind added in v0.36.0 

func (s *MovingAverageOpSpec) Kind() flux.OperationKind

type MovingAverageProcedureSpec added in v0.36.0 

type MovingAverageProcedureSpec struct {
	plan.DefaultCost
	N int64 `json:"n"`
}

func (*MovingAverageProcedureSpec) Copy added in v0.36.0 

func (s *MovingAverageProcedureSpec) Copy() plan.ProcedureSpec

func (*MovingAverageProcedureSpec) Kind added in v0.36.0 

func (s *MovingAverageProcedureSpec) Kind() plan.ProcedureKind

func (*MovingAverageProcedureSpec) TriggerSpec added in v0.36.0 

func (s *MovingAverageProcedureSpec) TriggerSpec() plan.TriggerSpec

TriggerSpec implements plan.TriggerAwareProcedureSpec

type MutationRegistrar 

type MutationRegistrar struct {
	Kind   flux.OperationKind
	Type   semantic.MonoType
	Create flux.CreateOperationSpec
}

A MutationRegistrar contains information needed to register a type of Operation Spec that will be converted into a SchemaMutator and embedded in a SchemaMutationProcedureSpec. Operations with a corresponding MutationRegistrar should not have their own ProcedureSpec.

func (MutationRegistrar) Register 

func (m MutationRegistrar) Register()

type OptimizeWindowRule added in v0.117.1 

type OptimizeWindowRule struct{}

func (OptimizeWindowRule) Name added in v0.117.1 

func (r OptimizeWindowRule) Name() string

func (OptimizeWindowRule) Pattern added in v0.117.1 

func (r OptimizeWindowRule) Pattern() plan.Pattern

func (OptimizeWindowRule) Rewrite added in v0.117.1 

func (r OptimizeWindowRule) Rewrite(ctx context.Context, node plan.Node) (plan.Node, bool, error)

type PartitionMergeProcedureSpec added in v0.157.0 

type PartitionMergeProcedureSpec struct {
	plan.DefaultCost
	Factor int
}

func (*PartitionMergeProcedureSpec) Copy added in v0.157.0 

func (o *PartitionMergeProcedureSpec) Copy() plan.ProcedureSpec

func (*PartitionMergeProcedureSpec) Kind added in v0.157.0 

func (o *PartitionMergeProcedureSpec) Kind() plan.ProcedureKind

func (*PartitionMergeProcedureSpec) OutputAttributes added in v0.175.0 

func (o *PartitionMergeProcedureSpec) OutputAttributes() plan.PhysicalAttributes

func (*PartitionMergeProcedureSpec) RequiredAttributes added in v0.175.0 

func (o *PartitionMergeProcedureSpec) RequiredAttributes() []plan.PhysicalAttributes

type PartitionMergeTransformation added in v0.157.0 

type PartitionMergeTransformation struct {
	execute.ExecutionNode
	// contains filtered or unexported fields
}

func NewPartitionMergeTransformation added in v0.157.0 

func NewPartitionMergeTransformation(ctx context.Context, dataset *execute.PassthroughDataset, alloc memory.Allocator, spec *PartitionMergeProcedureSpec, predecessors []execute.DatasetID) (*PartitionMergeTransformation, error)

func (*PartitionMergeTransformation) Finish added in v0.157.0 

func (t *PartitionMergeTransformation) Finish(id execute.DatasetID, err error)

func (*PartitionMergeTransformation) Process added in v0.157.0 

func (t *PartitionMergeTransformation) Process(id execute.DatasetID, tbl flux.Table) error

func (*PartitionMergeTransformation) RetractTable added in v0.157.0 

func (t *PartitionMergeTransformation) RetractTable(id execute.DatasetID, key flux.GroupKey) error

func (*PartitionMergeTransformation) UpdateProcessingTime added in v0.157.0 

func (t *PartitionMergeTransformation) UpdateProcessingTime(id execute.DatasetID, pt execute.Time) error

func (*PartitionMergeTransformation) UpdateWatermark added in v0.157.0 

func (t *PartitionMergeTransformation) UpdateWatermark(id execute.DatasetID, mark execute.Time) error

type PivotOpSpec 

type PivotOpSpec struct {
	RowKey      []string `json:"rowKey"`
	ColumnKey   []string `json:"columnKey"`
	ValueColumn string   `json:"valueColumn"`
}

func (*PivotOpSpec) Kind 

func (s *PivotOpSpec) Kind() flux.OperationKind

type PivotProcedureSpec 

type PivotProcedureSpec struct {
	plan.DefaultCost
	RowKey      []string
	ColumnKey   []string
	ValueColumn string

	// IsSortedByFunc is a function that can be set by the planner
	// that can be used to determine if the parent is sorted by
	// the given columns.
	// TODO(jsternberg): See https://github.com/influxdata/flux/issues/2131 for details.
	IsSortedByFunc func(cols []string, desc bool) bool

	// IsKeyColumnFunc is a function that can be set by the planner
	// that can be used to determine if the given column would be
	// part of the group key if it were present.
	// TODO(jsternberg): See https://github.com/influxdata/flux/issues/2131 for details.
	IsKeyColumnFunc func(label string) bool
}

func (*PivotProcedureSpec) Copy 

func (s *PivotProcedureSpec) Copy() plan.ProcedureSpec

func (*PivotProcedureSpec) Kind 

func (s *PivotProcedureSpec) Kind() plan.ProcedureKind

type QuantileAgg added in v0.24.0 

type QuantileAgg struct {
	Quantile,
	Compression float64
	// contains filtered or unexported fields
}

func NewQuantileAgg added in v0.106.0 

func NewQuantileAgg(q, comp float64, mem memory.Allocator, size int) *QuantileAgg

func (*QuantileAgg) Close added in v0.148.0 

func (a *QuantileAgg) Close() error

func (*QuantileAgg) NewBoolAgg added in v0.24.0 

func (a *QuantileAgg) NewBoolAgg() execute.DoBoolAgg

func (*QuantileAgg) NewFloatAgg added in v0.24.0 

func (a *QuantileAgg) NewFloatAgg() execute.DoFloatAgg

func (*QuantileAgg) NewIntAgg added in v0.24.0 

func (a *QuantileAgg) NewIntAgg() execute.DoIntAgg

func (*QuantileAgg) NewStringAgg added in v0.24.0 

func (a *QuantileAgg) NewStringAgg() execute.DoStringAgg

func (*QuantileAgg) NewUIntAgg added in v0.24.0 

func (a *QuantileAgg) NewUIntAgg() execute.DoUIntAgg

type QuantileAggState added in v0.135.0 

type QuantileAggState struct {
	// contains filtered or unexported fields
}

func (*QuantileAggState) Close added in v0.148.0 

func (s *QuantileAggState) Close() error

func (*QuantileAggState) DoFloat added in v0.135.0 

func (s *QuantileAggState) DoFloat(vs *array.Float)

func (*QuantileAggState) DoInt added in v0.157.0 

func (s *QuantileAggState) DoInt(vs *array.Int)

func (*QuantileAggState) DoUInt added in v0.157.0 

func (s *QuantileAggState) DoUInt(vs *array.Uint)

func (*QuantileAggState) IsNull added in v0.135.0 

func (s *QuantileAggState) IsNull() bool

func (*QuantileAggState) Type added in v0.135.0 

func (s *QuantileAggState) Type() flux.ColType

func (*QuantileAggState) ValueFloat added in v0.135.0 

func (s *QuantileAggState) ValueFloat() float64

type QuantileOpSpec added in v0.24.0 

type QuantileOpSpec struct {
	Quantile    float64 `json:"quantile"`
	Compression float64 `json:"compression"`
	Method      string  `json:"method"`
	// quantile is either an aggregate, or a selector based on the options
	execute.SimpleAggregateConfig
	execute.SelectorConfig
}

func (*QuantileOpSpec) Kind added in v0.24.0 

func (s *QuantileOpSpec) Kind() flux.OperationKind

type RangeOpSpec 

type RangeOpSpec struct {
	Start       flux.Time `json:"start"`
	Stop        flux.Time `json:"stop"`
	TimeColumn  string    `json:"timeColumn"`
	StartColumn string    `json:"startColumn"`
	StopColumn  string    `json:"stopColumn"`
}

func (*RangeOpSpec) Kind 

func (s *RangeOpSpec) Kind() flux.OperationKind

type RangeProcedureSpec 

type RangeProcedureSpec struct {
	plan.DefaultCost
	Bounds      flux.Bounds
	TimeColumn  string
	StartColumn string
	StopColumn  string
}

func (*RangeProcedureSpec) Copy 

func (s *RangeProcedureSpec) Copy() plan.ProcedureSpec

func (*RangeProcedureSpec) Kind 

func (s *RangeProcedureSpec) Kind() plan.ProcedureKind

func (*RangeProcedureSpec) PassThroughAttribute added in v0.177.0 

func (s *RangeProcedureSpec) PassThroughAttribute(attrKey string) bool

func (*RangeProcedureSpec) TimeBounds 

func (s *RangeProcedureSpec) TimeBounds(predecessorBounds *plan.Bounds) *plan.Bounds

TimeBounds implements plan.BoundsAwareProcedureSpec

func (*RangeProcedureSpec) TriggerSpec added in v0.22.0 

func (s *RangeProcedureSpec) TriggerSpec() plan.TriggerSpec

TriggerSpec implements plan.TriggerAwareProcedureSpec

type ReduceOpSpec added in v0.23.0 

type ReduceOpSpec struct {
	Fn       interpreter.ResolvedFunction `json:"fn"`
	Identity values.Object                `json:"identity"`
}

func (*ReduceOpSpec) Kind added in v0.23.0 

func (s *ReduceOpSpec) Kind() flux.OperationKind

type ReduceProcedureSpec added in v0.23.0 

type ReduceProcedureSpec struct {
	plan.DefaultCost
	Fn       interpreter.ResolvedFunction
	Identity values.Object
}

func (*ReduceProcedureSpec) Copy added in v0.23.0 

func (s *ReduceProcedureSpec) Copy() plan.ProcedureSpec

func (*ReduceProcedureSpec) Kind added in v0.23.0 

func (s *ReduceProcedureSpec) Kind() plan.ProcedureKind

type RelativeStrengthIndexOpSpec added in v0.38.0 

type RelativeStrengthIndexOpSpec struct {
	N       int64    `json:"n"`
	Columns []string `json:"columns"`
}

func (*RelativeStrengthIndexOpSpec) Kind added in v0.38.0 

func (s *RelativeStrengthIndexOpSpec) Kind() flux.OperationKind

type RelativeStrengthIndexProcedureSpec added in v0.38.0 

type RelativeStrengthIndexProcedureSpec struct {
	plan.DefaultCost
	N       int64    `json:"n"`
	Columns []string `json:"columns"`
}

func (*RelativeStrengthIndexProcedureSpec) Copy added in v0.38.0 

func (s *RelativeStrengthIndexProcedureSpec) Copy() plan.ProcedureSpec

func (*RelativeStrengthIndexProcedureSpec) Kind added in v0.38.0 

func (s *RelativeStrengthIndexProcedureSpec) Kind() plan.ProcedureKind

func (*RelativeStrengthIndexProcedureSpec) TriggerSpec added in v0.38.0 

func (s *RelativeStrengthIndexProcedureSpec) TriggerSpec() plan.TriggerSpec

TriggerSpec implements plan.TriggerAwareProcedureSpec

type RemoveRedundantSort added in v0.177.0 

type RemoveRedundantSort struct {
}

RemoveRedundantSort is a planner rule that will remove a sort node from the graph if its input is already sorted.

func (RemoveRedundantSort) Name added in v0.177.0 

func (r RemoveRedundantSort) Name() string

func (RemoveRedundantSort) Pattern added in v0.177.0 

func (r RemoveRedundantSort) Pattern() plan.Pattern

func (RemoveRedundantSort) Rewrite added in v0.177.0 

func (r RemoveRedundantSort) Rewrite(ctx context.Context, node plan.Node) (plan.Node, bool, error)

type RemoveTrivialFilterRule added in v0.15.0 

type RemoveTrivialFilterRule struct{}

RemoveTrivialFilterRule removes Filter nodes whose predicate always evaluates to true.

func (RemoveTrivialFilterRule) Name added in v0.15.0 

func (RemoveTrivialFilterRule) Name() string

func (RemoveTrivialFilterRule) Pattern added in v0.15.0 

func (RemoveTrivialFilterRule) Pattern() plan.Pattern

func (RemoveTrivialFilterRule) Rewrite added in v0.15.0 

func (RemoveTrivialFilterRule) Rewrite(ctx context.Context, filterNode plan.Node) (plan.Node, bool, error)

type RenameMutator 

type RenameMutator struct {
	Columns map[string]string
	// contains filtered or unexported fields
}

func NewRenameMutator 

func NewRenameMutator(qs flux.OperationSpec) (*RenameMutator, error)

func (*RenameMutator) Mutate 

func (m *RenameMutator) Mutate(ctx context.Context, bctx *BuilderContext) error

type RenameOpSpec 

type RenameOpSpec struct {
	Columns map[string]string            `json:"columns"`
	Fn      interpreter.ResolvedFunction `json:"fn"`
}

func (*RenameOpSpec) Copy 

func (s *RenameOpSpec) Copy() SchemaMutation

func (*RenameOpSpec) Kind 

func (s *RenameOpSpec) Kind() flux.OperationKind

func (*RenameOpSpec) Mutator 

func (s *RenameOpSpec) Mutator() (SchemaMutator, error)

type SampleOpSpec 

type SampleOpSpec struct {
	N   int64 `json:"n"`
	Pos int64 `json:"pos"`
	execute.SelectorConfig
}

func (*SampleOpSpec) Kind 

func (s *SampleOpSpec) Kind() flux.OperationKind

type SampleProcedureSpec 

type SampleProcedureSpec struct {
	N   int64
	Pos int64
	execute.SelectorConfig
}

func (*SampleProcedureSpec) Copy 

func (s *SampleProcedureSpec) Copy() plan.ProcedureSpec

func (*SampleProcedureSpec) Kind 

func (s *SampleProcedureSpec) Kind() plan.ProcedureKind

func (*SampleProcedureSpec) TriggerSpec added in v0.22.0 

func (s *SampleProcedureSpec) TriggerSpec() plan.TriggerSpec

TriggerSpec implements plan.TriggerAwareProcedureSpec

type SampleSelector 

type SampleSelector struct {
	N   int
	Pos int
	// contains filtered or unexported fields
}

func (*SampleSelector) DoBool 

func (s *SampleSelector) DoBool(vs *array.Boolean) []int

func (*SampleSelector) DoFloat 

func (s *SampleSelector) DoFloat(vs *array.Float) []int

func (*SampleSelector) DoInt 

func (s *SampleSelector) DoInt(vs *array.Int) []int

func (*SampleSelector) DoString 

func (s *SampleSelector) DoString(vs *array.String) []int

func (*SampleSelector) DoTime added in v0.38.0 

func (s *SampleSelector) DoTime(vs *array.Int) []int

func (*SampleSelector) DoUInt 

func (s *SampleSelector) DoUInt(vs *array.Uint) []int

func (*SampleSelector) NewBoolSelector 

func (s *SampleSelector) NewBoolSelector() execute.DoBoolIndexSelector

func (*SampleSelector) NewFloatSelector 

func (s *SampleSelector) NewFloatSelector() execute.DoFloatIndexSelector

func (*SampleSelector) NewIntSelector 

func (s *SampleSelector) NewIntSelector() execute.DoIntIndexSelector

func (*SampleSelector) NewStringSelector 

func (s *SampleSelector) NewStringSelector() execute.DoStringIndexSelector

func (*SampleSelector) NewTimeSelector added in v0.38.0 

func (s *SampleSelector) NewTimeSelector() execute.DoTimeIndexSelector

func (*SampleSelector) NewUIntSelector 

func (s *SampleSelector) NewUIntSelector() execute.DoUIntIndexSelector

type SchemaMutation 

type SchemaMutation interface {
	Mutator() (SchemaMutator, error)
	Copy() SchemaMutation
}

type SchemaMutationProcedureSpec 

type SchemaMutationProcedureSpec struct {
	plan.DefaultCost
	Mutations []SchemaMutation
}

func (*SchemaMutationProcedureSpec) Copy 

func (s *SchemaMutationProcedureSpec) Copy() plan.ProcedureSpec

func (*SchemaMutationProcedureSpec) Kind 

func (s *SchemaMutationProcedureSpec) Kind() plan.ProcedureKind

type SchemaMutator 

type SchemaMutator interface {
	Mutate(ctx context.Context, bctx *BuilderContext) error
}

type SetOpSpec 

type SetOpSpec struct {
	Key   string `json:"key"`
	Value string `json:"value"`
}

func (*SetOpSpec) Kind 

func (s *SetOpSpec) Kind() flux.OperationKind

type SetProcedureSpec 

type SetProcedureSpec struct {
	plan.DefaultCost
	Key, Value string
}

func (*SetProcedureSpec) Copy 

func (s *SetProcedureSpec) Copy() plan.ProcedureSpec

func (*SetProcedureSpec) Kind 

func (s *SetProcedureSpec) Kind() plan.ProcedureKind

type ShiftOpSpec 

type ShiftOpSpec struct {
	Shift   flux.Duration `json:"duration"`
	Columns []string      `json:"columns"`
}

func (*ShiftOpSpec) Kind 

func (s *ShiftOpSpec) Kind() flux.OperationKind

type ShiftProcedureSpec 

type ShiftProcedureSpec struct {
	plan.DefaultCost
	Shift   flux.Duration
	Columns []string
	Now     time.Time
}

func (*ShiftProcedureSpec) Copy 

func (s *ShiftProcedureSpec) Copy() plan.ProcedureSpec

func (*ShiftProcedureSpec) Kind 

func (s *ShiftProcedureSpec) Kind() plan.ProcedureKind

func (*ShiftProcedureSpec) TimeBounds 

func (s *ShiftProcedureSpec) TimeBounds(predecessorBounds *plan.Bounds) *plan.Bounds

TimeBounds implements plan.BoundsAwareProcedureSpec

func (*ShiftProcedureSpec) TriggerSpec added in v0.22.0 

func (s *ShiftProcedureSpec) TriggerSpec() plan.TriggerSpec

TriggerSpec implements plan.TriggerAwareProcedureSpec

type SkewAgg 

type SkewAgg struct {
	// contains filtered or unexported fields
}

func (*SkewAgg) DoFloat 

func (a *SkewAgg) DoFloat(vs *array.Float)

func (*SkewAgg) DoInt 

func (a *SkewAgg) DoInt(vs *array.Int)

func (*SkewAgg) DoUInt 

func (a *SkewAgg) DoUInt(vs *array.Uint)

func (*SkewAgg) IsNull 

func (a *SkewAgg) IsNull() bool

func (*SkewAgg) NewBoolAgg 

func (a *SkewAgg) NewBoolAgg() execute.DoBoolAgg

func (*SkewAgg) NewFloatAgg 

func (a *SkewAgg) NewFloatAgg() execute.DoFloatAgg

func (*SkewAgg) NewIntAgg 

func (a *SkewAgg) NewIntAgg() execute.DoIntAgg

func (*SkewAgg) NewStringAgg 

func (a *SkewAgg) NewStringAgg() execute.DoStringAgg

func (*SkewAgg) NewUIntAgg 

func (a *SkewAgg) NewUIntAgg() execute.DoUIntAgg

func (*SkewAgg) Type 

func (a *SkewAgg) Type() flux.ColType

func (*SkewAgg) ValueFloat 

func (a *SkewAgg) ValueFloat() float64

type SkewOpSpec 

type SkewOpSpec struct {
	execute.SimpleAggregateConfig
}

func (*SkewOpSpec) Kind 

func (s *SkewOpSpec) Kind() flux.OperationKind

type SkewProcedureSpec 

type SkewProcedureSpec struct {
	execute.SimpleAggregateConfig
}

func (*SkewProcedureSpec) Copy 

func (s *SkewProcedureSpec) Copy() plan.ProcedureSpec

func (*SkewProcedureSpec) Kind 

func (s *SkewProcedureSpec) Kind() plan.ProcedureKind

func (*SkewProcedureSpec) TriggerSpec added in v0.22.0 

func (s *SkewProcedureSpec) TriggerSpec() plan.TriggerSpec

TriggerSpec implements plan.TriggerAwareProcedureSpec

type SortLimitProcedureSpec added in v0.149.0 

type SortLimitProcedureSpec struct {
	*SortProcedureSpec
	N int64
}

func (*SortLimitProcedureSpec) Copy added in v0.149.0 

func (s *SortLimitProcedureSpec) Copy() plan.ProcedureSpec

func (*SortLimitProcedureSpec) Kind added in v0.149.0 

func (s *SortLimitProcedureSpec) Kind() plan.ProcedureKind

type SortLimitRule added in v0.149.0 

type SortLimitRule struct{}

func (SortLimitRule) Name added in v0.149.0 

func (s SortLimitRule) Name() string

func (SortLimitRule) Pattern added in v0.149.0 

func (s SortLimitRule) Pattern() plan.Pattern

func (SortLimitRule) Rewrite added in v0.149.0 

func (s SortLimitRule) Rewrite(ctx context.Context, node plan.Node) (plan.Node, bool, error)

type SortOpSpec 

type SortOpSpec struct {
	Columns []string `json:"columns"`
	Desc    bool     `json:"desc"`
}

func (*SortOpSpec) Kind 

func (s *SortOpSpec) Kind() flux.OperationKind

type SortProcedureSpec 

type SortProcedureSpec struct {
	plan.DefaultCost
	Columns []string
	Desc    bool
}

func (*SortProcedureSpec) Copy 

func (s *SortProcedureSpec) Copy() plan.ProcedureSpec

func (*SortProcedureSpec) Kind 

func (s *SortProcedureSpec) Kind() plan.ProcedureKind

func (*SortProcedureSpec) OutputAttributes added in v0.175.0 

func (s *SortProcedureSpec) OutputAttributes() plan.PhysicalAttributes

func (*SortProcedureSpec) TriggerSpec added in v0.22.0 

func (s *SortProcedureSpec) TriggerSpec() plan.TriggerSpec

TriggerSpec implements plan.TriggerAwareProcedureSpec

type SortedPivotProcedureSpec added in v0.123.0 

type SortedPivotProcedureSpec struct {
	plan.DefaultCost
	RowKey      []string
	ColumnKey   []string
	ValueColumn string
}

func (*SortedPivotProcedureSpec) Copy added in v0.123.0 

func (s *SortedPivotProcedureSpec) Copy() plan.ProcedureSpec

func (*SortedPivotProcedureSpec) Kind added in v0.123.0 

func (s *SortedPivotProcedureSpec) Kind() plan.ProcedureKind

func (*SortedPivotProcedureSpec) OutputAttributes added in v0.177.0 

func (s *SortedPivotProcedureSpec) OutputAttributes() plan.PhysicalAttributes

OutputAttributes implements the OutputAttributer interface used by the planner to keep track of various data attributes at different points in the plan. For sorted pivot, we know that the input data will be sorted on the row key, and that the output of this operation will preserve that order.

type SpreadAgg 

type SpreadAgg struct {
	// contains filtered or unexported fields
}

SpreadAgg finds the difference between the max and min values a table

func (*SpreadAgg) IsNull 

func (a *SpreadAgg) IsNull() bool

func (*SpreadAgg) NewBoolAgg 

func (a *SpreadAgg) NewBoolAgg() execute.DoBoolAgg

func (*SpreadAgg) NewFloatAgg 

func (a *SpreadAgg) NewFloatAgg() execute.DoFloatAgg

func (*SpreadAgg) NewIntAgg 

func (a *SpreadAgg) NewIntAgg() execute.DoIntAgg

func (*SpreadAgg) NewStringAgg 

func (a *SpreadAgg) NewStringAgg() execute.DoStringAgg

func (*SpreadAgg) NewUIntAgg 

func (a *SpreadAgg) NewUIntAgg() execute.DoUIntAgg

type SpreadFloatAgg 

type SpreadFloatAgg struct {
	SpreadAgg
	// contains filtered or unexported fields
}

func (*SpreadFloatAgg) DoFloat 

func (a *SpreadFloatAgg) DoFloat(vs *array.Float)

Do searches for the min and max value of the array and caches them in the aggregate

func (*SpreadFloatAgg) Type 

func (a *SpreadFloatAgg) Type() flux.ColType

func (*SpreadFloatAgg) ValueFloat 

func (a *SpreadFloatAgg) ValueFloat() float64

Value returns the difference between max and min

type SpreadIntAgg 

type SpreadIntAgg struct {
	SpreadAgg
	// contains filtered or unexported fields
}

func (*SpreadIntAgg) DoInt 

func (a *SpreadIntAgg) DoInt(vs *array.Int)

DoInt searches for the min and max value of the array and caches them in the aggregate

func (*SpreadIntAgg) Type 

func (a *SpreadIntAgg) Type() flux.ColType

func (*SpreadIntAgg) ValueInt 

func (a *SpreadIntAgg) ValueInt() int64

Value returns the difference between max and min

type SpreadOpSpec 

type SpreadOpSpec struct {
	execute.SimpleAggregateConfig
}

SpreadOpSpec defines the required arguments for Flux. Currently, spread takes no arguments.

func (*SpreadOpSpec) Kind 

func (s *SpreadOpSpec) Kind() flux.OperationKind

Kind is used to lookup createSpreadOpSpec producing SpreadOpSpec

type SpreadProcedureSpec 

type SpreadProcedureSpec struct {
	execute.SimpleAggregateConfig
}

SpreadProcedureSpec is created when mapping from SpreadOpSpec.Kind to a CreateProcedureSpec.

func (*SpreadProcedureSpec) Copy 

func (s *SpreadProcedureSpec) Copy() plan.ProcedureSpec

func (*SpreadProcedureSpec) Kind 

func (s *SpreadProcedureSpec) Kind() plan.ProcedureKind

Kind is used to lookup CreateTransformation producing SpreadAgg

func (*SpreadProcedureSpec) TriggerSpec added in v0.22.0 

func (s *SpreadProcedureSpec) TriggerSpec() plan.TriggerSpec

TriggerSpec implements plan.TriggerAwareProcedureSpec

type SpreadUIntAgg 

type SpreadUIntAgg struct {
	SpreadAgg
	// contains filtered or unexported fields
}

func (*SpreadUIntAgg) DoUInt 

func (a *SpreadUIntAgg) DoUInt(vs *array.Uint)

Do searches for the min and max value of the array and caches them in the aggregate

func (*SpreadUIntAgg) Type 

func (a *SpreadUIntAgg) Type() flux.ColType

func (*SpreadUIntAgg) ValueUInt 

func (a *SpreadUIntAgg) ValueUInt() uint64

Value returns the difference between max and min

type StateTrackingOpSpec 

type StateTrackingOpSpec struct {
	Fn             interpreter.ResolvedFunction `json:"fn"`
	CountColumn    string                       `json:"countColumn"`
	DurationColumn string                       `json:"durationColumn"`
	DurationUnit   flux.Duration                `json:"durationUnit"`
	TimeColumn     string                       `json:"timeColumn"`
}

func (*StateTrackingOpSpec) Kind 

func (s *StateTrackingOpSpec) Kind() flux.OperationKind

type StateTrackingProcedureSpec 

type StateTrackingProcedureSpec struct {
	plan.DefaultCost
	Fn interpreter.ResolvedFunction
	CountColumn,
	DurationColumn string
	DurationUnit flux.Duration
	TimeCol      string
}

func (*StateTrackingProcedureSpec) Copy 

func (s *StateTrackingProcedureSpec) Copy() plan.ProcedureSpec

func (*StateTrackingProcedureSpec) Kind 

func (s *StateTrackingProcedureSpec) Kind() plan.ProcedureKind

func (*StateTrackingProcedureSpec) TriggerSpec added in v0.22.0 

func (s *StateTrackingProcedureSpec) TriggerSpec() plan.TriggerSpec

TriggerSpec implements plan.TriggerAwareProcedureSpec

type StddevAgg 

type StddevAgg struct {
	Mode string
	// contains filtered or unexported fields
}

func (*StddevAgg) DoFloat 

func (a *StddevAgg) DoFloat(vs *array.Float)

func (*StddevAgg) DoInt 

func (a *StddevAgg) DoInt(vs *array.Int)

func (*StddevAgg) DoUInt 

func (a *StddevAgg) DoUInt(vs *array.Uint)

func (*StddevAgg) IsNull 

func (a *StddevAgg) IsNull() bool

func (*StddevAgg) NewBoolAgg 

func (a *StddevAgg) NewBoolAgg() execute.DoBoolAgg

func (*StddevAgg) NewFloatAgg 

func (a *StddevAgg) NewFloatAgg() execute.DoFloatAgg

func (*StddevAgg) NewIntAgg 

func (a *StddevAgg) NewIntAgg() execute.DoIntAgg

func (*StddevAgg) NewStringAgg 

func (a *StddevAgg) NewStringAgg() execute.DoStringAgg

func (*StddevAgg) NewUIntAgg 

func (a *StddevAgg) NewUIntAgg() execute.DoUIntAgg

func (*StddevAgg) Type 

func (a *StddevAgg) Type() flux.ColType

func (*StddevAgg) ValueFloat 

func (a *StddevAgg) ValueFloat() float64

type StddevOpSpec 

type StddevOpSpec struct {
	Mode string `json:"mode"`
	execute.SimpleAggregateConfig
}

func (*StddevOpSpec) Kind 

func (s *StddevOpSpec) Kind() flux.OperationKind

type StddevProcedureSpec 

type StddevProcedureSpec struct {
	Mode string `json:"mode"`
	execute.SimpleAggregateConfig
}

func (*StddevProcedureSpec) Copy 

func (s *StddevProcedureSpec) Copy() plan.ProcedureSpec

func (*StddevProcedureSpec) Kind 

func (s *StddevProcedureSpec) Kind() plan.ProcedureKind

func (*StddevProcedureSpec) TriggerSpec added in v0.22.0 

func (s *StddevProcedureSpec) TriggerSpec() plan.TriggerSpec

TriggerSpec implements plan.TriggerAwareProcedureSpec

type SumAgg 

type SumAgg struct{}

func (*SumAgg) NewBoolAgg 

func (a *SumAgg) NewBoolAgg() execute.DoBoolAgg

func (*SumAgg) NewFloatAgg 

func (a *SumAgg) NewFloatAgg() execute.DoFloatAgg

func (*SumAgg) NewIntAgg 

func (a *SumAgg) NewIntAgg() execute.DoIntAgg

func (*SumAgg) NewStringAgg 

func (a *SumAgg) NewStringAgg() execute.DoStringAgg

func (*SumAgg) NewUIntAgg 

func (a *SumAgg) NewUIntAgg() execute.DoUIntAgg

type SumFloatAgg 

type SumFloatAgg struct {
	// contains filtered or unexported fields
}

func (*SumFloatAgg) DoFloat 

func (a *SumFloatAgg) DoFloat(vs *array.Float)

func (*SumFloatAgg) IsNull 

func (a *SumFloatAgg) IsNull() bool

func (*SumFloatAgg) Type 

func (a *SumFloatAgg) Type() flux.ColType

func (*SumFloatAgg) ValueFloat 

func (a *SumFloatAgg) ValueFloat() float64

type SumIntAgg 

type SumIntAgg struct {
	// contains filtered or unexported fields
}

func (*SumIntAgg) DoInt 

func (a *SumIntAgg) DoInt(vs *array.Int)

func (*SumIntAgg) IsNull 

func (a *SumIntAgg) IsNull() bool

func (*SumIntAgg) Type 

func (a *SumIntAgg) Type() flux.ColType

func (*SumIntAgg) ValueInt 

func (a *SumIntAgg) ValueInt() int64

type SumOpSpec 

type SumOpSpec struct {
	execute.SimpleAggregateConfig
}

func (*SumOpSpec) Kind 

func (s *SumOpSpec) Kind() flux.OperationKind

type SumProcedureSpec 

type SumProcedureSpec struct {
	execute.SimpleAggregateConfig
}

func (*SumProcedureSpec) AggregateMethod 

func (s *SumProcedureSpec) AggregateMethod() string

func (*SumProcedureSpec) Copy 

func (s *SumProcedureSpec) Copy() plan.ProcedureSpec

func (*SumProcedureSpec) Kind 

func (s *SumProcedureSpec) Kind() plan.ProcedureKind

func (*SumProcedureSpec) ReAggregateSpec 

func (s *SumProcedureSpec) ReAggregateSpec() plan.ProcedureSpec

func (*SumProcedureSpec) TriggerSpec added in v0.22.0 

func (s *SumProcedureSpec) TriggerSpec() plan.TriggerSpec

TriggerSpec implements plan.TriggerAwareProcedureSpec

type SumUIntAgg 

type SumUIntAgg struct {
	// contains filtered or unexported fields
}

func (*SumUIntAgg) DoUInt 

func (a *SumUIntAgg) DoUInt(vs *array.Uint)

func (*SumUIntAgg) IsNull 

func (a *SumUIntAgg) IsNull() bool

func (*SumUIntAgg) Type 

func (a *SumUIntAgg) Type() flux.ColType

func (*SumUIntAgg) ValueUInt 

func (a *SumUIntAgg) ValueUInt() uint64

type TDigestQuantileProcedureSpec added in v0.24.0 

type TDigestQuantileProcedureSpec struct {
	Quantile    float64 `json:"quantile"`
	Compression float64 `json:"compression"`
	execute.SimpleAggregateConfig
}

func (*TDigestQuantileProcedureSpec) Copy added in v0.24.0 

func (s *TDigestQuantileProcedureSpec) Copy() plan.ProcedureSpec

func (*TDigestQuantileProcedureSpec) Kind added in v0.24.0 

func (s *TDigestQuantileProcedureSpec) Kind() plan.ProcedureKind

func (*TDigestQuantileProcedureSpec) TriggerSpec added in v0.24.0 

func (s *TDigestQuantileProcedureSpec) TriggerSpec() plan.TriggerSpec

TriggerSpec implements plan.TriggerAwareProcedureSpec

type TailOpSpec added in v0.39.0 

type TailOpSpec struct {
	N      int64 `json:"n"`
	Offset int64 `json:"offset"`
}

TailOpSpec tails the number of rows returned per table.

func (*TailOpSpec) Kind added in v0.39.0 

func (s *TailOpSpec) Kind() flux.OperationKind

type TailProcedureSpec added in v0.39.0 

type TailProcedureSpec struct {
	plan.DefaultCost
	N      int64 `json:"n"`
	Offset int64 `json:"offset"`
}

func (*TailProcedureSpec) Copy added in v0.39.0 

func (s *TailProcedureSpec) Copy() plan.ProcedureSpec

func (*TailProcedureSpec) Kind added in v0.39.0 

func (s *TailProcedureSpec) Kind() plan.ProcedureKind

func (*TailProcedureSpec) TriggerSpec added in v0.39.0 

func (s *TailProcedureSpec) TriggerSpec() plan.TriggerSpec

TriggerSpec implements plan.TriggerAwareProcedureSpec

type TripleExponentialDerivativeOpSpec added in v0.40.0 

type TripleExponentialDerivativeOpSpec struct {
	N int64 `json:"n"`
}

func (*TripleExponentialDerivativeOpSpec) Kind added in v0.40.0 

func (s *TripleExponentialDerivativeOpSpec) Kind() flux.OperationKind

type TripleExponentialDerivativeProcedureSpec added in v0.40.0 

type TripleExponentialDerivativeProcedureSpec struct {
	plan.DefaultCost
	N int64 `json:"n"`
}

func (*TripleExponentialDerivativeProcedureSpec) Copy added in v0.40.0 

func (s *TripleExponentialDerivativeProcedureSpec) Copy() plan.ProcedureSpec

func (*TripleExponentialDerivativeProcedureSpec) Kind added in v0.40.0 

func (s *TripleExponentialDerivativeProcedureSpec) Kind() plan.ProcedureKind

func (*TripleExponentialDerivativeProcedureSpec) TriggerSpec added in v0.40.0 

func (s *TripleExponentialDerivativeProcedureSpec) TriggerSpec() plan.TriggerSpec

TriggerSpec implements plan.TriggerAwareProcedureSpec

type UnionOpSpec 

type UnionOpSpec struct {
}

func (*UnionOpSpec) Kind 

func (s *UnionOpSpec) Kind() flux.OperationKind

type UnionProcedureSpec 

type UnionProcedureSpec struct {
	plan.DefaultCost
}

func (*UnionProcedureSpec) Copy 

func (s *UnionProcedureSpec) Copy() plan.ProcedureSpec

func (*UnionProcedureSpec) Kind 

func (s *UnionProcedureSpec) Kind() plan.ProcedureKind

type UniqueOpSpec 

type UniqueOpSpec struct {
	Column string `json:"column"`
}

func (*UniqueOpSpec) Kind 

func (s *UniqueOpSpec) Kind() flux.OperationKind

type UniqueProcedureSpec 

type UniqueProcedureSpec struct {
	plan.DefaultCost
	Column string
}

func (*UniqueProcedureSpec) Copy 

func (s *UniqueProcedureSpec) Copy() plan.ProcedureSpec

func (*UniqueProcedureSpec) Kind 

func (s *UniqueProcedureSpec) Kind() plan.ProcedureKind

func (*UniqueProcedureSpec) TriggerSpec added in v0.22.0 

func (s *UniqueProcedureSpec) TriggerSpec() plan.TriggerSpec

TriggerSpec implements plan.TriggerAwareProcedureSpec

type WindowOpSpec 

type WindowOpSpec struct {
	Every       flux.Duration
	Period      flux.Duration
	Offset      flux.Duration
	Location    plan.Location
	TimeColumn  string
	StopColumn  string
	StartColumn string
	CreateEmpty bool
}

func (*WindowOpSpec) Kind 

func (s *WindowOpSpec) Kind() flux.OperationKind

type WindowProcedureSpec 

type WindowProcedureSpec struct {
	plan.DefaultCost
	Window plan.WindowSpec
	TimeColumn,
	StartColumn,
	StopColumn string
	CreateEmpty bool

	// Exposed for a test case. Do not use.
	Optimize bool
}

func (*WindowProcedureSpec) Copy 

func (s *WindowProcedureSpec) Copy() plan.ProcedureSpec

func (*WindowProcedureSpec) Kind 

func (s *WindowProcedureSpec) Kind() plan.ProcedureKind

type WindowTriggerPhysicalRule added in v0.22.0 

type WindowTriggerPhysicalRule struct{}

WindowTriggerPhysicalRule rewrites a physical window operation to use a narrow trigger if certain conditions are met.

func (WindowTriggerPhysicalRule) Name added in v0.22.0 

func (WindowTriggerPhysicalRule) Name() string

func (WindowTriggerPhysicalRule) Pattern added in v0.22.0 

func (WindowTriggerPhysicalRule) Pattern() plan.Pattern

Pattern matches the physical operator pattern consisting of a window operator with a single predecessor of any kind.

func (WindowTriggerPhysicalRule) Rewrite added in v0.22.0 

func (WindowTriggerPhysicalRule) Rewrite(ctx context.Context, window plan.Node) (plan.Node, bool, error)

Rewrite modifies a window's trigger spec so long as it doesn't have any window descendents that occur earlier in the plan and as long as none of its descendents merge multiple streams together like union and join.

type YieldOpSpec 

type YieldOpSpec struct {
	Name string `json:"name"`
}

func (*YieldOpSpec) Kind 

func (s *YieldOpSpec) Kind() flux.OperationKind

type YieldProcedureSpec 

type YieldProcedureSpec struct {
	plan.DefaultCost
	Name string `json:"name"`
}

func (*YieldProcedureSpec) Copy 

func (s *YieldProcedureSpec) Copy() plan.ProcedureSpec

func (*YieldProcedureSpec) Kind 

func (s *YieldProcedureSpec) Kind() plan.ProcedureKind

func (*YieldProcedureSpec) YieldName 

func (s *YieldProcedureSpec) YieldName() string

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