Class

org.locationtech.geomesa.index.iterators.ArrowScan

DeltaAggregate

Related Doc: package ArrowScan

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class DeltaAggregate extends ArrowAggregate

Returns batches of [threading key][dictionary deltas][record batch]. Will sort each batch, but not between batches.

Linear Supertypes
ArrowAggregate, Result, AnyRef, Any
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Inherited
  1. DeltaAggregate
  2. ArrowAggregate
  3. Result
  4. AnyRef
  5. Any
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Visibility
  1. Public
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Instance Constructors

  1. new DeltaAggregate(sft: SimpleFeatureType, dictionaryFields: Seq[String], encoding: SimpleFeatureEncoding, sort: Option[(String, Boolean)], batchSize: Int)

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    sft

    simple feature type

    dictionaryFields

    dictionary fields

    encoding

    arrow encoding

    sort

    sort field, sort reverse

    batchSize

    batch size

Value Members

  1. final def !=(arg0: Any): Boolean

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    Definition Classes
    AnyRef → Any

  2. final def ##(): Int

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    Definition Classes
    AnyRef → Any

  3. final def ==(arg0: Any): Boolean

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    Definition Classes
    AnyRef → Any

  4. def aggregate(sf: SimpleFeature): Int

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    Aggregate a feature.

    Aggregate a feature. May be called anytime after init

    sf

    simple feature

    returns

    number of entries aggregated

    Definition Classes
    DeltaAggregate → Result

  5. final def asInstanceOf[T0]: T0

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    Definition Classes
    Any

  6. def cleanup(): Unit

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    Dispose of any resources used by the scan.

    Dispose of any resources used by the scan. If the result is re-used, init will be called again before anything else

    Definition Classes
    DeltaAggregate → Result

  7. def clone(): AnyRef

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    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

  8. def encode(): Array[Byte]

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    Encode current aggregation and reset the result.

    Encode current aggregation and reset the result. May be called anytime after init

    Definition Classes
    DeltaAggregate → Result

  9. final def eq(arg0: AnyRef): Boolean

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    Definition Classes
    AnyRef

  10. def equals(arg0: Any): Boolean

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    Definition Classes
    AnyRef → Any

  11. def finalize(): Unit

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    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( classOf[java.lang.Throwable] )

  12. final def getClass(): Class[_]

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    Definition Classes
    AnyRef → Any

  13. def hashCode(): Int

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    Definition Classes
    AnyRef → Any

  14. def init(): Unit

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    Initialize the result for a scan

    Initialize the result for a scan

    Definition Classes
    DeltaAggregate → Result

  15. final def isInstanceOf[T0]: Boolean

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    Definition Classes
    Any

  16. final def ne(arg0: AnyRef): Boolean

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    Definition Classes
    AnyRef

  17. final def notify(): Unit

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    Definition Classes
    AnyRef

  18. final def notifyAll(): Unit

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    Definition Classes
    AnyRef

  19. final def synchronized[T0](arg0: ⇒ T0): T0

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    Definition Classes
    AnyRef

  20. def toString(): String

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    Definition Classes
    AnyRef → Any

  21. final def wait(): Unit

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    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

  22. final def wait(arg0: Long, arg1: Int): Unit

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    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

  23. final def wait(arg0: Long): Unit

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    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

Inherited from ArrowAggregate

Inherited from Result

Inherited from AnyRef

Inherited from Any

Ungrouped