Class

org.apache.spark.sql.execution.aggregate

ObjectAggregationMap

Related Doc: package aggregate

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class ObjectAggregationMap extends AnyRef

An aggregation map that supports using safe SpecificInternalRows aggregation buffers, so that we can support storing arbitrary Java objects as aggregate function states in the aggregation buffers. This class is only used together with ObjectHashAggregateExec.

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Instance Constructors

  1. new ObjectAggregationMap()

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Value Members

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

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  2. final def ##(): Int

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

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  4. final def asInstanceOf[T0]: T0

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  5. def clear(): Unit

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  6. def clone(): AnyRef

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  7. def dumpToExternalSorter(groupingAttributes: Seq[Attribute], aggregateFunctions: Seq[AggregateFunction]): UnsafeKVExternalSorter

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    Dumps all entries into a newly created external sorter, clears the hash map, and returns the external sorter.

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

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  9. def equals(arg0: Any): Boolean

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  10. def finalize(): Unit

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  11. def getAggregationBuffer(groupingKey: UnsafeRow): InternalRow

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

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  13. def hashCode(): Int

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  14. final def isInstanceOf[T0]: Boolean

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  15. def iterator: Iterator[AggregationBufferEntry]

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

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  17. final def notify(): Unit

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  18. final def notifyAll(): Unit

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  19. def putAggregationBuffer(groupingKey: UnsafeRow, aggBuffer: InternalRow): Unit

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  20. def size: Int

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

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  22. def toString(): String

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  23. final def wait(): Unit

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

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

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