Object

org.apache.spark.sql.catalyst.expressions.aggregate

PartialMerge

Related Doc: package aggregate

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object PartialMerge extends AggregateMode with Product with Serializable

An AggregateFunction with PartialMerge mode is used to merge aggregation buffers containing intermediate results for this function. This function updates the given aggregation buffer by merging multiple aggregation buffers. When it has processed all input rows, the aggregation buffer is returned.

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Serializable, Serializable, Product, Equals, AggregateMode, AnyRef, Any
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  4. final def asInstanceOf[T0]: T0

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  5. def clone(): AnyRef

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

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  7. def equals(arg0: Any): Boolean

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  8. def finalize(): Unit

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

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  12. final def notify(): Unit

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  13. final def notifyAll(): Unit

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

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  15. final def wait(): Unit

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

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

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Inherited from Serializable

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