class GroupedAggregations extends Arm
Window aggregations that are grouped together. It holds the aggregation and the offsets of its input columns, along with the output columns it should write the result to.
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def
addAggregation(win: GpuWindowExpression, inputLocs: Array[Int], outputIndex: Int): Unit
Add an aggregation.
Add an aggregation.
- win
the window this aggregation is over.
- inputLocs
the locations of the input columns for this aggregation.
- outputIndex
the output index this will write to in the final output.
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Executes the provided code block, closing the resources only if an exception occurs
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def
convertToColumnarBatch(dataTypes: Array[DataType], aggOutputColumns: Array[ColumnVector]): ColumnarBatch
Turn the final result of the aggregations into a ColumnarBatch.
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def
doAggs(isRunningBatched: Boolean, boundOrderSpec: Seq[SortOrder], orderByPositions: Array[Int], partByPositions: Array[Int], inputCb: ColumnarBatch, outputColumns: Array[ColumnVector]): Unit
Do all of the aggregations and put them in the output columns.
Do all of the aggregations and put them in the output columns. There may be extra processing after this before you get to a final result.
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Executes the provided code block and then closes the resource
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Executes the provided code block and then closes the resource
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