| 包 | 描述 |
|---|---|
| ai.rapids.cudf |
| 修饰符和类型 | 方法和描述 |
|---|---|
static SegmentedReductionAggregation |
SegmentedReductionAggregation.all()全归约。
|
static SegmentedReductionAggregation |
SegmentedReductionAggregation.any()任意归约。
|
static SegmentedReductionAggregation |
SegmentedReductionAggregation.hostUDF(HostUDFWrapper wrapper)使用主机端用户定义函数 (UDF) 执行归约。
|
static SegmentedReductionAggregation |
SegmentedReductionAggregation.max()最大值聚合
|
static SegmentedReductionAggregation |
SegmentedReductionAggregation.min()最小值聚合
|
static SegmentedReductionAggregation |
SegmentedReductionAggregation.product()乘积聚合。
|
static SegmentedReductionAggregation |
SegmentedReductionAggregation.sum()求和聚合
|
| 修饰符和类型 | 方法和描述 |
|---|---|
ColumnVector |
ColumnView.listReduce(SegmentedReductionAggregation aggregation)对列表中的值进行归约。
|
ColumnVector |
ColumnView.listReduce(SegmentedReductionAggregation aggregation, DType outType)对列表中的值进行归约。
|
ColumnVector |
ColumnView.listReduce(SegmentedReductionAggregation aggregation, NullPolicy nullPolicy, DType outType)对列表中的值进行归约。
|
ColumnVector |
ColumnView.segmentedReduce(ColumnView offsets, SegmentedReductionAggregation aggregation)执行分段归约,其中 offsets 列指示要合并的组。
|
ColumnVector |
ColumnView.segmentedReduce(ColumnView offsets, SegmentedReductionAggregation aggregation, DType outType)执行分段归约,其中 offsets 列指示要合并的组。
|
ColumnVector |
ColumnView.segmentedReduce(ColumnView offsets, SegmentedReductionAggregation aggregation, NullPolicy nullPolicy, DType outType)执行分段归约,其中 offsets 列指示要合并的组。
|
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