trait RapidsHostBatchBuffer extends AutoCloseable
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abstract
def
getHostColumnarBatch(sparkTypes: Array[DataType]): ColumnarBatch
Get the host-backed columnar batch from this buffer.
Get the host-backed columnar batch from this buffer. The caller must have successfully acquired the buffer beforehand.
If this
RapidsBufferwas added originally to the device tier, or if this is a just a buffer (not a batch), this function will throw.- sparkTypes
the spark data types the batch should have
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It is the responsibility of the caller to close the batch.
- See also
addReference
- abstract val memoryUsedBytes: Long
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