trait OrcCommonFunctions extends OrcCodecWritingHelper
Collections of some common functions for ORC
- Self Type
- OrcCommonFunctions with FilePartitionReaderBase
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def
buildReaderSchema(updatedSchema: TypeDescription, requestedMapping: Option[Array[Int]]): TypeDescription
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def
buildReaderSchema(ctx: OrcPartitionReaderContext): TypeDescription
Get the ORC schema corresponding to the file being constructed for the GPU
Get the ORC schema corresponding to the file being constructed for the GPU
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final
def
calculateFileTailSize(ctx: OrcPartitionReaderContext, footerStartOffset: Long, stripes: Seq[OrcOutputStripe]): Long
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def
copyStripeData(dataReader: GpuOrcDataReader, out: HostMemoryOutputStream, inputDataRanges: DiskRangeList): Unit
Copy the stripe to the channel
Copy the stripe to the channel
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def
estimateOutputSizeFromBlocks(blocks: Seq[OrcStripeWithMeta]): Long
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finalize(): Unit
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getClass(): Class[_]
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- def getORCOptionsAndSchema(memFileSchema: TypeDescription, requestedMapping: Option[Array[Int]], readDataSchema: StructType): (ORCOptions, TypeDescription)
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def
isNeedToSplitDataBlock(curMeta: OrcBlockMetaForSplitCheck, nextMeta: OrcBlockMetaForSplitCheck): Boolean
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def
toDataStripes(stripes: Seq[DataBlockBase]): Seq[OrcStripeWithMeta]
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toString(): String
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implicit
def
toStripe(block: DataBlockBase): OrcStripeWithMeta
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wait(arg0: Long): Unit
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def
withCodecOutputStream[T](ctx: OrcPartitionReaderContext, out: OutputStream)(block: (OrcProtoWriterShim) ⇒ T): T
Executes the provided code block in the codec environment
Executes the provided code block in the codec environment
- Definition Classes
- OrcCodecWritingHelper
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final
def
writeOrcFileHeader(outStream: HostMemoryOutputStream): Long
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final
def
writeOrcFileTail(outStream: HostMemoryOutputStream, ctx: OrcPartitionReaderContext, footerStartOffset: Long, stripes: Seq[OrcOutputStripe]): Unit
write the ORC file footer and PostScript
write the ORC file footer and PostScript
- Attributes
- protected