trait OrcPartitionReaderBase extends OrcCommonFunctions with Logging with ScanWithMetrics
A base ORC partition reader which compose of some common methods
- Self Type
- OrcPartitionReaderBase with FilePartitionReaderBase
Linear Supertypes
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- OrcPartitionReaderBase
- ScanWithMetrics
- Logging
- OrcCommonFunctions
- OrcCodecWritingHelper
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Abstract Value Members
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abstract
val
conf: Configuration
- Definition Classes
- OrcCommonFunctions
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abstract
val
debugDumpAlways: Boolean
Whether to always debug dump or only on errors
Whether to always debug dump or only on errors
- Definition Classes
- OrcCommonFunctions
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abstract
val
debugDumpPrefix: Option[String]
Whether debug dumping is enabled and the path prefix where to dump
Whether debug dumping is enabled and the path prefix where to dump
- Definition Classes
- OrcCommonFunctions
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abstract
def
readDataSchema: StructType
- Definition Classes
- OrcCommonFunctions
Concrete Value Members
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final
def
!=(arg0: Any): Boolean
- Definition Classes
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final
def
##(): Int
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final
def
==(arg0: Any): Boolean
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final
def
asInstanceOf[T0]: T0
- Definition Classes
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def
buildReaderSchema(updatedSchema: TypeDescription, requestedMapping: Option[Array[Int]]): TypeDescription
- Attributes
- protected
- Definition Classes
- OrcCommonFunctions
-
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
- Attributes
- protected
- Definition Classes
- OrcCommonFunctions
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final
def
calculateFileTailSize(ctx: OrcPartitionReaderContext, footerStartOffset: Long, stripes: Seq[OrcOutputStripe]): Long
- Attributes
- protected
- Definition Classes
- OrcCommonFunctions
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def
clone(): AnyRef
- Attributes
- protected[lang]
- Definition Classes
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- @throws( ... ) @native()
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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
- Attributes
- protected
- Definition Classes
- OrcCommonFunctions
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final
def
decodeToBatch(hostBuf: HostMemoryBuffer, bufSize: Long, memFileSchema: TypeDescription, requestedMapping: Option[Array[Int]], isCaseSensitive: Boolean, splits: Array[PartitionedFile]): Option[ColumnarBatch]
Send a host buffer to GPU for ORC decoding, and return it as a ColumnarBatch.
Send a host buffer to GPU for ORC decoding, and return it as a ColumnarBatch. The input hostBuf will be closed after returning, please do not use it anymore. 'splits' is used only for debugging.
- Attributes
- protected
-
def
decodeToTable(hostBuf: HostMemoryBuffer, bufSize: Long, memFileSchema: TypeDescription, requestedMapping: Option[Array[Int]], isCaseSensitive: Boolean, splits: Array[PartitionedFile]): Table
Read the host data to GPU for ORC decoding, and return it as a cuDF Table.
Read the host data to GPU for ORC decoding, and return it as a cuDF Table. The input host buffer should contain valid data, otherwise the behavior is undefined. 'splits' is used only for debugging.
- Attributes
- protected
- Definition Classes
- OrcCommonFunctions
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final
def
eq(arg0: AnyRef): Boolean
- Definition Classes
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def
equals(arg0: Any): Boolean
- Definition Classes
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final
def
estimateOutputSizeFromBlocks(blocks: Seq[OrcStripeWithMeta]): Long
- Attributes
- protected
- Definition Classes
- OrcCommonFunctions
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def
finalize(): Unit
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- protected[lang]
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- @throws( classOf[java.lang.Throwable] )
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final
def
getClass(): Class[_]
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- @native()
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def
hashCode(): Int
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- @native()
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def
initializeLogIfNecessary(isInterpreter: Boolean, silent: Boolean): Boolean
- Attributes
- protected
- Definition Classes
- Logging
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def
initializeLogIfNecessary(isInterpreter: Boolean): Unit
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- protected
- Definition Classes
- Logging
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final
def
isInstanceOf[T0]: Boolean
- Definition Classes
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final
def
isNeedToSplitDataBlock(curMeta: OrcBlockMetaForSplitCheck, nextMeta: OrcBlockMetaForSplitCheck): Boolean
- Attributes
- protected
- Definition Classes
- OrcCommonFunctions
-
def
isTraceEnabled(): Boolean
- Attributes
- protected
- Definition Classes
- Logging
-
def
log: Logger
- Attributes
- protected
- Definition Classes
- Logging
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def
logDebug(msg: ⇒ String, throwable: Throwable): Unit
- Attributes
- protected
- Definition Classes
- Logging
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def
logDebug(msg: ⇒ String): Unit
- Attributes
- protected
- Definition Classes
- Logging
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def
logError(msg: ⇒ String, throwable: Throwable): Unit
- Attributes
- protected
- Definition Classes
- Logging
-
def
logError(msg: ⇒ String): Unit
- Attributes
- protected
- Definition Classes
- Logging
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def
logInfo(msg: ⇒ String, throwable: Throwable): Unit
- Attributes
- protected
- Definition Classes
- Logging
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def
logInfo(msg: ⇒ String): Unit
- Attributes
- protected
- Definition Classes
- Logging
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def
logName: String
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- protected
- Definition Classes
- Logging
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def
logTrace(msg: ⇒ String, throwable: Throwable): Unit
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- protected
- Definition Classes
- Logging
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def
logTrace(msg: ⇒ String): Unit
- Attributes
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- Definition Classes
- Logging
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def
logWarning(msg: ⇒ String, throwable: Throwable): Unit
- Attributes
- protected
- Definition Classes
- Logging
-
def
logWarning(msg: ⇒ String): Unit
- Attributes
- protected
- Definition Classes
- Logging
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val
metrics: Map[String, GpuMetric]
- Definition Classes
- ScanWithMetrics
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final
def
ne(arg0: AnyRef): Boolean
- Definition Classes
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final
def
notify(): Unit
- Definition Classes
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- Annotations
- @native()
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final
def
notifyAll(): Unit
- Definition Classes
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- Annotations
- @native()
- def populateCurrentBlockChunk(blockIterator: BufferedIterator[OrcOutputStripe], maxReadBatchSizeRows: Int, maxReadBatchSizeBytes: Long): Seq[OrcOutputStripe]
-
def
readPartFile(ctx: OrcPartitionReaderContext, stripes: Seq[OrcOutputStripe]): (HostMemoryBuffer, Long)
Read the stripes into HostMemoryBuffer.
Read the stripes into HostMemoryBuffer.
- ctx
the context to provide some necessary information
- stripes
a sequence of Stripe to be read into HostMemeoryBuffer
- returns
HostMemeoryBuffer and its data size
- Attributes
- protected
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final
def
synchronized[T0](arg0: ⇒ T0): T0
- Definition Classes
- AnyRef
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implicit
def
toDataStripes(stripes: Seq[DataBlockBase]): Seq[OrcStripeWithMeta]
- Attributes
- protected
- Definition Classes
- OrcCommonFunctions
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def
toString(): String
- Definition Classes
- AnyRef → Any
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implicit
def
toStripe(block: DataBlockBase): OrcStripeWithMeta
- Attributes
- protected
- Definition Classes
- OrcCommonFunctions
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final
def
wait(): Unit
- Definition Classes
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- @throws( ... )
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final
def
wait(arg0: Long, arg1: Int): Unit
- Definition Classes
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- @throws( ... )
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final
def
wait(arg0: Long): Unit
- Definition Classes
- AnyRef
- Annotations
- @throws( ... ) @native()
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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
- Attributes
- protected
- Definition Classes
- OrcCommonFunctions
-
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
- Definition Classes
- OrcCommonFunctions