Package org.bytedeco.arrow_dataset

Class Summary

Class	Description
CsvFileFormat	\brief A FileFormat implementation that reads from and writes to Csv files
Dataset	\brief A container of zero or more Fragments.
DatasetFactory	\brief DatasetFactory provides a way to inspect/discover a Dataset's expected schema before materializing said Dataset.
DatasetFactoryResult
DatasetResult	A class for representing either a usable value, or an error.
DirectoryPartitioning	\brief DirectoryPartitioning parses one segment of a path for each field in its schema.
EnsureResult
Expression	An unbound expression which maps a single Datum to another Datum.
Expression.Call
Expression.Hash
Expression.Parameter
ExpressionResult
ExpressionVector
ExpressionVector.Iterator
FileFormat	\brief Base class for file format implementation
FileFragment	\brief A Fragment that is stored in a file with a known format
FileFragmentResult
FileFragmentVector
FileFragmentVector.Iterator
FileReaderResult
FileSource	\brief The path and filesystem where an actual file is located or a buffer which can be read like a file
FileSystemDataset	\brief A Dataset of FileFragments.
FileSystemDatasetFactory	\brief FileSystemDatasetFactory creates a Dataset from a vector of fs::FileInfo or a fs::FileSelector.
FileSystemDatasetResult
FileSystemDatasetWriteOptions
FileSystemFactoryOptions
FileWriteOptions
FileWriter
FileWriterResult
FilterIterator	\brief Like MapIterator, but where the function can fail.
FinishOptions
Fragment	\brief A granular piece of a Dataset, such as an individual file.
FragmentIterator	\brief A generic Iterator that can return errors
FragmentIterator.RangeIterator
FragmentIteratorResult
FragmentResult
FragmentVectorResult
FunctionPartitioning	\brief Implementation provided by lambda or other callable
HivePartitioning	\brief Multi-level, directory based partitioning originating from Apache Hive with all data files stored in the leaf directories.
InMemoryDataset	\brief A Source which yields fragments wrapping a stream of record batches.
InMemoryDataset.RecordBatchGenerator
InMemoryFragment	\brief A trivial Fragment that yields ScanTask out of a fixed set of RecordBatch.
InMemoryScanTask	\brief A trivial ScanTask that yields the RecordBatch of an array.
InspectOptions
IpcFileFormat	\brief A FileFormat implementation that reads from and writes to Ipc files
IpcFileWriteOptions
IpcFileWriter
KeyValuePartitioning	\brief Subclass for the common case of a partitioning which yields an equality expression for each segment
KeyValuePartitioning.Key	An unconverted equality expression consisting of a field name and the representation of a scalar value
ParquetDatasetFactory	\brief Create FileSystemDataset from custom _metadata cache file.
ParquetFactoryOptions
ParquetFileFormat	\brief A FileFormat implementation that reads from Parquet files
ParquetFileFragment	\brief A FileFragment with parquet logic.
ParquetFileFragmentResult
ParquetFileWriteOptions
ParquetFileWriter
PartitionedBatchesResult
Partitioning	\brief Interface for parsing partition expressions from string partition identifiers.
Partitioning.PartitionedBatches	\brief If the input batch shares any fields with this partitioning, produce sub-batches which satisfy mutually exclusive Expressions.
PartitioningFactory	\brief PartitioningFactory provides creation of a partitioning when the specific schema must be inferred from available paths (no explicit schema is known).
PartitioningFactoryOptions
PartitioningOrFactory	\brief Either a Partitioning or a PartitioningFactory
PartitioningResult
ReadaheadPromise
ReadaheadQueue
RecordBatchProjector	\brief Project a RecordBatch to a given schema.
ScanContext	\brief Shared state for a Scan operation
Scanner	\brief Scanner is a materialized scan operation with context and options bound.
ScannerBuilder	\brief ScannerBuilder is a factory class to construct a Scanner.
ScannerBuilderResult
ScannerResult
ScanOptions
ScanTask	\brief Read record batches from a range of a single data fragment.
ScanTaskIterator
ScanTaskIterator.RangeIterator
ScanTaskIteratorResult
ScanTaskResult
ScanTaskVector
ScanTaskVector.Iterator
ScanTaskVectorResult
SchemaManifest
StringUnorderedSet
StringUnorderedSet.Iterator
UnionDataset	\brief A Dataset wrapping child Datasets.
UnionDatasetFactory	\brief DatasetFactory provides a way to inspect/discover a Dataset's expected schema before materialization.
UnionDatasetResult

Enum Summary

Enum	Description
FilterIterator.Action