Uses of Class
org.apache.arrow.vector.ipc.ArrowReader

Packages that use ArrowReader

Package	Description
org.apache.arrow.adapter.orc
org.apache.arrow.c
org.apache.arrow.dataset.file
org.apache.arrow.dataset.jni
org.apache.arrow.dataset.scanner
org.apache.arrow.dataset.substrait
org.apache.arrow.flight.sql
org.apache.arrow.vector.ipc

Uses of ArrowReader in org.apache.arrow.adapter.orc

Subclasses of ArrowReader in org.apache.arrow.adapter.orc

Modifier and Type	Class	Description
class	OrcStripeReader	Orc stripe that load data into ArrowRecordBatch.

Methods in org.apache.arrow.adapter.orc that return ArrowReader

Modifier and Type	Method	Description
ArrowReader	OrcReader.nextStripeReader(long batchSize)	Get a stripe level ArrowReader with specified batchSize in each record batch.

Uses of ArrowReader in org.apache.arrow.c

Methods in org.apache.arrow.c that return ArrowReader

Modifier and Type	Method	Description
static ArrowReader	Data.importArrayStream(BufferAllocator allocator, ArrowArrayStream stream)	Equivalent to calling importArrayStream(allocator, stream, true).
static ArrowReader	Data.importArrayStream(BufferAllocator allocator, ArrowArrayStream stream, boolean closeImportedStructs)	Import an ArrowArrayStream as an ArrowReader.

Methods in org.apache.arrow.c with parameters of type ArrowReader

Modifier and Type	Method	Description
static void	Data.exportArrayStream(BufferAllocator allocator, ArrowReader reader, ArrowArrayStream out)	Export a reader as an ArrowArrayStream using the C Stream Interface.

Uses of ArrowReader in org.apache.arrow.dataset.file

Methods in org.apache.arrow.dataset.file with parameters of type ArrowReader

Modifier and Type	Method	Description
static void	DatasetFileWriter.write(BufferAllocator allocator, ArrowReader reader, FileFormat format, String uri)	Write the contents of an ArrowReader as a dataset, with default partitioning settings.
static void	DatasetFileWriter.write(BufferAllocator allocator, ArrowReader reader, FileFormat format, String uri, String[] partitionColumns, int maxPartitions, String baseNameTemplate)	Write the contents of an ArrowReader as a dataset.

Uses of ArrowReader in org.apache.arrow.dataset.jni

Subclasses of ArrowReader in org.apache.arrow.dataset.jni

Modifier and Type	Class	Description
class	NativeScanner.NativeReader	ArrowReader implementation for NativeDataset.

Methods in org.apache.arrow.dataset.jni that return ArrowReader

Modifier and Type	Method	Description
ArrowReader	NativeScanTask.execute()	Deprecated.
ArrowReader	NativeScanner.scanBatches()

Uses of ArrowReader in org.apache.arrow.dataset.scanner

Subclasses of ArrowReader in org.apache.arrow.dataset.scanner

Modifier and Type	Class	Description
class	ArrowScannerReader	An implementation of ArrowReader that reads the dataset from Scanner.

Methods in org.apache.arrow.dataset.scanner that return ArrowReader

Modifier and Type	Method	Description
ArrowReader	ScanTask.execute()	Deprecated. Execute this ScanTask and return a Reader instance.
ArrowReader	Scanner.scanBatches()	Read the dataset as a stream of record batches.

Uses of ArrowReader in org.apache.arrow.dataset.substrait

Methods in org.apache.arrow.dataset.substrait that return ArrowReader

Modifier and Type	Method	Description
ArrowReader	AceroSubstraitConsumer.runQuery(String plan)	Run Substrait plan.
ArrowReader	AceroSubstraitConsumer.runQuery(String plan, Map<String,ArrowReader> namedTables)	Run Substrait plan.
ArrowReader	AceroSubstraitConsumer.runQuery(ByteBuffer plan)	Run Substrait plan.
ArrowReader	AceroSubstraitConsumer.runQuery(ByteBuffer plan, Map<String,ArrowReader> namedTables)	Read binary Substrait plan, execute and return an ArrowReader to read Schema and ArrowRecordBatches.

Method parameters in org.apache.arrow.dataset.substrait with type arguments of type ArrowReader

Modifier and Type	Method	Description
ArrowReader	AceroSubstraitConsumer.runQuery(String plan, Map<String,ArrowReader> namedTables)	Run Substrait plan.
ArrowReader	AceroSubstraitConsumer.runQuery(ByteBuffer plan, Map<String,ArrowReader> namedTables)	Read binary Substrait plan, execute and return an ArrowReader to read Schema and ArrowRecordBatches.

Uses of ArrowReader in org.apache.arrow.flight.sql

Methods in org.apache.arrow.flight.sql with parameters of type ArrowReader

Modifier and Type	Method	Description
long	FlightSqlClient.executeIngest(ArrowReader dataReader, FlightSqlClient.ExecuteIngestOptions ingestOptions, CallOption... options)	Execute a bulk ingest on the server.
long	FlightSqlClient.executeIngest(ArrowReader dataReader, FlightSqlClient.ExecuteIngestOptions ingestOptions, FlightSqlClient.Transaction transaction, CallOption... options)	Execute a bulk ingest on the server.

Uses of ArrowReader in org.apache.arrow.vector.ipc

Subclasses of ArrowReader in org.apache.arrow.vector.ipc

Modifier and Type	Class	Description
class	ArrowFileReader	An implementation of ArrowReader that reads the standard arrow binary file format.
class	ArrowStreamReader	This class reads from an input stream and produces ArrowRecordBatches.