Uses of Class
org.apache.arrow.vector.types.pojo.Field

Packages that use Field

Package	Description
org.apache.arrow.driver.jdbc.utils
org.apache.arrow.vector
org.apache.arrow.vector.complex
org.apache.arrow.vector.complex.impl
org.apache.arrow.vector.complex.reader
org.apache.arrow.vector.complex.writer
org.apache.arrow.vector.table
org.apache.arrow.vector.types
org.apache.arrow.vector.types.pojo
org.apache.arrow.vector.util
org.apache.arrow.vector.validate

Uses of Field in org.apache.arrow.driver.jdbc.utils

Method parameters in org.apache.arrow.driver.jdbc.utils with type arguments of type Field

Modifier and Type	Method and Description
static List<org.apache.calcite.avatica.ColumnMetaData>	ConvertUtils.convertArrowFieldsToColumnMetaDataList(List<Field> fields) Convert Fields To Column MetaData List functions.

Uses of Field in org.apache.arrow.vector

Fields in org.apache.arrow.vector declared as Field

Modifier and Type	Field and Description
protected Field	BaseVariableWidthVector.field
protected Field	BaseFixedWidthVector.field
protected Field	NullVector.field
protected Field	BaseLargeVariableWidthVector.field

Methods in org.apache.arrow.vector that return Field

Modifier and Type	Method and Description
Field	ExtensionTypeVector.getField()
Field	BaseVariableWidthVector.getField() Get information about how this field is materialized.
Field	BaseFixedWidthVector.getField() Get information about how this field is materialized.
Field	ValueVector.getField() Get information about how this field is materialized.
Field	NullVector.getField()
Field	BaseLargeVariableWidthVector.getField() Get information about how this field is materialized.

Methods in org.apache.arrow.vector with parameters of type Field

Modifier and Type	Method and Description
TransferPair	DurationVector.getTransferPair(Field field, BufferAllocator allocator) Construct a TransferPair comprising this and a target vector of the same type.
TransferPair	DateMilliVector.getTransferPair(Field field, BufferAllocator allocator) Construct a TransferPair comprising this and a target vector of the same type.
TransferPair	FixedSizeBinaryVector.getTransferPair(Field field, BufferAllocator allocator) Construct a TransferPair comprising this and a target vector of the same type.
TransferPair	UInt2Vector.getTransferPair(Field field, BufferAllocator allocator) Construct a TransferPair comprising this and a target vector of the same type.
TransferPair	Decimal256Vector.getTransferPair(Field field, BufferAllocator allocator) Construct a TransferPair comprising this and a target vector of the same type.
TransferPair	TimeStampSecTZVector.getTransferPair(Field field, BufferAllocator allocator) Construct a TransferPair comprising of this and a target vector of the same type.
TransferPair	BitVector.getTransferPair(Field field, BufferAllocator allocator) Construct a TransferPair comprising this and a target vector of the same type.
TransferPair	TimeStampNanoTZVector.getTransferPair(Field field, BufferAllocator allocator) Construct a TransferPair comprising this and a target vector of the same type.
abstract TransferPair	BaseFixedWidthVector.getTransferPair(Field field, BufferAllocator allocator) Construct a transfer pair of this vector and another vector of same type.
TransferPair	TimeMilliVector.getTransferPair(Field field, BufferAllocator allocator) Construct a TransferPair comprising this and a target vector of the same type.
TransferPair	TimeStampSecVector.getTransferPair(Field field, BufferAllocator allocator) Construct a TransferPair comprising this and a target vector of the same type.
TransferPair	Float4Vector.getTransferPair(Field field, BufferAllocator allocator) Construct a TransferPair comprising this and a target vector of the same type.
TransferPair	UInt8Vector.getTransferPair(Field field, BufferAllocator allocator) Construct a TransferPair comprising this and a target vector of the same type.
TransferPair	TinyIntVector.getTransferPair(Field field, BufferAllocator allocator) Construct a TransferPair comprising this and a target vector of the same type.
TransferPair	TimeStampMicroVector.getTransferPair(Field field, BufferAllocator allocator) Construct a TransferPair comprising this and a target vector of the same type.
TransferPair	UInt4Vector.getTransferPair(Field field, BufferAllocator allocator) Construct a TransferPair comprising this and a target vector of the same type.
TransferPair	TimeStampMicroTZVector.getTransferPair(Field field, BufferAllocator allocator) Construct a TransferPair comprising this and a target vector of the same type.
TransferPair	TimeStampMilliVector.getTransferPair(Field field, BufferAllocator allocator) Construct a TransferPair comprising this and a target vector of the same type.
TransferPair	DateDayVector.getTransferPair(Field field, BufferAllocator allocator) Construct a TransferPair comprising this and a target vector of the same type.
TransferPair	TimeStampMilliTZVector.getTransferPair(Field field, BufferAllocator allocator) Construct a TransferPair comprising this and a target vector of the same type.
TransferPair	TimeMicroVector.getTransferPair(Field field, BufferAllocator allocator) Construct a TransferPair comprising this and a target vector of the same type.
TransferPair	SmallIntVector.getTransferPair(Field field, BufferAllocator allocator) Construct a TransferPair comprising this and a target vector of the same type.
TransferPair	DecimalVector.getTransferPair(Field field, BufferAllocator allocator) Construct a TransferPair comprising this and a target vector of the same type.
TransferPair	IntervalDayVector.getTransferPair(Field field, BufferAllocator allocator) Construct a TransferPair comprising this and a target vector of the same type.
TransferPair	IntVector.getTransferPair(Field field, BufferAllocator allocator) Construct a TransferPair comprising this and a target vector of the same type.
TransferPair	TimeNanoVector.getTransferPair(Field field, BufferAllocator allocator) Construct a TransferPair comprising this and a target vector of the same type.
TransferPair	UInt1Vector.getTransferPair(Field field, BufferAllocator allocator) Construct a TransferPair comprising this and a target vector of the same type.
TransferPair	Float8Vector.getTransferPair(Field field, BufferAllocator allocator) Construct a TransferPair comprising this and a target vector of the same type.
TransferPair	TimeSecVector.getTransferPair(Field field, BufferAllocator allocator) Construct a TransferPair comprising of this and a target vector of the same type.
TransferPair	BigIntVector.getTransferPair(Field field, BufferAllocator allocator) Construct a TransferPair comprising of this and a target vector of the same type.
TransferPair	IntervalMonthDayNanoVector.getTransferPair(Field field, BufferAllocator allocator) Construct a TransferPair comprising of this and a target vector of the same type.
TransferPair	TimeStampNanoVector.getTransferPair(Field field, BufferAllocator allocator) Construct a TransferPair comprising this and a target vector of the same type.
TransferPair	IntervalYearVector.getTransferPair(Field field, BufferAllocator allocator) Construct a TransferPair comprising this and a target vector of the same type.
FieldVector	VectorSchemaRoot.getVector(Field field)

Method parameters in org.apache.arrow.vector with type arguments of type Field

Modifier and Type	Method and Description
void	ExtensionTypeVector.initializeChildrenFromFields(List<Field> children)
void	BaseVariableWidthVector.initializeChildrenFromFields(List<Field> children) Initialize the children in schema for this Field.
void	BaseFixedWidthVector.initializeChildrenFromFields(List<Field> children) Initialize the children in schema for this Field.
void	FieldVector.initializeChildrenFromFields(List<Field> children) Initializes the child vectors to be later loaded with loadBuffers.
void	NullVector.initializeChildrenFromFields(List<Field> children)
void	BaseLargeVariableWidthVector.initializeChildrenFromFields(List<Field> children) Initialize the children in schema for this Field.

Constructors in org.apache.arrow.vector with parameters of type Field

Constructor and Description
BaseFixedWidthVector(Field field, BufferAllocator allocator, int typeWidth) Constructs a new instance.
BaseLargeVariableWidthVector(Field field, BufferAllocator allocator) Constructs a new instance.
BaseVariableWidthVector(Field field, BufferAllocator allocator) Constructs a new instance.
BigIntVector(Field field, BufferAllocator allocator) Instantiate a BigIntVector.
BitVector(Field field, BufferAllocator allocator) Instantiate a BitVector.
DateDayVector(Field field, BufferAllocator allocator) Instantiate a DateDayVector.
DateMilliVector(Field field, BufferAllocator allocator) Instantiate a DateMilliVector.
Decimal256Vector(Field field, BufferAllocator allocator) Instantiate a Decimal256Vector.
DecimalVector(Field field, BufferAllocator allocator) Instantiate a DecimalVector.
DurationVector(Field field, BufferAllocator allocator) Instantiate a DurationVector.
ExtensionTypeVector(Field field, BufferAllocator allocator, T underlyingVector) Instantiate an extension type vector.
FixedSizeBinaryVector(Field field, BufferAllocator allocator) Instantiate a FixedSizeBinaryVector.
Float4Vector(Field field, BufferAllocator allocator) Instantiate a Float4Vector.
Float8Vector(Field field, BufferAllocator allocator) Instantiate a Float8Vector.
IntervalDayVector(Field field, BufferAllocator allocator) Instantiate a IntervalDayVector.
IntervalMonthDayNanoVector(Field field, BufferAllocator allocator) Instantiate a IntervalMonthDayNanoVector.
IntervalYearVector(Field field, BufferAllocator allocator) Instantiate a IntervalYearVector.
IntVector(Field field, BufferAllocator allocator) Instantiate a IntVector.
LargeVarBinaryVector(Field field, BufferAllocator allocator) Instantiate a LargeVarBinaryVector.
LargeVarCharVector(Field field, BufferAllocator allocator) Instantiate a LargeVarCharVector.
NullVector(Field field) Instantiate a NullVector.
SmallIntVector(Field field, BufferAllocator allocator) Instantiate a SmallIntVector.
TimeMicroVector(Field field, BufferAllocator allocator) Instantiate a TimeMicroVector.
TimeMilliVector(Field field, BufferAllocator allocator) Instantiate a TimeMilliVector.
TimeNanoVector(Field field, BufferAllocator allocator) Instantiate a TimeNanoVector.
TimeSecVector(Field field, BufferAllocator allocator) Instantiate a TimeSecVector.
TimeStampMicroTZVector(Field field, BufferAllocator allocator) Instantiate a TimeStampMicroTZVector.
TimeStampMicroVector(Field field, BufferAllocator allocator) Instantiate a TimeStampMicroVector.
TimeStampMilliTZVector(Field field, BufferAllocator allocator) Instantiate a TimeStampMilliTZVector.
TimeStampMilliVector(Field field, BufferAllocator allocator) Instantiate a TimeStampMilliVector.
TimeStampNanoTZVector(Field field, BufferAllocator allocator) Instantiate a TimeStampNanoTZVector.
TimeStampNanoVector(Field field, BufferAllocator allocator) Instantiate a TimeStampNanoVector.
TimeStampSecTZVector(Field field, BufferAllocator allocator) Instantiate a TimeStampSecTZVector.
TimeStampSecVector(Field field, BufferAllocator allocator) Instantiate a TimeStampSecVector.
TimeStampVector(Field field, BufferAllocator allocator) Instantiate a TimeStampVector.
TinyIntVector(Field field, BufferAllocator allocator) Instantiate a TinyIntVector.
UInt1Vector(Field field, BufferAllocator allocator) Constructor for UInt1Vector.
UInt2Vector(Field field, BufferAllocator allocator) Constructor for UInt2Vector type.
UInt4Vector(Field field, BufferAllocator allocator) Constructor for UInt4Vector.
UInt8Vector(Field field, BufferAllocator allocator) Constructor for UInt8Vector.
VarBinaryVector(Field field, BufferAllocator allocator) Instantiate a VarBinaryVector.
VarCharVector(Field field, BufferAllocator allocator) Instantiate a VarCharVector.
ZeroVector(Field field) Instantiate a ZeroVector.

Constructor parameters in org.apache.arrow.vector with type arguments of type Field

Constructor and Description
VectorSchemaRoot(List<Field> fields, List<FieldVector> fieldVectors) Constructs a new instance.
VectorSchemaRoot(List<Field> fields, List<FieldVector> fieldVectors, int rowCount) Constructs a new instance.

Uses of Field in org.apache.arrow.vector.complex

Methods in org.apache.arrow.vector.complex that return Field

Modifier and Type	Method and Description
Field	DenseUnionVector.getField()
Field	NonNullableStructVector.getField()
Field	LargeListVector.getField()
Field	FixedSizeListVector.getField()
Field	ListVector.getField()
Field	UnionVector.getField()

Methods in org.apache.arrow.vector.complex with parameters of type Field

Modifier and Type	Method and Description
byte	DenseUnionVector.registerNewTypeId(Field field)

Method parameters in org.apache.arrow.vector.complex with type arguments of type Field

Modifier and Type	Method and Description
void	DenseUnionVector.initializeChildrenFromFields(List<Field> children)
void	NonNullableStructVector.initializeChildrenFromFields(List<Field> children) Initializes the struct's members from the given Fields.
void	LargeListVector.initializeChildrenFromFields(List<Field> children)
void	FixedSizeListVector.initializeChildrenFromFields(List<Field> children)
void	ListVector.initializeChildrenFromFields(List<Field> children)
void	MapVector.initializeChildrenFromFields(List<Field> children) Initialize child vectors of the map from the given list of fields.
void	UnionVector.initializeChildrenFromFields(List<Field> children)

Uses of Field in org.apache.arrow.vector.complex.impl

Methods in org.apache.arrow.vector.complex.impl that return Field

Modifier and Type	Method and Description
Field	TimeStampMicroReaderImpl.getField()
Field	UnionLargeListReader.getField()
Field	IntervalYearWriterImpl.getField()
Field	UInt8ReaderImpl.getField()
Field	TimeStampNanoWriterImpl.getField()
Field	DateDayReaderImpl.getField()
Field	IntervalYearReaderImpl.getField()
Field	DenseUnionWriter.getField()
Field	NullableStructReaderImpl.getField()
Field	ComplexWriterImpl.getField()
Field	NullableStructWriter.getField()
Field	UInt2WriterImpl.getField()
Field	TimeStampMicroTZReaderImpl.getField()
Field	DurationWriterImpl.getField()
Field	TimeMilliReaderImpl.getField()
Field	TimeSecReaderImpl.getField()
Field	FixedSizeBinaryReaderImpl.getField()
Field	TimeStampSecTZWriterImpl.getField()
Field	Float8WriterImpl.getField()
Field	TimeStampMilliTZWriterImpl.getField()
Field	TimeStampSecTZReaderImpl.getField()
Field	BitWriterImpl.getField()
Field	IntervalDayWriterImpl.getField()
Field	DateMilliWriterImpl.getField()
Field	TimeStampMicroWriterImpl.getField()
Field	UnionListReader.getField()
Field	IntWriterImpl.getField()
Field	UInt4ReaderImpl.getField()
Field	LargeVarCharReaderImpl.getField()
Field	TinyIntReaderImpl.getField()
Field	SmallIntReaderImpl.getField()
Field	IntervalMonthDayNanoReaderImpl.getField()
Field	VarBinaryReaderImpl.getField()
Field	TinyIntWriterImpl.getField()
Field	UInt1ReaderImpl.getField()
Field	UnionListWriter.getField()
Field	DurationReaderImpl.getField()
Field	VarCharWriterImpl.getField()
Field	UInt1WriterImpl.getField()
Field	IntReaderImpl.getField()
Field	NullReader.getField()
Field	UnionFixedSizeListWriter.getField()
Field	IntervalMonthDayNanoWriterImpl.getField()
Field	Decimal256WriterImpl.getField()
Field	UInt8WriterImpl.getField()
Field	TimeStampNanoReaderImpl.getField()
Field	SingleStructReaderImpl.getField()
Field	TimeStampNanoTZReaderImpl.getField()
Field	TimeStampNanoTZWriterImpl.getField()
Field	DateMilliReaderImpl.getField()
Field	Decimal256ReaderImpl.getField()
Field	LargeVarCharWriterImpl.getField()
Field	BitReaderImpl.getField()
Field	LargeVarBinaryReaderImpl.getField()
Field	TimeStampMilliTZReaderImpl.getField()
Field	DecimalWriterImpl.getField()
Field	TimeStampSecWriterImpl.getField()
Field	TimeNanoWriterImpl.getField()
Field	Float8ReaderImpl.getField()
Field	Float4ReaderImpl.getField()
Field	VarCharReaderImpl.getField()
Field	IntervalDayReaderImpl.getField()
Field	TimeMilliWriterImpl.getField()
Field	UInt2ReaderImpl.getField()
Field	UnionReader.getField()
Field	TimeSecWriterImpl.getField()
Field	PromotableWriter.getField()
Field	LargeVarBinaryWriterImpl.getField()
Field	SingleStructWriter.getField()
Field	BigIntWriterImpl.getField()
Field	TimeNanoReaderImpl.getField()
Field	FixedSizeBinaryWriterImpl.getField()
Field	BigIntReaderImpl.getField()
Field	DecimalReaderImpl.getField()
Field	DenseUnionReader.getField()
Field	TimeStampMilliWriterImpl.getField()
Field	TimeMicroWriterImpl.getField()
Field	VarBinaryWriterImpl.getField()
Field	TimeStampMilliReaderImpl.getField()
Field	UInt4WriterImpl.getField()
Field	UnionWriter.getField()
Field	Float4WriterImpl.getField()
Field	TimeMicroReaderImpl.getField()
Field	TimeStampSecReaderImpl.getField()
Field	TimeStampMicroTZWriterImpl.getField()
Field	SmallIntWriterImpl.getField()
Field	DateDayWriterImpl.getField()
Field	UnionLargeListWriter.getField()

Uses of Field in org.apache.arrow.vector.complex.reader

Methods in org.apache.arrow.vector.complex.reader that return Field

Modifier and Type	Method and Description
Field	BaseReader.getField()

Uses of Field in org.apache.arrow.vector.complex.writer

Methods in org.apache.arrow.vector.complex.writer that return Field

Modifier and Type	Method and Description
Field	BaseWriter.StructWriter.getField()

Uses of Field in org.apache.arrow.vector.table

Fields in org.apache.arrow.vector.table with type parameters of type Field

Modifier and Type	Field and Description
protected Map<Field,FieldVector>	BaseTable.fieldVectorsMap A map of Fields to FieldVectors used to select Fields.

Methods in org.apache.arrow.vector.table that return Field

Modifier and Type	Method and Description
Field	BaseTable.getField(String fieldName) Returns the Field with the given name if one exists in this table.

Methods in org.apache.arrow.vector.table with parameters of type Field

Modifier and Type	Method and Description
FieldReader	BaseTable.getReader(Field field) Returns a FieldReader for the given field.

Uses of Field in org.apache.arrow.vector.types

Methods in org.apache.arrow.vector.types with parameters of type Field

Modifier and Type	Method and Description
abstract FieldVector	Types.MinorType.getNewVector(Field field, BufferAllocator allocator, CallBack schemaChangeCallback) Constructs a new vector for the given type.

Uses of Field in org.apache.arrow.vector.types.pojo

Methods in org.apache.arrow.vector.types.pojo that return Field

Modifier and Type	Method and Description
static Field	Field.convertField(Field field) Constructs a new instance from a flatbuffer representation of the field.
static Field	Schema.findField(List<Field> fields, String name) Search for a field by name in given the list of fields.
Field	Schema.findField(String name) Search for a field by name in this Schema.
static Field	Field.notNullable(String name, ArrowType type)
static Field	Field.nullable(String name, ArrowType type)
static Field	Field.nullablePrimitive(String name, ArrowType.PrimitiveType type)

Methods in org.apache.arrow.vector.types.pojo that return types with arguments of type Field

Modifier and Type	Method and Description
List<Field>	Field.getChildren()
List<Field>	Schema.getFields()

Methods in org.apache.arrow.vector.types.pojo with parameters of type Field

Modifier and Type	Method and Description
FieldVector	FieldType.createNewSingleVector(Field field, BufferAllocator allocator, CallBack schemaCallBack)

Method parameters in org.apache.arrow.vector.types.pojo with type arguments of type Field

Modifier and Type	Method and Description
static Field	Schema.findField(List<Field> fields, String name) Search for a field by name in given the list of fields.

Constructor parameters in org.apache.arrow.vector.types.pojo with type arguments of type Field

Constructor and Description
Field(String name, FieldType fieldType, List<Field> children)
Schema(Iterable<Field> fields)
Schema(Iterable<Field> fields, Map<String,String> metadata) Constructor with metadata.

Uses of Field in org.apache.arrow.vector.util

Methods in org.apache.arrow.vector.util that return Field

Modifier and Type	Method and Description
static Field	DictionaryUtility.toMemoryFormat(Field field, BufferAllocator allocator, Map<Long,Dictionary> dictionaries) Convert field and child fields that have a dictionary encoding to memory format, so fields have the index type.
static Field	DictionaryUtility.toMessageFormat(Field field, DictionaryProvider provider, Set<Long> dictionaryIdsUsed) Convert field and child fields that have a dictionary encoding to message format, so fields have the dictionary type.

Methods in org.apache.arrow.vector.util with parameters of type Field

Modifier and Type	Method and Description
static boolean	DictionaryUtility.needConvertToMessageFormat(Field field) Checks if it is required to convert the field to message format.
static Field	DictionaryUtility.toMemoryFormat(Field field, BufferAllocator allocator, Map<Long,Dictionary> dictionaries) Convert field and child fields that have a dictionary encoding to memory format, so fields have the index type.
static Field	DictionaryUtility.toMessageFormat(Field field, DictionaryProvider provider, Set<Long> dictionaryIdsUsed) Convert field and child fields that have a dictionary encoding to message format, so fields have the dictionary type.

Uses of Field in org.apache.arrow.vector.validate

Method parameters in org.apache.arrow.vector.validate with type arguments of type Field

Modifier and Type	Method and Description
static void	MetadataV4UnionChecker.checkForUnion(Iterator<Field> fields, MetadataVersion metadataVersion) Check the schema, raising an error if an unsupported feature is used (e.g.