Uses of Interface
org.apache.arrow.memory.util.hash.ArrowBufHasher

Packages that use ArrowBufHasher

Package	Description
org.apache.arrow.algorithm.dictionary
org.apache.arrow.memory.util
org.apache.arrow.memory.util.hash
org.apache.arrow.vector
org.apache.arrow.vector.complex
org.apache.arrow.vector.dictionary
org.apache.arrow.vector.util

Uses of ArrowBufHasher in org.apache.arrow.algorithm.dictionary

Constructors in org.apache.arrow.algorithm.dictionary with parameters of type ArrowBufHasher

Modifier	Constructor	Description
	HashTableBasedDictionaryBuilder(V dictionary, boolean encodeNull, ArrowBufHasher hasher)	Constructs a hash table based dictionary builder.
	HashTableDictionaryEncoder(D dictionary, boolean encodeNull, ArrowBufHasher hasher)	Constructs a dictionary encoder.

Uses of ArrowBufHasher in org.apache.arrow.memory.util

Methods in org.apache.arrow.memory.util with parameters of type ArrowBufHasher

Modifier and Type	Method	Description
static final int	ByteFunctionHelpers.hash(ArrowBufHasher hasher, ArrowBuf buf, long start, long end)	Compute hashCode with the given ArrowBufHasher, ArrowBuf and start/end index.

Constructors in org.apache.arrow.memory.util with parameters of type ArrowBufHasher

Modifier	Constructor	Description
	ArrowBufPointer(ArrowBuf buf, long offset, long length, ArrowBufHasher hasher)	Constructs an Arrow buffer pointer.
	ArrowBufPointer(ArrowBufHasher hasher)	Constructs an arrow buffer pointer with the specified hasher.

Uses of ArrowBufHasher in org.apache.arrow.memory.util.hash

Classes in org.apache.arrow.memory.util.hash that implement ArrowBufHasher

Modifier and Type	Class	Description
class	MurmurHasher	Implementation of the Murmur hashing algorithm.
class	SimpleHasher	A simple hasher that calculates the hash code of integers as is, and does not perform any finalization.

Uses of ArrowBufHasher in org.apache.arrow.vector

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

Modifier and Type	Method	Description
int	BaseFixedWidthVector.hashCode(int index, ArrowBufHasher hasher)
int	BaseLargeVariableWidthVector.hashCode(int index, ArrowBufHasher hasher)
int	BaseVariableWidthVector.hashCode(int index, ArrowBufHasher hasher)
int	BaseVariableWidthViewVector.hashCode(int index, ArrowBufHasher hasher)
int	BitVector.hashCode(int index, ArrowBufHasher hasher)
int	NullVector.hashCode(int index, ArrowBufHasher hasher)
int	ValueVector.hashCode(int index, ArrowBufHasher hasher)	Returns hashCode of element in index with the given hasher.
int	ZeroVector.hashCode(int index, ArrowBufHasher hasher)

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

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

Modifier and Type	Method	Description
int	DenseUnionVector.hashCode(int index, ArrowBufHasher hasher)
int	FixedSizeListVector.hashCode(int index, ArrowBufHasher hasher)
int	LargeListVector.hashCode(int index, ArrowBufHasher hasher)
int	ListVector.hashCode(int index, ArrowBufHasher hasher)
int	ListViewVector.hashCode(int index, ArrowBufHasher hasher)	Get the hash code for the element at the given index.
int	NonNullableStructVector.hashCode(int index, ArrowBufHasher hasher)
int	StructVector.hashCode(int index, ArrowBufHasher hasher)
int	UnionVector.hashCode(int index, ArrowBufHasher hasher)

Uses of ArrowBufHasher in org.apache.arrow.vector.dictionary

Constructors in org.apache.arrow.vector.dictionary with parameters of type ArrowBufHasher

Modifier	Constructor	Description
	DictionaryEncoder(Dictionary dictionary, BufferAllocator allocator, ArrowBufHasher hasher)	Construct an instance.
	DictionaryHashTable(int initialCapacity, ValueVector dictionary, ArrowBufHasher hasher)	Constructs an empty map with the specified initial capacity and load factor.
	DictionaryHashTable(ValueVector dictionary, ArrowBufHasher hasher)
	ListSubfieldEncoder(Dictionary dictionary, BufferAllocator allocator, ArrowBufHasher hasher)	Construct an instance.
	StructSubfieldEncoder(BufferAllocator allocator, DictionaryProvider.MapDictionaryProvider provider, ArrowBufHasher hasher)	Construct an instance.

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

Constructors in org.apache.arrow.vector.util with parameters of type ArrowBufHasher

Modifier	Constructor	Description
	ElementAddressableVectorIterator(T vector, ArrowBufHasher hasher)	Constructs an iterator for the ElementAddressableVector.