#include <column_chunk_data.h>

Inheritance diagram for kuzu::storage::NullChunkData:

Public Member Functions
	NullChunkData (uint64_t capacity, bool enableCompression, ResidencyState type)

	NullChunkData (bool enableCompression, const ColumnChunkMetadata &metadata)

bool	isNull (common::offset_t pos) const

void	setNull (common::offset_t pos, bool isNull)

bool	mayHaveNull () const

void	resetToEmpty () override

void	resetToNoNull ()

void	resetToAllNull () override

void	copyFromBuffer (uint64_t *srcBuffer, uint64_t srcOffset, uint64_t dstOffset, uint64_t numBits, bool invert=false)

void	scan (common::ValueVector &output, common::offset_t offset, common::length_t length, common::sel_t posInOutputVector=0) const override

void	append (ColumnChunkData *other, common::offset_t startPosInOtherChunk, uint32_t numValuesToAppend) override

void	write (const common::ValueVector *vector, common::offset_t offsetInVector, common::offset_t offsetInChunk) override

void	write (ColumnChunkData *srcChunk, common::offset_t srcOffsetInChunk, common::offset_t dstOffsetInChunk, common::offset_t numValuesToCopy) override

void	serialize (common::Serializer &serializer) const override

common::NullMask	getNullMask () const

Public Member Functions inherited from kuzu::storage::BoolChunkData
	BoolChunkData (uint64_t capacity, bool enableCompression, ResidencyState type, bool hasNullChunk)

	BoolChunkData (bool enableCompression, const ColumnChunkMetadata &metadata, bool hasNullData)

void	append (common::ValueVector *vector, const common::SelectionVector &sel) final

void	lookup (common::offset_t offsetInChunk, common::ValueVector &output, common::sel_t posInOutputVector) const override

void	write (ColumnChunkData chunk, ColumnChunkData dstOffsets, common::RelMultiplicity multiplicity) final

Public Member Functions inherited from kuzu::storage::ColumnChunkData
	ColumnChunkData (common::LogicalType dataType, uint64_t capacity, bool enableCompression, ResidencyState residencyState, bool hasNullData)

	ColumnChunkData (common::LogicalType dataType, bool enableCompression, const ColumnChunkMetadata &metadata, bool hasNullData)

virtual	~ColumnChunkData ()=default

template<typename T >
T	getValue (common::offset_t pos) const

template<typename T >
void	setValue (T val, common::offset_t pos)

bool	isNull (common::offset_t pos) const

void	setNullData (std::unique_ptr< NullChunkData > nullData_)

bool	hasNullData () const

NullChunkData *	getNullData ()

const NullChunkData &	getNullData () const

std::optional< common::NullMask >	getNullMask () const

std::unique_ptr< NullChunkData >	moveNullData ()

common::LogicalType &	getDataType ()

const common::LogicalType &	getDataType () const

ResidencyState	getResidencyState () const

bool	isCompressionEnabled () const

ColumnChunkMetadata &	getMetadata ()

const ColumnChunkMetadata &	getMetadata () const

void	setMetadata (const ColumnChunkMetadata &metadata_)

virtual ColumnChunkMetadata	getMetadataToFlush () const

virtual void	flush (BMFileHandle &dataFH)

ColumnChunkMetadata	flushBuffer (BMFileHandle *dataFH, common::page_idx_t startPageIdx, const ColumnChunkMetadata &metadata) const

uint64_t	getNumBytesPerValue () const

uint8_t *	getData () const

virtual void	initializeScanState (ChunkState &state) const

virtual void	copy (ColumnChunkData *srcChunk, common::offset_t srcOffsetInChunk, common::offset_t dstOffsetInChunk, common::offset_t numValuesToCopy)

virtual void	setToInMemory ()

virtual void	resize (uint64_t newCapacity)

void	populateWithDefaultVal (evaluator::ExpressionEvaluator &defaultEvaluator, uint64_t &numValues_)

virtual void	finalize ()

uint64_t	getCapacity () const

virtual uint64_t	getNumValues () const

virtual void	resetNumValuesFromMetadata ()

virtual void	setNumValues (uint64_t numValues_)

virtual void	syncNumValues ()

virtual bool	numValuesSanityCheck () const

virtual bool	sanityCheck () const

virtual uint64_t	getEstimatedMemoryUsage () const

template<typename TARGET >
TARGET &	cast ()

template<typename TARGET >
const TARGET &	cast () const

template<>
void	setValue (bool val, common::offset_t pos)

template<>
bool	getValue (common::offset_t pos) const

Static Public Member Functions
static std::unique_ptr< NullChunkData >	deserialize (common::Deserializer &deSer)

Static Public Member Functions inherited from kuzu::storage::ColumnChunkData
static common::page_idx_t	getNumPagesForBytes (uint64_t numBytes)

static std::unique_ptr< ColumnChunkData >	deserialize (common::Deserializer &deSer)

Protected Attributes
bool	mayHaveNullValue

Protected Attributes inherited from kuzu::storage::ColumnChunkData
ResidencyState	residencyState

common::LogicalType	dataType

bool	enableCompression

uint32_t	numBytesPerValue

uint64_t	bufferSize

uint64_t	capacity

std::unique_ptr< uint8_t[]>	buffer

std::unique_ptr< NullChunkData >	nullData

uint64_t	numValues

flush_buffer_func_t	flushBufferFunction

get_metadata_func_t	getMetadataFunction

ColumnChunkMetadata	metadata

Additional Inherited Members
Protected Types inherited from kuzu::storage::ColumnChunkData
using	flush_buffer_func_t

using	get_metadata_func_t

using	get_min_max_func_t

Protected Member Functions inherited from kuzu::storage::ColumnChunkData
void	initializeBuffer ()

void	initializeFunction (bool enableCompression)

void	setToOnDisk (const ColumnChunkMetadata &metadata)

virtual void	copyVectorToBuffer (common::ValueVector *vector, common::offset_t startPosInChunk, const common::SelectionVector &selVector)

Constructor & Destructor Documentation

◆ NullChunkData() [1/2]

kuzu::storage::NullChunkData::NullChunkData	(	uint64_t	capacity,
		bool	enableCompression,
		ResidencyState	type )

inline

◆ NullChunkData() [2/2]

kuzu::storage::NullChunkData::NullChunkData	(	bool	enableCompression,
		const ColumnChunkMetadata &	metadata )

inline

Member Function Documentation

◆ append()

void kuzu::storage::NullChunkData::append	(	ColumnChunkData *	other,
		common::offset_t	startPosInOtherChunk,
		uint32_t	numValuesToAppend )

overridevirtual

Reimplemented from kuzu::storage::BoolChunkData.

◆ copyFromBuffer()

void kuzu::storage::NullChunkData::copyFromBuffer	(	uint64_t *	srcBuffer,
		uint64_t	srcOffset,
		uint64_t	dstOffset,
		uint64_t	numBits,
		bool	invert = false )

inline

◆ deserialize()

static std::unique_ptr< NullChunkData > kuzu::storage::NullChunkData::deserialize ( common::Deserializer & deSer )

static

◆ getNullMask()

common::NullMask kuzu::storage::NullChunkData::getNullMask ( ) const

inline

◆ isNull()

bool kuzu::storage::NullChunkData::isNull ( common::offset_t pos ) const

inline

◆ mayHaveNull()

bool kuzu::storage::NullChunkData::mayHaveNull ( ) const

inline

◆ resetToAllNull()

void kuzu::storage::NullChunkData::resetToAllNull ( )

inlineoverridevirtual

Reimplemented from kuzu::storage::ColumnChunkData.

◆ resetToEmpty()

void kuzu::storage::NullChunkData::resetToEmpty ( )

inlineoverridevirtual

Reimplemented from kuzu::storage::ColumnChunkData.

◆ resetToNoNull()

void kuzu::storage::NullChunkData::resetToNoNull ( )

inline

◆ scan()

void kuzu::storage::NullChunkData::scan	(	common::ValueVector &	output,
		common::offset_t	offset,
		common::length_t	length,
		common::sel_t	posInOutputVector = 0 ) const

overridevirtual

Reimplemented from kuzu::storage::BoolChunkData.

◆ serialize()

void kuzu::storage::NullChunkData::serialize ( common::Serializer & serializer ) const

overridevirtual

Reimplemented from kuzu::storage::ColumnChunkData.

◆ setNull()

void kuzu::storage::NullChunkData::setNull	(	common::offset_t	pos,
		bool	isNull )

◆ write() [1/2]

void kuzu::storage::NullChunkData::write	(	ColumnChunkData *	srcChunk,
		common::offset_t	srcOffsetInChunk,
		common::offset_t	dstOffsetInChunk,
		common::offset_t	numValuesToCopy )

overridevirtual

Reimplemented from kuzu::storage::BoolChunkData.

◆ write() [2/2]

void kuzu::storage::NullChunkData::write	(	const common::ValueVector *	vector,
		common::offset_t	offsetInVector,
		common::offset_t	offsetInChunk )

overridevirtual

Reimplemented from kuzu::storage::BoolChunkData.

Member Data Documentation

◆ mayHaveNullValue

bool kuzu::storage::NullChunkData::mayHaveNullValue

protected

The documentation for this class was generated from the following file:

headers/column_chunk_data.h

Public Member Functions

Static Public Member Functions

Protected Attributes

Additional Inherited Members

Constructor & Destructor Documentation

◆ NullChunkData() [1/2]

◆ NullChunkData() [2/2]

Member Function Documentation

◆ append()

◆ copyFromBuffer()

◆ deserialize()

◆ getNullMask()

◆ isNull()

◆ mayHaveNull()

◆ resetToAllNull()

◆ resetToEmpty()

◆ resetToNoNull()

◆ scan()

◆ serialize()

◆ setNull()

◆ write() [1/2]

◆ write() [2/2]

Member Data Documentation

◆ mayHaveNullValue