kuzu::storage::ConstantCompression Class Reference

#include <compression.h>

Inheritance diagram for kuzu::storage::ConstantCompression:

Public Member Functions
	ConstantCompression (const common::LogicalType &logicalType)
uint64_t	compressNextPage (const uint8_t *&, uint64_t, uint8_t *, uint64_t, const struct CompressionMetadata &) const override
void	decompressFromPage (const uint8_t *, uint64_t, uint8_t *dstBuffer, uint64_t dstOffset, uint64_t numValues, const CompressionMetadata &metadata) const override
void	copyFromPage (const uint8_t *, uint64_t, uint8_t *dstBuffer, uint64_t dstOffset, uint64_t numValues, const CompressionMetadata &metadata) const
void	setValuesFromUncompressed (const uint8_t *, common::offset_t, uint8_t *, common::offset_t, common::offset_t, const CompressionMetadata &, const common::NullMask *) const override
CompressionType	getCompressionType () const override
Public Member Functions inherited from kuzu::storage::CompressionAlg
virtual	~CompressionAlg ()=default

Static Public Member Functions
static std::optional< CompressionMetadata >	analyze (const ColumnChunkData &chunk)
static void	decompressValues (uint8_t *dstBuffer, uint64_t dstOffset, uint64_t numValues, common::PhysicalTypeID physicalType, uint32_t numBytesPerValue, const CompressionMetadata &metadata)

Constructor & Destructor Documentation

ConstantCompression()

kuzu::storage::ConstantCompression::ConstantCompression ( const common::LogicalType & logicalType )

inlineexplicit

Member Function Documentation

analyze()

static std::optional< CompressionMetadata > kuzu::storage::ConstantCompression::analyze ( const ColumnChunkData & chunk )

static

compressNextPage()

uint64_t kuzu::storage::ConstantCompression::compressNextPage ( const uint8_t *& , uint64_t , uint8_t * , uint64_t , const struct CompressionMetadata &  ) const

inlineoverridevirtual

Implements kuzu::storage::CompressionAlg.

copyFromPage()

void kuzu::storage::ConstantCompression::copyFromPage	(	const uint8_t *	,
		uint64_t	,
		uint8_t *	dstBuffer,
		uint64_t	dstOffset,
		uint64_t	numValues,
		const CompressionMetadata &	metadata ) const

decompressFromPage()

void kuzu::storage::ConstantCompression::decompressFromPage ( const uint8_t * , uint64_t , uint8_t * dstBuffer, uint64_t dstOffset, uint64_t numValues, const CompressionMetadata & metadata ) const

overridevirtual

Implements kuzu::storage::CompressionAlg.

decompressValues()

static void kuzu::storage::ConstantCompression::decompressValues ( uint8_t * dstBuffer, uint64_t dstOffset, uint64_t numValues, common::PhysicalTypeID physicalType, uint32_t numBytesPerValue, const CompressionMetadata & metadata )

static

getCompressionType()

CompressionType kuzu::storage::ConstantCompression::getCompressionType ( ) const

inlineoverridevirtual

Implements kuzu::storage::CompressionAlg.

setValuesFromUncompressed()

void kuzu::storage::ConstantCompression::setValuesFromUncompressed ( const uint8_t * , common::offset_t , uint8_t * , common::offset_t , common::offset_t , const CompressionMetadata & , const common::NullMask *  ) const

inlineoverridevirtual

Implements kuzu::storage::CompressionAlg.

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

• headers/compression.h