gpudb::RecordKey Class Reference

#include <gpudb/utils/GPUdbMultiHeadIOUtils.h>

Public Member Functions
	RecordKey ()
	RecordKey (size_t buffer_size)
	RecordKey (const RecordKey &other)
	~RecordKey ()
bool	is_valid () const
int32_t	get_hash_code () const
void	reset (size_t buffer_size)
void	add_char1 (const std::string &value, bool is_null)
void	add_char2 (const std::string &value, bool is_null)
void	add_char4 (const std::string &value, bool is_null)
void	add_char8 (const std::string &value, bool is_null)
void	add_char16 (const std::string &value, bool is_null)
void	add_char32 (const std::string &value, bool is_null)
void	add_char64 (const std::string &value, bool is_null)
void	add_char128 (const std::string &value, bool is_null)
void	add_char256 (const std::string &value, bool is_null)
void	add_date (const std::string &value, bool is_null)
void	add_datetime (const std::string &value, bool is_null)
void	add_decimal (const std::string &value, bool is_null)
void	add_double (double value, bool is_null)
void	add_float (float value, bool is_null)
void	add_int8 (int8_t value, bool is_null)
void	add_int16 (int16_t value, bool is_null)
void	add_int (int32_t value, bool is_null)
void	add_ipv4 (const std::string &value, bool is_null)
void	add_long (int64_t value, bool is_null)
void	add_time (const std::string &value, bool is_null)
void	add_timestamp (int64_t value, bool is_null)
void	add_string (const std::string &value, bool is_null)
void	compute_hash ()
	Compute the hash of the key in the buffer. More...
size_t	route (const std::vector< int32_t > &routing_table) const
	Given a routing table consisting of worker rank indices, choose a worker rank based on the hash of the record key. More...
RecordKey &	operator= (const RecordKey &other)
	The assignment operator. More...
bool	operator== (const RecordKey &rhs) const
	Returns true if the other RecordKey is equivalent to this key. More...
bool	operator!= (const RecordKey &rhs) const
bool	operator< (const RecordKey &rhs) const
	Returns true if this RecordKey is less than the other key. More...
bool	operator> (const RecordKey &rhs) const
std::string	toString (const std::string &separator=" ") const

Detailed Description

Definition at line 101 of file GPUdbMultiHeadIOUtils.h.

Constructor & Destructor Documentation

RecordKey() [1/3]

gpudb::RecordKey::RecordKey

(

)

RecordKey() [2/3]

gpudb::RecordKey::RecordKey

(

size_t

buffer_size

)

RecordKey() [3/3]

gpudb::RecordKey::RecordKey

(

const RecordKey &

other

)

~RecordKey()

gpudb::RecordKey::~RecordKey

(

)

Member Function Documentation

add_char1()

void gpudb::RecordKey::add_char1	(	const std::string &	value,
		bool	is_null
	)

add_char128()

void gpudb::RecordKey::add_char128	(	const std::string &	value,
		bool	is_null
	)

add_char16()

void gpudb::RecordKey::add_char16	(	const std::string &	value,
		bool	is_null
	)

add_char2()

void gpudb::RecordKey::add_char2	(	const std::string &	value,
		bool	is_null
	)

add_char256()

void gpudb::RecordKey::add_char256	(	const std::string &	value,
		bool	is_null
	)

add_char32()

void gpudb::RecordKey::add_char32	(	const std::string &	value,
		bool	is_null
	)

add_char4()

void gpudb::RecordKey::add_char4	(	const std::string &	value,
		bool	is_null
	)

add_char64()

void gpudb::RecordKey::add_char64	(	const std::string &	value,
		bool	is_null
	)

add_char8()

void gpudb::RecordKey::add_char8	(	const std::string &	value,
		bool	is_null
	)

add_date()

void gpudb::RecordKey::add_date	(	const std::string &	value,
		bool	is_null
	)

add_datetime()

void gpudb::RecordKey::add_datetime	(	const std::string &	value,
		bool	is_null
	)

add_decimal()

void gpudb::RecordKey::add_decimal	(	const std::string &	value,
		bool	is_null
	)

add_double()

void gpudb::RecordKey::add_double	(	double	value,
		bool	is_null
	)

add_float()

void gpudb::RecordKey::add_float	(	float	value,
		bool	is_null
	)

add_int()

void gpudb::RecordKey::add_int	(	int32_t	value,
		bool	is_null
	)

add_int16()

void gpudb::RecordKey::add_int16	(	int16_t	value,
		bool	is_null
	)

add_int8()

void gpudb::RecordKey::add_int8	(	int8_t	value,
		bool	is_null
	)

add_ipv4()

void gpudb::RecordKey::add_ipv4	(	const std::string &	value,
		bool	is_null
	)

add_long()

void gpudb::RecordKey::add_long	(	int64_t	value,
		bool	is_null
	)

add_string()

void gpudb::RecordKey::add_string	(	const std::string &	value,
		bool	is_null
	)

add_time()

void gpudb::RecordKey::add_time	(	const std::string &	value,
		bool	is_null
	)

add_timestamp()

void gpudb::RecordKey::add_timestamp	(	int64_t	value,
		bool	is_null
	)

compute_hash()

void gpudb::RecordKey::compute_hash

(

)

Compute the hash of the key in the buffer.

get_hash_code()

int32_t gpudb::RecordKey::get_hash_code ( ) const

inline

Definition at line 114 of file GPUdbMultiHeadIOUtils.h.

is_valid()

bool gpudb::RecordKey::is_valid ( ) const

inline

Definition at line 111 of file GPUdbMultiHeadIOUtils.h.

operator!=()

bool gpudb::RecordKey::operator!= ( const RecordKey &  rhs ) const

inline

Definition at line 199 of file GPUdbMultiHeadIOUtils.h.

operator<()

bool gpudb::RecordKey::operator<

(

const RecordKey &

rhs

)

const

Returns true if this RecordKey is less than the other key.

operator=()

RecordKey& gpudb::RecordKey::operator=

(

const RecordKey &

other

)

The assignment operator.

operator==()

bool gpudb::RecordKey::operator==

(

const RecordKey &

rhs

)

const

Returns true if the other RecordKey is equivalent to this key.

operator>()

bool gpudb::RecordKey::operator> ( const RecordKey &  rhs ) const

inline

Definition at line 203 of file GPUdbMultiHeadIOUtils.h.

reset()

void gpudb::RecordKey::reset

(

size_t

buffer_size

)

route()

size_t gpudb::RecordKey::route

(

const std::vector< int32_t > &

routing_table

)

const

Given a routing table consisting of worker rank indices, choose a worker rank based on the hash of the record key.

toString()

std::string gpudb::RecordKey::toString

(

const std::string &

separator = " "

)

const

---

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

• gpudb/utils/GPUdbMultiHeadIOUtils.h