gs::VersionManager Class Reference

#include <version_manager.h>

Public Member Functions
	VersionManager ()
	~VersionManager ()
void	init_ts (uint32_t ts, int thread_num)
void	clear ()
uint32_t	acquire_read_timestamp ()
void	release_read_timestamp ()
uint32_t	acquire_insert_timestamp ()
void	release_insert_timestamp (uint32_t ts)
uint32_t	acquire_update_timestamp ()
void	release_update_timestamp (uint32_t ts)
bool	revert_update_timestamp (uint32_t ts)

Private Attributes
std::atomic< uint32_t >	write_ts_ {1}
std::atomic< uint32_t >	read_ts_ {0}
std::atomic< int >	pending_reqs_ {0}
std::atomic< int >	pending_update_reqs_ {0}
grape::Bitset	buf_
grape::SpinLock	lock_
int	thread_num_

Constructor & Destructor Documentation

VersionManager()

gs::VersionManager::VersionManager

(

)

~VersionManager()

gs::VersionManager::~VersionManager

(

)

Member Function Documentation

acquire_insert_timestamp()

uint32_t gs::VersionManager::acquire_insert_timestamp

(

)

acquire_read_timestamp()

uint32_t gs::VersionManager::acquire_read_timestamp

(

)

acquire_update_timestamp()

uint32_t gs::VersionManager::acquire_update_timestamp

(

)

clear()

void gs::VersionManager::clear

(

)

init_ts()

void gs::VersionManager::init_ts	(	uint32_t	ts,
		int	thread_num
	)

release_insert_timestamp()

void gs::VersionManager::release_insert_timestamp

(

uint32_t

ts

)

release_read_timestamp()

void gs::VersionManager::release_read_timestamp

(

)

release_update_timestamp()

void gs::VersionManager::release_update_timestamp

(

uint32_t

ts

)

revert_update_timestamp()

bool gs::VersionManager::revert_update_timestamp

(

uint32_t

ts

)

Member Data Documentation

buf_

grape::Bitset gs::VersionManager::buf_

private

lock_

grape::SpinLock gs::VersionManager::lock_

private

pending_reqs_

std::atomic<int> gs::VersionManager::pending_reqs_ {0}

private

pending_update_reqs_

std::atomic<int> gs::VersionManager::pending_update_reqs_ {0}

private

read_ts_

std::atomic<uint32_t> gs::VersionManager::read_ts_ {0}

private

thread_num_

int gs::VersionManager::thread_num_

private

write_ts_

std::atomic<uint32_t> gs::VersionManager::write_ts_ {1}

private

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

• /home/runner/work/GraphScope/GraphScope/flex/engines/graph_db/database/version_manager.h
• /home/runner/work/GraphScope/GraphScope/flex/engines/graph_db/database/version_manager.cc