#include <read_transaction.h>

Collaboration diagram for gs::ReadTransaction:

[legend]

Classes
class	edge_iterator

class	vertex_iterator

Public Member Functions
	ReadTransaction (const GraphDBSession &session, const MutablePropertyFragment &graph, VersionManager &vm, timestamp_t timestamp)

	~ReadTransaction ()

std::string	run (const std::string &cypher, const std::map< std::string, std::string > &params) const

timestamp_t	timestamp () const

bool	Commit ()

void	Abort ()

const MutablePropertyFragment &	graph () const

const std::shared_ptr< ColumnBase >	get_vertex_property_column (uint8_t label, const std::string &col_name) const

template<typename T >
const std::shared_ptr< TypedRefColumn< T > >	get_vertex_ref_property_column (uint8_t label, const std::string &col_name) const
	Get the handle of the vertex property column, including the primary key. More...

vertex_iterator	GetVertexIterator (label_t label) const

vertex_iterator	FindVertex (label_t label, const Any &id) const

bool	GetVertexIndex (label_t label, const Any &id, vid_t &index) const

vid_t	GetVertexNum (label_t label) const

Any	GetVertexId (label_t label, vid_t index) const

edge_iterator	GetOutEdgeIterator (label_t label, vid_t u, label_t neighbor_label, label_t edge_label) const

edge_iterator	GetInEdgeIterator (label_t label, vid_t u, label_t neighbor_label, label_t edge_label) const

size_t	GetOutDegree (label_t label, vid_t u, label_t neighbor_label, label_t edge_label) const

size_t	GetInDegree (label_t label, vid_t u, label_t neighbor_label, label_t edge_label) const

template<typename EDATA_T >
AdjListView< EDATA_T >	GetOutgoingEdges (label_t v_label, vid_t v, label_t neighbor_label, label_t edge_label) const

template<typename EDATA_T >
AdjListView< EDATA_T >	GetIncomingEdges (label_t v_label, vid_t v, label_t neighbor_label, label_t edge_label) const

const Schema &	schema () const

template<typename EDATA_T >
GraphView< EDATA_T >	GetOutgoingGraphView (label_t v_label, label_t neighbor_label, label_t edge_label) const

template<typename EDATA_T >
GraphView< EDATA_T >	GetIncomingGraphView (label_t v_label, label_t neighbor_label, label_t edge_label) const

template<typename EDATA_T >
SingleGraphView< EDATA_T >	GetOutgoingSingleGraphView (label_t v_label, label_t neighbor_label, label_t edge_label) const

template<typename EDATA_T >
SingleGraphView< EDATA_T >	GetIncomingSingleGraphView (label_t v_label, label_t neighbor_label, label_t edge_label) const

template<typename EDATA_T >
SingleImmutableGraphView< EDATA_T >	GetOutgoingSingleImmutableGraphView (label_t v_label, label_t neighbor_label, label_t edge_label) const

template<typename EDATA_T >
SingleImmutableGraphView< EDATA_T >	GetIncomingSingleImmutableGraphView (label_t v_label, label_t neighbor_label, label_t edge_label) const

template<typename EDATA_T >
ImmutableGraphView< EDATA_T >	GetOutgoingImmutableGraphView (label_t v_label, label_t neighbor_label, label_t edge_label) const

template<typename EDATA_T >
ImmutableGraphView< EDATA_T >	GetIncomingImmutableGraphView (label_t v_label, label_t neighbor_label, label_t edge_label) const

const GraphDBSession &	GetSession () const

Private Member Functions
void	release ()

Private Attributes
const GraphDBSession &	session_

const MutablePropertyFragment &	graph_

VersionManager &	vm_

timestamp_t	timestamp_

Constructor & Destructor Documentation

◆ ReadTransaction()

gs::ReadTransaction::ReadTransaction	(	const GraphDBSession &	session,
		const MutablePropertyFragment &	graph,
		VersionManager &	vm,
		timestamp_t	timestamp
	)

◆ ~ReadTransaction()

gs::ReadTransaction::~ReadTransaction ( )

Member Function Documentation

◆ Abort()

void gs::ReadTransaction::Abort ( )

◆ Commit()

bool gs::ReadTransaction::Commit ( )

◆ FindVertex()

ReadTransaction::vertex_iterator gs::ReadTransaction::FindVertex	(	label_t	label,
		const Any &	id
	)		const

◆ get_vertex_property_column()

const std::shared_ptr<ColumnBase> gs::ReadTransaction::get_vertex_property_column	(	uint8_t	label,
		const std::string &	col_name
	)		const

inline

◆ get_vertex_ref_property_column()

template<typename T >

const std::shared_ptr<TypedRefColumn<T> > gs::ReadTransaction::get_vertex_ref_property_column	(	uint8_t	label,
		const std::string &	col_name
	)		const

inline

Get the handle of the vertex property column, including the primary key.

Template Parameters

T	The type of the column.

Parameters

label	The label of the vertex.
col_name	The name of the column.

◆ GetIncomingEdges()

template<typename EDATA_T >

AdjListView<EDATA_T> gs::ReadTransaction::GetIncomingEdges	(	label_t	v_label,
		vid_t	v,
		label_t	neighbor_label,
		label_t	edge_label
	)		const

inline

◆ GetIncomingGraphView()

template<typename EDATA_T >

GraphView<EDATA_T> gs::ReadTransaction::GetIncomingGraphView	(	label_t	v_label,
		label_t	neighbor_label,
		label_t	edge_label
	)		const

inline

◆ GetIncomingImmutableGraphView()

template<typename EDATA_T >

ImmutableGraphView<EDATA_T> gs::ReadTransaction::GetIncomingImmutableGraphView	(	label_t	v_label,
		label_t	neighbor_label,
		label_t	edge_label
	)		const

inline

◆ GetIncomingSingleGraphView()

template<typename EDATA_T >

SingleGraphView<EDATA_T> gs::ReadTransaction::GetIncomingSingleGraphView	(	label_t	v_label,
		label_t	neighbor_label,
		label_t	edge_label
	)		const

inline

◆ GetIncomingSingleImmutableGraphView()

template<typename EDATA_T >

SingleImmutableGraphView<EDATA_T> gs::ReadTransaction::GetIncomingSingleImmutableGraphView	(	label_t	v_label,
		label_t	neighbor_label,
		label_t	edge_label
	)		const

inline

◆ GetInDegree()

size_t gs::ReadTransaction::GetInDegree	(	label_t	label,
		vid_t	u,
		label_t	neighbor_label,
		label_t	edge_label
	)		const

◆ GetInEdgeIterator()

ReadTransaction::edge_iterator gs::ReadTransaction::GetInEdgeIterator	(	label_t	label,
		vid_t	u,
		label_t	neighbor_label,
		label_t	edge_label
	)		const

◆ GetOutDegree()

size_t gs::ReadTransaction::GetOutDegree	(	label_t	label,
		vid_t	u,
		label_t	neighbor_label,
		label_t	edge_label
	)		const

◆ GetOutEdgeIterator()

ReadTransaction::edge_iterator gs::ReadTransaction::GetOutEdgeIterator	(	label_t	label,
		vid_t	u,
		label_t	neighbor_label,
		label_t	edge_label
	)		const

◆ GetOutgoingEdges()

template<typename EDATA_T >

AdjListView<EDATA_T> gs::ReadTransaction::GetOutgoingEdges	(	label_t	v_label,
		vid_t	v,
		label_t	neighbor_label,
		label_t	edge_label
	)		const

inline

◆ GetOutgoingGraphView()

template<typename EDATA_T >

GraphView<EDATA_T> gs::ReadTransaction::GetOutgoingGraphView	(	label_t	v_label,
		label_t	neighbor_label,
		label_t	edge_label
	)		const

inline

◆ GetOutgoingImmutableGraphView()

template<typename EDATA_T >

ImmutableGraphView<EDATA_T> gs::ReadTransaction::GetOutgoingImmutableGraphView	(	label_t	v_label,
		label_t	neighbor_label,
		label_t	edge_label
	)		const

inline

◆ GetOutgoingSingleGraphView()

template<typename EDATA_T >

SingleGraphView<EDATA_T> gs::ReadTransaction::GetOutgoingSingleGraphView	(	label_t	v_label,
		label_t	neighbor_label,
		label_t	edge_label
	)		const

inline

◆ GetOutgoingSingleImmutableGraphView()

template<typename EDATA_T >

SingleImmutableGraphView<EDATA_T> gs::ReadTransaction::GetOutgoingSingleImmutableGraphView	(	label_t	v_label,
		label_t	neighbor_label,
		label_t	edge_label
	)		const

inline

◆ GetSession()

const GraphDBSession & gs::ReadTransaction::GetSession ( ) const

◆ GetVertexId()

Any gs::ReadTransaction::GetVertexId	(	label_t	label,
		vid_t	index
	)		const

◆ GetVertexIndex()

bool gs::ReadTransaction::GetVertexIndex	(	label_t	label,
		const Any &	id,
		vid_t &	index
	)		const

◆ GetVertexIterator()

ReadTransaction::vertex_iterator gs::ReadTransaction::GetVertexIterator ( label_t label ) const

◆ GetVertexNum()

vid_t gs::ReadTransaction::GetVertexNum ( label_t label ) const

◆ graph()

const MutablePropertyFragment & gs::ReadTransaction::graph ( ) const

◆ release()

void gs::ReadTransaction::release ( )

private

◆ run()

std::string gs::ReadTransaction::run	(	const std::string &	cypher,
		const std::map< std::string, std::string > &	params
	)		const

◆ schema()

const Schema& gs::ReadTransaction::schema ( ) const

inline

◆ timestamp()

timestamp_t gs::ReadTransaction::timestamp ( ) const

Member Data Documentation

◆ graph_

const MutablePropertyFragment& gs::ReadTransaction::graph_

private

◆ session_

const GraphDBSession& gs::ReadTransaction::session_

private

◆ timestamp_

timestamp_t gs::ReadTransaction::timestamp_

private

◆ vm_

VersionManager& gs::ReadTransaction::vm_

private

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

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

Classes

Public Member Functions

Private Member Functions

Private Attributes

Constructor & Destructor Documentation

◆ ReadTransaction()

◆ ~ReadTransaction()

Member Function Documentation

◆ Abort()

◆ Commit()

◆ FindVertex()

◆ get_vertex_property_column()

◆ get_vertex_ref_property_column()

◆ GetIncomingEdges()

◆ GetIncomingGraphView()

◆ GetIncomingImmutableGraphView()

◆ GetIncomingSingleGraphView()

◆ GetIncomingSingleImmutableGraphView()

◆ GetInDegree()

◆ GetInEdgeIterator()

◆ GetOutDegree()

◆ GetOutEdgeIterator()

◆ GetOutgoingEdges()

◆ GetOutgoingGraphView()

◆ GetOutgoingImmutableGraphView()

◆ GetOutgoingSingleGraphView()

◆ GetOutgoingSingleImmutableGraphView()

◆ GetSession()

◆ GetVertexId()

◆ GetVertexIndex()

◆ GetVertexIterator()

◆ GetVertexNum()

◆ graph()

◆ release()

◆ run()

◆ schema()

◆ timestamp()

Member Data Documentation

◆ graph_

◆ session_

◆ timestamp_

◆ vm_