gs::IWalParser Class Reference

#include <wal.h>

Inheritance diagram for gs::IWalParser:

Public Member Functions
virtual	~IWalParser ()
virtual void	open (const std::string &wal_uri)=0
virtual void	close ()=0
virtual uint32_t	last_ts () const =0
virtual const WalContentUnit &	get_insert_wal (uint32_t ts) const =0
virtual const std::vector< UpdateWalUnit > &	get_update_wals () const =0

Detailed Description

The interface of wal parser.

Constructor & Destructor Documentation

~IWalParser()

virtual gs::IWalParser::~IWalParser ( )

inlinevirtual

Member Function Documentation

close()

virtual void gs::IWalParser::close ( )

pure virtual

Implemented in gs::LocalWalParser.

get_insert_wal()

virtual const WalContentUnit& gs::IWalParser::get_insert_wal ( uint32_t  ts ) const

pure virtual

Implemented in gs::LocalWalParser.

get_update_wals()

virtual const std::vector<UpdateWalUnit>& gs::IWalParser::get_update_wals ( ) const

pure virtual

Get all the update wal units.

Implemented in gs::LocalWalParser.

last_ts()

virtual uint32_t gs::IWalParser::last_ts ( ) const

pure virtual

Implemented in gs::LocalWalParser.

open()

virtual void gs::IWalParser::open ( const std::string &  wal_uri )

pure virtual

Open wals from a uri and parse the wal files.

Implemented in gs::LocalWalParser.

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

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