PersistentForeignStorageInterface Class Reference

#include <ForeignStorageInterface.h>

Inheritance diagram for PersistentForeignStorageInterface:

Public Member Functions
virtual	~PersistentForeignStorageInterface ()
virtual void	append (const std::vector< ForeignStorageColumnBuffer > &column_buffers)=0
virtual void	read (const ChunkKey &chunk_key, const SQLTypeInfo &sql_type, int8_t *dest, const size_t num_bytes)=0
virtual int8_t *	tryZeroCopy (const ChunkKey &chunk_key, const SQLTypeInfo &sql_type, const size_t num_bytes)
virtual void	prepareTable (const int, const std::string &type, TableDescriptor &, std::list< ColumnDescriptor > &)
virtual void	registerTable (Catalog_Namespace::Catalog *catalog, std::pair< int, int > table_key, const std::string &type, const TableDescriptor &td, const std::list< ColumnDescriptor > &cols, Data_Namespace::AbstractBufferMgr *mgr)=0
virtual void	dropTable (const int db_id, const int table_id)=0
virtual std::string	getType () const =0

Detailed Description

Definition at line 32 of file ForeignStorageInterface.h.

Constructor & Destructor Documentation

virtual PersistentForeignStorageInterface::~PersistentForeignStorageInterface ( )

inlinevirtual

Definition at line 34 of file ForeignStorageInterface.h.

{}

Member Function Documentation

virtual void PersistentForeignStorageInterface::append ( const std::vector< ForeignStorageColumnBuffer > &  column_buffers )

pure virtual

Implemented in ArrowForeignStorageBase, and DummyPersistentForeignStorage.

Referenced by ForeignStorageBufferMgr::checkpoint().

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virtual void PersistentForeignStorageInterface::dropTable ( const int  db_id, const int  table_id  )

pure virtual

Implemented in ArrowForeignStorageBase.

Referenced by ForeignStorageBufferMgr::removeTableRelatedDS().

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virtual std::string PersistentForeignStorageInterface::getType ( ) const

pure virtual

Implemented in ArrowCsvForeignStorage, ArrowForeignStorage, and DummyPersistentForeignStorage.

virtual void PersistentForeignStorageInterface::prepareTable ( const int  , const std::string &  type, TableDescriptor &  , std::list< ColumnDescriptor > &    )

inlinevirtual

Reimplemented in ArrowCsvForeignStorage, and ArrowForeignStorage.

Definition at line 46 of file ForeignStorageInterface.h.

                                                          {}

virtual void PersistentForeignStorageInterface::read ( const ChunkKey &  chunk_key, const SQLTypeInfo &  sql_type, int8_t *  dest, const size_t  num_bytes  )

pure virtual

Implemented in ArrowForeignStorageBase, and DummyPersistentForeignStorage.

Referenced by ForeignStorageBuffer::read().

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virtual void PersistentForeignStorageInterface::registerTable ( Catalog_Namespace::Catalog *  catalog, std::pair< int, int >  table_key, const std::string &  type, const TableDescriptor &  td, const std::list< ColumnDescriptor > &  cols, Data_Namespace::AbstractBufferMgr *  mgr  )

pure virtual

Implemented in ArrowCsvForeignStorage, and ArrowForeignStorage.

virtual int8_t* PersistentForeignStorageInterface::tryZeroCopy ( const ChunkKey &  chunk_key, const SQLTypeInfo &  sql_type, const size_t  num_bytes  )

inlinevirtual

Reimplemented in ArrowForeignStorageBase.

Definition at line 41 of file ForeignStorageInterface.h.

Referenced by ForeignStorageBuffer::tryZeroCopy().

                                                      {
    return nullptr;
  }

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

• /home/jenkins-slave/workspace/core-os-doxygen/DataMgr/ForeignStorage/ForeignStorageInterface.h