PartitionPageIterator Class Reference

#include <PartitionPageIterator.h>

Inheritance diagram for PartitionPageIterator:

Collaboration diagram for PartitionPageIterator:

Public Member Functions
	PartitionPageIterator (PageCachePtr cache, PDBFilePtr file, FilePartitionID partitionId, UserSet *set=nullptr)
	~PartitionPageIterator ()
PDBPagePtr	next ()
bool	hasNext ()
Public Member Functions inherited from PageIteratorInterface
virtual	~PageIteratorInterface ()

Private Attributes
PageCachePtr	cache
PDBFilePtr	file
FileType	type
PartitionedFilePtr	partitionedFile
SequenceFilePtr	sequenceFile
FilePartitionID	partitionId
unsigned int	numPages
unsigned int	numIteratedPages
UserSet *	set

Detailed Description

Definition at line 33 of file PartitionPageIterator.h.

Constructor & Destructor Documentation

PartitionPageIterator::PartitionPageIterator	(	PageCachePtr	cache,
		PDBFilePtr	file,
		FilePartitionID	partitionId,
		UserSet *	set = nullptr
	)

To create a new PartitionPageIterator instance

Definition at line 25 of file PartitionPageIterator.cc.

PartitionPageIterator::~PartitionPageIterator ( )

inline

Definition at line 46 of file PartitionPageIterator.h.

Member Function Documentation

bool PartitionPageIterator::hasNext ( )

virtual

If there is more page, return true, otherwise return false.

Implements PageIteratorInterface.

Definition at line 88 of file PartitionPageIterator.cc.

PDBPagePtr PartitionPageIterator::next ( )

virtual

To return the next page. If there is no more page, return nullptr.

Implements PageIteratorInterface.

Definition at line 48 of file PartitionPageIterator.cc.

Member Data Documentation

PageCachePtr PartitionPageIterator::cache

private

Definition at line 59 of file PartitionPageIterator.h.

PDBFilePtr PartitionPageIterator::file

private

Definition at line 60 of file PartitionPageIterator.h.

unsigned int PartitionPageIterator::numIteratedPages

private

Definition at line 66 of file PartitionPageIterator.h.

unsigned int PartitionPageIterator::numPages

private

Definition at line 65 of file PartitionPageIterator.h.

PartitionedFilePtr PartitionPageIterator::partitionedFile

private

Definition at line 62 of file PartitionPageIterator.h.

FilePartitionID PartitionPageIterator::partitionId

private

Definition at line 64 of file PartitionPageIterator.h.

SequenceFilePtr PartitionPageIterator::sequenceFile

private

Definition at line 63 of file PartitionPageIterator.h.

UserSet* PartitionPageIterator::set

private

Definition at line 67 of file PartitionPageIterator.h.

FileType PartitionPageIterator::type

private

Definition at line 61 of file PartitionPageIterator.h.

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

• plinycompute/pdb/src/storage/headers/PartitionPageIterator.h
• plinycompute/pdb/src/storage/source/PartitionPageIterator.cc