stx::CBTreeDB< _Key, _Compare, _BTreePageSize, _AppVersionId >::PageCacheImpl::HashCell Struct Reference

Structure for each slot in the cache hash array. More...

#include <stx-cbtreedb.h>

Collaboration diagram for stx::CBTreeDB< _Key, _Compare, _BTreePageSize, _AppVersionId >::PageCacheImpl::HashCell:

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List of all members.

Public Attributes
struct HashCell *	bucket_next
	pointer forward to next hash cell in bucket
struct HashCell *	bucket_prev
	pointer backward to previous hash cell in bucket
struct HashCell *	list_next
	pointer forward in LRU double-linked list
struct HashCell *	list_prev
	pointer backward in LRU double-linked list
uint32_t	lrutime
	virtual LRU timestamp, just for testing.
void *	btreeid
	b-tree object identifier of page
uint32_t	pageid
	page identifier withing b-tree
BTreePage	page
	page holder object

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Detailed Description

template<typename _Key = uint32_t, typename _Compare = std::less<_Key>, unsigned int _BTreePageSize = 1024, uint32_t _AppVersionId = 0>
struct stx::CBTreeDB< _Key, _Compare, _BTreePageSize, _AppVersionId >::PageCacheImpl::HashCell

Structure for each slot in the cache hash array.

Definition at line 947 of file stx-cbtreedb.h.

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Member Data Documentation

template<typename _Key = uint32_t, typename _Compare = std::less<_Key>, unsigned int _BTreePageSize = 1024, uint32_t _AppVersionId = 0>

void* stx::CBTreeDB< _Key, _Compare, _BTreePageSize, _AppVersionId >::PageCacheImpl::HashCell::btreeid

b-tree object identifier of page

Definition at line 967 of file stx-cbtreedb.h.

template<typename _Key = uint32_t, typename _Compare = std::less<_Key>, unsigned int _BTreePageSize = 1024, uint32_t _AppVersionId = 0>

struct HashCell* stx::CBTreeDB< _Key, _Compare, _BTreePageSize, _AppVersionId >::PageCacheImpl::HashCell::bucket_next

pointer forward to next hash cell in bucket

Definition at line 950 of file stx-cbtreedb.h.

template<typename _Key = uint32_t, typename _Compare = std::less<_Key>, unsigned int _BTreePageSize = 1024, uint32_t _AppVersionId = 0>

struct HashCell* stx::CBTreeDB< _Key, _Compare, _BTreePageSize, _AppVersionId >::PageCacheImpl::HashCell::bucket_prev

pointer backward to previous hash cell in bucket

Definition at line 953 of file stx-cbtreedb.h.

template<typename _Key = uint32_t, typename _Compare = std::less<_Key>, unsigned int _BTreePageSize = 1024, uint32_t _AppVersionId = 0>

struct HashCell* stx::CBTreeDB< _Key, _Compare, _BTreePageSize, _AppVersionId >::PageCacheImpl::HashCell::list_next

pointer forward in LRU double-linked list

Definition at line 956 of file stx-cbtreedb.h.

template<typename _Key = uint32_t, typename _Compare = std::less<_Key>, unsigned int _BTreePageSize = 1024, uint32_t _AppVersionId = 0>

struct HashCell* stx::CBTreeDB< _Key, _Compare, _BTreePageSize, _AppVersionId >::PageCacheImpl::HashCell::list_prev

pointer backward in LRU double-linked list

Definition at line 959 of file stx-cbtreedb.h.

template<typename _Key = uint32_t, typename _Compare = std::less<_Key>, unsigned int _BTreePageSize = 1024, uint32_t _AppVersionId = 0>

uint32_t stx::CBTreeDB< _Key, _Compare, _BTreePageSize, _AppVersionId >::PageCacheImpl::HashCell::lrutime

virtual LRU timestamp, just for testing.

Definition at line 963 of file stx-cbtreedb.h.

template<typename _Key = uint32_t, typename _Compare = std::less<_Key>, unsigned int _BTreePageSize = 1024, uint32_t _AppVersionId = 0>

BTreePage stx::CBTreeDB< _Key, _Compare, _BTreePageSize, _AppVersionId >::PageCacheImpl::HashCell::page

page holder object

Definition at line 973 of file stx-cbtreedb.h.

template<typename _Key = uint32_t, typename _Compare = std::less<_Key>, unsigned int _BTreePageSize = 1024, uint32_t _AppVersionId = 0>

uint32_t stx::CBTreeDB< _Key, _Compare, _BTreePageSize, _AppVersionId >::PageCacheImpl::HashCell::pageid

page identifier withing b-tree

Definition at line 970 of file stx-cbtreedb.h.

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

• include/stx-cbtreedb.h