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more TDB

This commit is contained in:
Hongze Cheng 2022-02-16 09:41:09 +00:00
parent c561879625
commit 10108f34fc
2 changed files with 9 additions and 10 deletions
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10
source/libs/tdb/src/db/tdbPgCache.c
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@ -14,16 +14,6 @@
*/ */
#include "tdbInt.h" #include "tdbInt.h"
typedef TD_DLIST_NODE(SPage) SPgListNode;
struct SPage {
pgid_t pgid; // page id
frame_id_t frameid; // frame id
uint8_t * pData; // real data
SPgListNode freeNode; // for SPgCache.freeList
SPgListNode pghtNode; // for pght
SPgListNode lruNode; // for LRU
};
typedef TD_DLIST(SPage) SPgList; typedef TD_DLIST(SPage) SPgList;
struct SPgCache { struct SPgCache {
TENV * pEnv; // TENV containing this page cache TENV * pEnv; // TENV containing this page cache

9
source/libs/tdb/src/inc/tdbPgCache.h
View File

@ -31,6 +31,15 @@ SPage *pgCacheFetch(SPgCache *pPgCache, pgid_t pgid);
int pgCacheRelease(SPage *pPage); int pgCacheRelease(SPage *pPage);
// SPage // SPage
typedef TD_DLIST_NODE(SPage) SPgListNode;
struct SPage {
pgid_t pgid; // page id
frame_id_t frameid; // frame id
uint8_t * pData; // real data
SPgListNode freeNode; // for SPgCache.freeList
SPgListNode pghtNode; // for pght
SPgListNode lruNode; // for LRU
};
#ifdef __cplusplus #ifdef __cplusplus
} }