39 lines
1.3 KiB
C
39 lines
1.3 KiB
C
/*
|
|
* brin_pageops.h
|
|
* Prototypes for operating on BRIN pages.
|
|
*
|
|
* Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
|
|
* Portions Copyright (c) 1994, Regents of the University of California
|
|
*
|
|
* IDENTIFICATION
|
|
* src/include/access/brin_pageops.h
|
|
*/
|
|
#ifndef BRIN_PAGEOPS_H
|
|
#define BRIN_PAGEOPS_H
|
|
|
|
#include "access/brin_revmap.h"
|
|
|
|
extern bool brin_doupdate(Relation idxrel, BlockNumber pagesPerRange,
|
|
BrinRevmap *revmap, BlockNumber heapBlk,
|
|
Buffer oldbuf, OffsetNumber oldoff,
|
|
const BrinTuple *origtup, Size origsz,
|
|
const BrinTuple *newtup, Size newsz,
|
|
bool samepage);
|
|
extern bool brin_can_do_samepage_update(Buffer buffer, Size origsz,
|
|
Size newsz);
|
|
extern OffsetNumber brin_doinsert(Relation idxrel, BlockNumber pagesPerRange,
|
|
BrinRevmap *revmap, Buffer *buffer, BlockNumber heapBlk,
|
|
BrinTuple *tup, Size itemsz);
|
|
|
|
extern void brin_page_init(Page page, uint16 type);
|
|
extern void brin_metapage_init(Page page, BlockNumber pagesPerRange,
|
|
uint16 version);
|
|
|
|
extern bool brin_start_evacuating_page(Relation idxRel, Buffer buf);
|
|
extern void brin_evacuate_page(Relation idxRel, BlockNumber pagesPerRange,
|
|
BrinRevmap *revmap, Buffer buf);
|
|
|
|
extern void brin_page_cleanup(Relation idxrel, Buffer buf);
|
|
|
|
#endif /* BRIN_PAGEOPS_H */
|