mirror of
https://git.postgresql.org/git/postgresql.git
synced 2026-02-18 20:36:58 +08:00
31 lines
823 B
C
31 lines
823 B
C
/*-------------------------------------------------------------------------
|
|
*
|
|
* syncscan.h
|
|
* POSTGRES synchronous scan support functions.
|
|
*
|
|
*
|
|
* Portions Copyright (c) 1996-2025, PostgreSQL Global Development Group
|
|
* Portions Copyright (c) 1994, Regents of the University of California
|
|
*
|
|
* src/include/access/syncscan.h
|
|
*
|
|
*-------------------------------------------------------------------------
|
|
*/
|
|
#ifndef SYNCSCAN_H
|
|
#define SYNCSCAN_H
|
|
|
|
#include "storage/block.h"
|
|
#include "utils/relcache.h"
|
|
|
|
/* GUC variables */
|
|
#ifdef TRACE_SYNCSCAN
|
|
extern PGDLLIMPORT bool trace_syncscan;
|
|
#endif
|
|
|
|
extern void ss_report_location(Relation rel, BlockNumber location);
|
|
extern BlockNumber ss_get_location(Relation rel, BlockNumber relnblocks);
|
|
extern void SyncScanShmemInit(void);
|
|
extern Size SyncScanShmemSize(void);
|
|
|
|
#endif
|