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/*-------------------------------------------------------------------------
*
* syncscan.h
* POSTGRES synchronous scan support functions.
*
*
* Portions Copyright (c) 1996-2024, 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
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