niotso/deps/libpq/include/access/visibilitymap.h

30 lines
1,007 B
C

/*-------------------------------------------------------------------------
*
* visibilitymap.h
* visibility map interface
*
*
* Portions Copyright (c) 2007-2011, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* src/include/access/visibilitymap.h
*
*-------------------------------------------------------------------------
*/
#ifndef VISIBILITYMAP_H
#define VISIBILITYMAP_H
#include "access/xlogdefs.h"
#include "storage/block.h"
#include "storage/buf.h"
#include "utils/relcache.h"
extern void visibilitymap_clear(Relation rel, BlockNumber heapBlk);
extern void visibilitymap_pin(Relation rel, BlockNumber heapBlk,
Buffer *vmbuf);
extern void visibilitymap_set(Relation rel, BlockNumber heapBlk,
XLogRecPtr recptr, Buffer *vmbuf);
extern bool visibilitymap_test(Relation rel, BlockNumber heapBlk, Buffer *vmbuf);
extern void visibilitymap_truncate(Relation rel, BlockNumber heapblk);
#endif /* VISIBILITYMAP_H */