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31 lines
1.1 KiB
C
31 lines
1.1 KiB
C
/*-------------------------------------------------------------------------
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*
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* visibilitymap.h
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* visibility map interface
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*
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*
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* Portions Copyright (c) 2007-2009, PostgreSQL Global Development Group
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* Portions Copyright (c) 1994, Regents of the University of California
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*
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* $PostgreSQL: pgsql/src/include/access/visibilitymap.h,v 1.3 2009/01/01 17:23:56 momjian Exp $
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*
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*-------------------------------------------------------------------------
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*/
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#ifndef VISIBILITYMAP_H
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#define VISIBILITYMAP_H
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#include "utils/relcache.h"
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#include "storage/buf.h"
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#include "storage/itemptr.h"
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#include "access/xlogdefs.h"
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extern void visibilitymap_clear(Relation rel, BlockNumber heapBlk);
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extern void visibilitymap_pin(Relation rel, BlockNumber heapBlk,
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Buffer *vmbuf);
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extern void visibilitymap_set(Relation rel, BlockNumber heapBlk,
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XLogRecPtr recptr, Buffer *vmbuf);
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extern bool visibilitymap_test(Relation rel, BlockNumber heapBlk, Buffer *vmbuf);
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extern void visibilitymap_truncate(Relation rel, BlockNumber heapblk);
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#endif /* VISIBILITYMAP_H */
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