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/*-------------------------------------------------------------------------
*
* hio.h
* POSTGRES heap access method input/output definitions.
*
*
* Portions Copyright (c) 1996-2009, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/access/hio.h,v 1.38 2009/01/01 17:23:56 momjian Exp $
*
*-------------------------------------------------------------------------
*/
#ifndef HIO_H
#define HIO_H
#include "access/htup.h"
#include "utils/relcache.h"
#include "storage/buf.h"
/*
* state for bulk inserts --- private to heapam.c and hio.c
*
* If current_buf isn't InvalidBuffer, then we are holding an extra pin
* on that buffer.
*
* "typedef struct BulkInsertStateData *BulkInsertState" is in heapam.h
*/
typedef struct BulkInsertStateData
{
BufferAccessStrategy strategy; /* our BULKWRITE strategy object */
Buffer current_buf; /* current insertion target page */
} BulkInsertStateData;
extern void RelationPutHeapTuple(Relation relation, Buffer buffer,
HeapTuple tuple);
extern Buffer RelationGetBufferForTuple(Relation relation, Size len,
Buffer otherBuffer, int options,
struct BulkInsertStateData *bistate);
#endif /* HIO_H */
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