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TOAST

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WARNING: This is actually broken - we have self-deadlocks
	         due to concurrent changes in buffer management.
			 Vadim and me are working on it.

Jan
This commit is contained in:
Jan Wieck
2000-07-03 23:10:14 +00:00
parent ef5bea51e1
commit 57d8080a40
43 changed files with 1638 additions and 445 deletions
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16
src/include/access/tuptoaster.h
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@@ -6,7 +6,7 @@
*
* Copyright (c) 2000, PostgreSQL Development Team
*
* $Id: tuptoaster.h,v 1.2 2000/04/12 17:16:26 momjian Exp $
* $Id: tuptoaster.h,v 1.3 2000/07/03 23:09:58 wieck Exp $
*
*-------------------------------------------------------------------------
*/
@@ -22,11 +22,23 @@
#include "utils/rel.h"
#define TOAST_MAX_CHUNK_SIZE ((MaxTupleSize - \
MAXALIGN( \
MAXALIGN(offsetof(HeapTupleHeaderData, t_bits)) + \
MAXALIGN(sizeof(Oid)) + \
MAXALIGN(sizeof(int32)) + \
MAXALIGN(VARHDRSZ))) / 4)
extern void heap_tuple_toast_attrs(Relation rel,
HeapTuple newtup, HeapTuple oldtup);
HeapTuple newtup, HeapTuple oldtup);
extern varattrib *heap_tuple_untoast_attr(varattrib * attr);
extern void heap_create_toast_table(Oid new_reloid,
TupleDesc new_tupdesc, bool istemp);
#endif /* TUPLE_TOASTER_ACTIVE */