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redo/undo support functions and cleanups.

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This commit is contained in:
Vadim B. Mikheev
2000-10-20 11:01:21 +00:00
parent e18a862d46
commit b58c0411ba
15 changed files with 726 additions and 167 deletions
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7
src/include/access/htup.h
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@@ -7,7 +7,7 @@
* Portions Copyright (c) 1996-2000, PostgreSQL, Inc
* Portions Copyright (c) 1994, Regents of the University of California
*
* $Id: htup.h,v 1.35 2000/09/07 09:58:35 vadim Exp $
* $Id: htup.h,v 1.36 2000/10/20 11:01:14 vadim Exp $
*
*-------------------------------------------------------------------------
*/
@@ -95,7 +95,7 @@ typedef struct xl_heap_delete
xl_heaptid target; /* deleted tuple id */
} xl_heap_delete;
#define SizeOfHeapDelete (offsetof(xl_heaptid, tid) + SizeOfIptrData))
#define SizeOfHeapDelete (offsetof(xl_heaptid, tid) + SizeOfIptrData)
/* This is what we need to know about insert - 26 + data */
typedef struct xl_heap_insert
@@ -111,12 +111,13 @@ typedef struct xl_heap_insert
#define SizeOfHeapInsert (offsetof(xl_heap_insert, mask) + sizeof(uint8))
/* This is what we need to know about update - 28 + data */
/* This is what we need to know about update - 32 + data */
typedef struct xl_heap_update
{
xl_heaptid target; /* deleted tuple id */
ItemPointerData newtid; /* new inserted tuple id */
/* something from header of new tuple version */
Oid t_oid;
int16 t_natts;
uint8 t_hoff;
uint8 mask; /* low 8 bits of t_infomask */