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Use Snapshot in heap access methods.

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This commit is contained in:
Vadim B. Mikheev
1998-07-27 19:38:40 +00:00
parent f7f989c990
commit be8300b18f
54 changed files with 352 additions and 339 deletions
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6
src/backend/utils/adt/not_in.c
View File

@@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/utils/adt/Attic/not_in.c,v 1.9 1998/06/15 19:29:36 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/utils/adt/Attic/not_in.c,v 1.10 1998/07/27 19:38:18 vadim Exp $
*
*-------------------------------------------------------------------------
*/
@@ -72,8 +72,8 @@ int4notin(int16 not_in_arg, char *relation_and_attr)
/* the last argument should be a ScanKey, not an integer! - jolly */
/* it looks like the arguments are out of order, too */
/* but skeyData is never initialized! does this work?? - ay 2/95 */
scan_descriptor = heap_beginscan(relation_to_scan, false, false, 0,
&skeyData);
scan_descriptor = heap_beginscan(relation_to_scan, false, SnapshotNow,
0, &skeyData);
retval = true;

8
src/backend/utils/adt/regproc.c
View File

@@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/utils/adt/regproc.c,v 1.20 1998/07/20 16:57:01 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/utils/adt/regproc.c,v 1.21 1998/07/27 19:38:19 vadim Exp $
*
*-------------------------------------------------------------------------
*/
@@ -55,7 +55,7 @@ regprocin(char *proname)
(RegProcedure) F_NAMEEQ,
(Datum) proname);
procscan = heap_beginscan(proc, 0, false, 1, &key);
procscan = heap_beginscan(proc, 0, SnapshotNow, 1, &key);
if (!HeapScanIsValid(procscan))
{
heap_close(proc);
@@ -111,7 +111,7 @@ regprocout(RegProcedure proid)
(RegProcedure) F_INT4EQ,
(Datum) proid);
procscan = heap_beginscan(proc, 0, false, 1, &key);
procscan = heap_beginscan(proc, 0, SnapshotNow, 1, &key);
if (!HeapScanIsValid(procscan))
{
heap_close(proc);
@@ -189,7 +189,7 @@ oid8types(Oid (*oidArray)[])
(RegProcedure) F_INT4EQ,
(Datum) *sp);
typescan = heap_beginscan(type, 0, false, 1, &key);
typescan = heap_beginscan(type, 0, SnapshotNow, 1, &key);
if (!HeapScanIsValid(typescan))
{
heap_close(type);

4
src/backend/utils/adt/selfuncs.c
View File

@@ -12,7 +12,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/utils/adt/selfuncs.c,v 1.19 1998/06/15 19:29:37 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/utils/adt/selfuncs.c,v 1.20 1998/07/27 19:38:20 vadim Exp $
*
*-------------------------------------------------------------------------
*/
@@ -349,7 +349,7 @@ gethilokey(Oid relid,
key[0].sk_argument = ObjectIdGetDatum(relid);
key[1].sk_argument = Int16GetDatum((int16) attnum);
key[2].sk_argument = ObjectIdGetDatum(opid);
sdesc = heap_beginscan(rdesc, 0, false, 3, key);
sdesc = heap_beginscan(rdesc, 0, SnapshotNow, 3, key);
tuple = heap_getnext(sdesc, 0, (Buffer *) NULL);
if (!HeapTupleIsValid(tuple))
{

4
src/backend/utils/adt/sets.c
View File

@@ -9,7 +9,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/utils/adt/Attic/sets.c,v 1.14 1998/07/20 16:57:02 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/utils/adt/Attic/sets.c,v 1.15 1998/07/27 19:38:21 vadim Exp $
*
*-------------------------------------------------------------------------
*/
@@ -123,7 +123,7 @@ SetDefine(char *querystr, char *typename)
oidKey[0].sk_argument = ObjectIdGetDatum(setoid);
pg_proc_scan = heap_beginscan(procrel,
0,
true,
SnapshotSelf,
1,
oidKey);
tup = heap_getnext(pg_proc_scan, 0, &buffer);