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Reimplement temp tables using schemas. The temp table map is history;

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temp table entries in pg_class have the names the user would expect.
This commit is contained in:
Tom Lane
2002-03-31 06:26:32 +00:00
parent 5f4745adf4
commit 3114102521
29 changed files with 596 additions and 670 deletions
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21
src/backend/commands/cluster.c
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@ -15,7 +15,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/commands/cluster.c,v 1.75 2002/03/29 22:10:33 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/commands/cluster.c,v 1.76 2002/03/31 06:26:30 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -35,12 +35,10 @@
#include "utils/builtins.h"
#include "utils/lsyscache.h"
#include "utils/syscache.h"
#include "utils/temprel.h"
static Oid copy_heap(Oid OIDOldHeap, char *NewName, bool istemp);
static void copy_index(Oid OIDOldIndex, Oid OIDNewHeap, char *NewIndexName,
bool istemp);
static Oid copy_heap(Oid OIDOldHeap, char *NewName);
static void copy_index(Oid OIDOldIndex, Oid OIDNewHeap, char *NewIndexName);
static void rebuildheap(Oid OIDNewHeap, Oid OIDOldHeap, Oid OIDOldIndex);
/*
@ -63,7 +61,6 @@ cluster(RangeVar *oldrelation, char *oldindexname)
OIDNewHeap;
Relation OldHeap,
OldIndex;
bool istemp;
char NewHeapName[NAMEDATALEN];
char NewIndexName[NAMEDATALEN];
RangeVar *NewHeap;
@ -76,8 +73,6 @@ cluster(RangeVar *oldrelation, char *oldindexname)
OldHeap = heap_openrv(oldrelation, AccessExclusiveLock);
OIDOldHeap = RelationGetRelid(OldHeap);
istemp = is_temp_rel_name(oldrelation->relname);
/*
* The index is expected to be in the same namespace as the relation.
*/
@ -105,7 +100,7 @@ cluster(RangeVar *oldrelation, char *oldindexname)
*/
snprintf(NewHeapName, NAMEDATALEN, "temp_%u", OIDOldHeap);
OIDNewHeap = copy_heap(OIDOldHeap, NewHeapName, istemp);
OIDNewHeap = copy_heap(OIDOldHeap, NewHeapName);
/* We do not need CommandCounterIncrement() because copy_heap did it. */
@ -120,7 +115,7 @@ cluster(RangeVar *oldrelation, char *oldindexname)
/* Create new index over the tuples of the new heap. */
snprintf(NewIndexName, NAMEDATALEN, "temp_%u", OIDOldIndex);
copy_index(OIDOldIndex, OIDNewHeap, NewIndexName, istemp);
copy_index(OIDOldIndex, OIDNewHeap, NewIndexName);
CommandCounterIncrement();
@ -145,7 +140,7 @@ cluster(RangeVar *oldrelation, char *oldindexname)
}
static Oid
copy_heap(Oid OIDOldHeap, char *NewName, bool istemp)
copy_heap(Oid OIDOldHeap, char *NewName)
{
TupleDesc OldHeapDesc,
tupdesc;
@ -166,7 +161,6 @@ copy_heap(Oid OIDOldHeap, char *NewName, bool istemp)
tupdesc,
OldHeap->rd_rel->relkind,
OldHeap->rd_rel->relhasoids,
istemp,
allowSystemTableMods);
/*
@ -188,7 +182,7 @@ copy_heap(Oid OIDOldHeap, char *NewName, bool istemp)
}
static void
copy_index(Oid OIDOldIndex, Oid OIDNewHeap, char *NewIndexName, bool istemp)
copy_index(Oid OIDOldIndex, Oid OIDNewHeap, char *NewIndexName)
{
Relation OldIndex,
NewHeap;
@ -209,7 +203,6 @@ copy_index(Oid OIDOldIndex, Oid OIDNewHeap, char *NewIndexName, bool istemp)
indexInfo,
OldIndex->rd_rel->relam,
OldIndex->rd_index->indclass,
istemp,
OldIndex->rd_index->indisprimary,
allowSystemTableMods);