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Commit to make clearer distinction for temp names and real names.

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Thanks to Tom Lane for ideas.
This commit is contained in:
Bruce Momjian
1999-11-16 04:14:03 +00:00
parent bf5d51e7fe
commit dc5c7713bc
9 changed files with 70 additions and 33 deletions
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6
src/backend/utils/cache/relcache.c vendored
View File

@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/utils/cache/relcache.c,v 1.76 1999/11/07 23:08:26 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/utils/cache/relcache.c,v 1.77 1999/11/16 04:13:58 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -962,7 +962,7 @@ formrdesc(char *relationName,
relation->rd_rel = (Form_pg_class)
palloc((Size) (sizeof(*relation->rd_rel)));
MemSet(relation->rd_rel, 0, sizeof(FormData_pg_class));
strcpy(RelationGetRelationName(relation), relationName);
strcpy(RelationGetPhysicalRelationName(relation), relationName);
/* ----------------
initialize attribute tuple form
@ -1177,7 +1177,7 @@ RelationNameGetRelation(char *relationName)
* we only index temp rels by their real names.
* ----------------
*/
temprelname = get_temp_rel_by_name(relationName);
temprelname = get_temp_rel_by_username(relationName);
if (temprelname)
relationName = temprelname;

4
src/backend/utils/cache/syscache.c vendored
View File

@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/utils/cache/syscache.c,v 1.38 1999/11/01 02:29:25 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/utils/cache/syscache.c,v 1.39 1999/11/16 04:13:59 momjian Exp $
*
* NOTES
* These routines allow the parser/planner/executor to perform
@ -472,7 +472,7 @@ SearchSysCacheTuple(int cacheId,/* cache selection code */
char *nontemp_relname;
if ((nontemp_relname =
get_temp_rel_by_name(DatumGetPointer(key1))) != NULL)
get_temp_rel_by_username(DatumGetPointer(key1))) != NULL)
key1 = PointerGetDatum(nontemp_relname);
}

24
src/backend/utils/cache/temprel.c vendored
View File

@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/utils/cache/Attic/temprel.c,v 1.15 1999/11/07 23:08:26 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/utils/cache/Attic/temprel.c,v 1.16 1999/11/16 04:13:59 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -150,7 +150,6 @@ remove_temp_relation(Oid relid)
prev = l;
l = lnext(l);
}
}
MemoryContextSwitchTo(oldcxt);
@ -203,7 +202,7 @@ invalidate_temp_relations(void)
}
char *
get_temp_rel_by_name(char *user_relname)
get_temp_rel_by_username(char *user_relname)
{
List *l;
@ -216,3 +215,22 @@ get_temp_rel_by_name(char *user_relname)
}
return NULL;
}
char *
get_temp_rel_by_physicalname(char *relname)
{
List *l;
/* already physical, needed for bootstrapping temp tables */
if (strncmp(relname,"pg_temp.", strlen("pg_temp.")) == 0)
return relname;
foreach(l, temp_rels)
{
TempTable *temp_rel = lfirst(l);
if (strcmp(temp_rel->relname, relname) == 0)
return temp_rel->user_relname;
}
return NULL;
}