Further cleanups for relations in schemas: teach nextval and other

sequence functions how to cope with qualified names.  Same code is
also used for int4notin, currtid_byrelname, pgstattuple.  Also,
move TOAST tables into special pg_toast namespace.

1 files changed, 20 insertions, 1 deletions

diff --git a/src/backend/catalog/namespace.c b/src/backend/catalog/namespace.c
index a1ea6ed24fe..e245ae5a3e4 100644
--- a/src/backend/catalog/namespace.c
+++ b/src/backend/catalog/namespace.c
@@ -13,7 +13,7 @@
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * IDENTIFICATION
- *	  $Header: /cvsroot/pgsql/src/backend/catalog/namespace.c,v 1.2 2002/03/29 19:06:01 tgl Exp $
+ *	  $Header: /cvsroot/pgsql/src/backend/catalog/namespace.c,v 1.3 2002/03/30 01:02:41 tgl Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -81,6 +81,10 @@ RangeVarGetRelid(const RangeVar *relation, bool failOK)
  * RangeVarGetCreationNamespace
  *		Given a RangeVar describing a to-be-created relation,
  *		choose which namespace to create it in.
+ *
+ * Note: calling this may result in a CommandCounterIncrement operation.
+ * That will happen on the first request for a temp table in any particular
+ * backend run; we will need to either create or clean out the temp schema.
  */
 Oid
 RangeVarGetCreationNamespace(const RangeVar *newRelation)
@@ -127,6 +131,21 @@ RelnameGetRelid(const char *relname)
 }
 
 /*
+ * TypenameGetTypid
+ *		Try to resolve an unqualified datatype name.
+ *		Returns OID if type found in search path, else InvalidOid.
+ */
+Oid
+TypenameGetTypid(const char *typname)
+{
+	/* XXX wrong, should use namespace search */
+	return GetSysCacheOid(TYPENAMENSP,
+						  PointerGetDatum(typname),
+						  ObjectIdGetDatum(PG_CATALOG_NAMESPACE),
+						  0, 0);
+}
+
+/*
  * QualifiedNameGetCreationNamespace
  *		Given a possibly-qualified name for an object (in List-of-Values
  *		format), determine what namespace the object should be created in.