diff --git a/src/backend/commands/async.c b/src/backend/commands/async.c
index 8e7ca6cd24..8ceac36cf4 100644
--- a/src/backend/commands/async.c
+++ b/src/backend/commands/async.c
@@ -7,7 +7,7 @@
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * IDENTIFICATION
- *	  $Header: /cvsroot/pgsql/src/backend/commands/async.c,v 1.98 2003/08/04 02:39:58 momjian Exp $
+ *	  $Header: /cvsroot/pgsql/src/backend/commands/async.c,v 1.99 2003/09/15 00:26:31 petere Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -221,8 +221,6 @@ Async_Listen(char *relname, int pid)
 	if (alreadyListener)
 	{
 		heap_close(lRel, AccessExclusiveLock);
-		ereport(WARNING,
-				(errmsg("already listening on \"%s\"", relname)));
 		return;
 	}
 
diff --git a/src/backend/commands/tablecmds.c b/src/backend/commands/tablecmds.c
index ff9db4b779..b99d68b340 100644
--- a/src/backend/commands/tablecmds.c
+++ b/src/backend/commands/tablecmds.c
@@ -8,7 +8,7 @@
  *
  *
  * IDENTIFICATION
- *	  $Header: /cvsroot/pgsql/src/backend/commands/tablecmds.c,v 1.80 2003/08/30 14:59:34 momjian Exp $
+ *	  $Header: /cvsroot/pgsql/src/backend/commands/tablecmds.c,v 1.81 2003/09/15 00:26:31 petere Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -2567,14 +2567,6 @@ AlterTableAlterOids(Oid myrelid, bool recurse, bool setOid)
 	 */
 	if (tuple_class->relhasoids == setOid)
 	{
-		if (setOid)
-			ereport(NOTICE,
-					(errmsg("table \"%s\" is already WITH OIDS",
-							RelationGetRelationName(rel))));
-		else
-			ereport(NOTICE,
-					(errmsg("table \"%s\" is already WITHOUT OIDS",
-							RelationGetRelationName(rel))));
 		heap_close(class_rel, RowExclusiveLock);
 		heap_close(rel, NoLock);	/* close rel, but keep lock! */
 		return;
@@ -4001,9 +3993,6 @@ AlterTableClusterOn(Oid relOid, const char *indexName)
 	 */
 	if (indexForm->indisclustered)
 	{
-		ereport(NOTICE,
-		(errmsg("table \"%s\" is already being clustered on index \"%s\"",
-				NameStr(rel->rd_rel->relname), indexName)));
 		ReleaseSysCache(indexTuple);
 		heap_close(rel, NoLock);
 		return;
diff --git a/src/backend/commands/typecmds.c b/src/backend/commands/typecmds.c
index 53dffdab10..deb24a779c 100644
--- a/src/backend/commands/typecmds.c
+++ b/src/backend/commands/typecmds.c
@@ -8,7 +8,7 @@
  *
  *
  * IDENTIFICATION
- *	  $Header: /cvsroot/pgsql/src/backend/commands/typecmds.c,v 1.44 2003/09/09 23:22:19 petere Exp $
+ *	  $Header: /cvsroot/pgsql/src/backend/commands/typecmds.c,v 1.45 2003/09/15 00:26:31 petere Exp $
  *
  * DESCRIPTION
  *	  The "DefineFoo" routines take the parse tree and pick out the
@@ -1246,10 +1246,6 @@ AlterDomainNotNull(List *names, bool notNull)
 	/* Is the domain already set to the desired constraint? */
 	if (typTup->typnotnull == notNull)
 	{
-		ereport(NOTICE,
-				(errmsg("\"%s\" is already set to %s",
-						TypeNameToString(typename),
-						notNull ? "NOT NULL" : "NULL")));
 		heap_close(typrel, RowExclusiveLock);
 		return;
 	}
diff --git a/src/backend/commands/user.c b/src/backend/commands/user.c
index 8845c975f9..de6555e2c1 100644
--- a/src/backend/commands/user.c
+++ b/src/backend/commands/user.c
@@ -6,7 +6,7 @@
  * Portions Copyright (c) 1996-2003, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
- * $Header: /cvsroot/pgsql/src/backend/commands/user.c,v 1.124 2003/08/04 02:39:58 momjian Exp $
+ * $Header: /cvsroot/pgsql/src/backend/commands/user.c,v 1.125 2003/09/15 00:26:31 petere Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -1498,11 +1498,6 @@ AlterGroup(AlterGroupStmt *stmt, const char *tag)
 
 			if (!intMember(sysid, newlist))
 				newlist = lappendi(newlist, sysid);
-			else
-				ereport(WARNING,
-						(errcode(ERRCODE_DUPLICATE_OBJECT),
-						 errmsg("user \"%s\" is already in group \"%s\"",
-								strVal(lfirst(item)), stmt->name)));
 		}
 
 		/* Do the update */
diff --git a/src/test/regress/expected/alter_table.out b/src/test/regress/expected/alter_table.out
index c74f87576e..58425c9651 100644
--- a/src/test/regress/expected/alter_table.out
+++ b/src/test/regress/expected/alter_table.out
@@ -1209,8 +1209,7 @@ select oid > 0, * from altinhoid;
 (1 row)
 
 alter table altwithoid set without oids;
-alter table altinhoid set without oids; -- fails
-NOTICE:  table "altinhoid" is already WITHOUT OIDS
+alter table altinhoid set without oids;
 select oid > 0, * from altwithoid; -- fails
 ERROR:  attribute "oid" not found
 select oid > 0, * from altinhoid; -- fails
diff --git a/src/test/regress/expected/domain.out b/src/test/regress/expected/domain.out
index 0823bc69df..bc2279b92b 100644
--- a/src/test/regress/expected/domain.out
+++ b/src/test/regress/expected/domain.out
@@ -205,13 +205,9 @@ alter domain dnotnulltest set not null; -- fails
 ERROR:  relation "domnotnull" attribute "col2" contains NULL values
 update domnotnull set col2 = 6;
 alter domain dnotnulltest set not null;
-alter domain dnotnulltest set not null; -- fails
-NOTICE:  "dnotnulltest" is already set to NOT NULL
 update domnotnull set col1 = null; -- fails
 ERROR:  domain dnotnulltest does not allow NULL values
 alter domain dnotnulltest drop not null;
-alter domain dnotnulltest drop not null; -- fails
-NOTICE:  "dnotnulltest" is already set to NULL
 update domnotnull set col1 = null;
 drop domain dnotnulltest cascade;
 NOTICE:  drop cascades to table domnotnull column col2
diff --git a/src/test/regress/expected/privileges.out b/src/test/regress/expected/privileges.out
index 0a7b8e81a2..f5a6c039d5 100644
--- a/src/test/regress/expected/privileges.out
+++ b/src/test/regress/expected/privileges.out
@@ -11,7 +11,6 @@ CREATE GROUP regressgroup1;
 CREATE GROUP regressgroup2 WITH USER regressuser1, regressuser2;
 ALTER GROUP regressgroup1 ADD USER regressuser4;
 ALTER GROUP regressgroup2 ADD USER regressuser2;	-- duplicate
-WARNING:  user "regressuser2" is already in group "regressgroup2"
 ALTER GROUP regressgroup2 DROP USER regressuser2;
 ALTER GROUP regressgroup2 ADD USER regressuser4;
 -- test owner privileges
diff --git a/src/test/regress/sql/alter_table.sql b/src/test/regress/sql/alter_table.sql
index f28b4f246c..9bdc8cd1ea 100644
--- a/src/test/regress/sql/alter_table.sql
+++ b/src/test/regress/sql/alter_table.sql
@@ -870,7 +870,7 @@ select oid > 0, * from altwithoid;
 select oid > 0, * from altinhoid;
 
 alter table altwithoid set without oids;
-alter table altinhoid set without oids; -- fails
+alter table altinhoid set without oids;
 
 select oid > 0, * from altwithoid; -- fails
 select oid > 0, * from altinhoid; -- fails
diff --git a/src/test/regress/sql/domain.sql b/src/test/regress/sql/domain.sql
index 32295ff186..8e188636a5 100644
--- a/src/test/regress/sql/domain.sql
+++ b/src/test/regress/sql/domain.sql
@@ -174,12 +174,10 @@ alter domain dnotnulltest set not null; -- fails
 update domnotnull set col2 = 6;
 
 alter domain dnotnulltest set not null;
-alter domain dnotnulltest set not null; -- fails
 
 update domnotnull set col1 = null; -- fails
 
 alter domain dnotnulltest drop not null;
-alter domain dnotnulltest drop not null; -- fails
 
 update domnotnull set col1 = null;