diff --git a/src/backend/utils/adt/ruleutils.c b/src/backend/utils/adt/ruleutils.c
index c86f825d8b8..8e428e93286 100644
--- a/src/backend/utils/adt/ruleutils.c
+++ b/src/backend/utils/adt/ruleutils.c
@@ -8189,11 +8189,12 @@ isSimpleNode(Node *node, Node *parentNode, int prettyFlags)
 			{
 				case T_FuncExpr:
 					{
-						/* special handling for casts */
+						/* special handling for casts and COERCE_SQL_SYNTAX */
 						CoercionForm type = ((FuncExpr *) parentNode)->funcformat;
 
 						if (type == COERCE_EXPLICIT_CAST ||
-							type == COERCE_IMPLICIT_CAST)
+							type == COERCE_IMPLICIT_CAST ||
+							type == COERCE_SQL_SYNTAX)
 							return false;
 						return true;	/* own parentheses */
 					}
@@ -8241,11 +8242,12 @@ isSimpleNode(Node *node, Node *parentNode, int prettyFlags)
 					return false;
 				case T_FuncExpr:
 					{
-						/* special handling for casts */
+						/* special handling for casts and COERCE_SQL_SYNTAX */
 						CoercionForm type = ((FuncExpr *) parentNode)->funcformat;
 
 						if (type == COERCE_EXPLICIT_CAST ||
-							type == COERCE_IMPLICIT_CAST)
+							type == COERCE_IMPLICIT_CAST ||
+							type == COERCE_SQL_SYNTAX)
 							return false;
 						return true;	/* own parentheses */
 					}
@@ -10017,9 +10019,11 @@ get_func_sql_syntax(FuncExpr *expr, deparse_context *context)
 		case F_TIMEZONE_TEXT_TIMETZ:
 			/* AT TIME ZONE ... note reversed argument order */
 			appendStringInfoChar(buf, '(');
-			get_rule_expr((Node *) lsecond(expr->args), context, false);
+			get_rule_expr_paren((Node *) lsecond(expr->args), context, false,
+								(Node *) expr);
 			appendStringInfoString(buf, " AT TIME ZONE ");
-			get_rule_expr((Node *) linitial(expr->args), context, false);
+			get_rule_expr_paren((Node *) linitial(expr->args), context, false,
+								(Node *) expr);
 			appendStringInfoChar(buf, ')');
 			return true;
 
@@ -10071,9 +10075,10 @@ get_func_sql_syntax(FuncExpr *expr, deparse_context *context)
 
 		case F_IS_NORMALIZED:
 			/* IS xxx NORMALIZED */
-			appendStringInfoString(buf, "((");
-			get_rule_expr((Node *) linitial(expr->args), context, false);
-			appendStringInfoString(buf, ") IS");
+			appendStringInfoString(buf, "(");
+			get_rule_expr_paren((Node *) linitial(expr->args), context, false,
+								(Node *) expr);
+			appendStringInfoString(buf, " IS");
 			if (list_length(expr->args) == 2)
 			{
 				Const	   *con = (Const *) lsecond(expr->args);
@@ -10094,11 +10099,6 @@ get_func_sql_syntax(FuncExpr *expr, deparse_context *context)
 			appendStringInfoChar(buf, ')');
 			return true;
 
-			/*
-			 * XXX EXTRACT, a/k/a date_part(), is intentionally not covered
-			 * yet.  Add it after we change the return type to numeric.
-			 */
-
 		case F_NORMALIZE:
 			/* NORMALIZE() */
 			appendStringInfoString(buf, "NORMALIZE(");
diff --git a/src/test/regress/expected/create_view.out b/src/test/regress/expected/create_view.out
index a8df9cd1237..569d5c255c2 100644
--- a/src/test/regress/expected/create_view.out
+++ b/src/test/regress/expected/create_view.out
@@ -1790,6 +1790,7 @@ select pg_get_viewdef('tt20v', true);
 -- reverse-listing of various special function syntaxes required by SQL
 create view tt201v as
 select
+  ('2022-12-01'::date + '1 day'::interval) at time zone 'UTC' as atz,
   extract(day from now()) as extr,
   (now(), '1 day'::interval) overlaps
     (current_timestamp(2), '1 day'::interval) as o,
@@ -1812,10 +1813,11 @@ select
 select pg_get_viewdef('tt201v', true);
                                         pg_get_viewdef                                         
 -----------------------------------------------------------------------------------------------
-  SELECT EXTRACT(day FROM now()) AS extr,                                                     +
+  SELECT (('12-01-2022'::date + '@ 1 day'::interval) AT TIME ZONE 'UTC'::text) AS atz,        +
+     EXTRACT(day FROM now()) AS extr,                                                         +
      ((now(), '@ 1 day'::interval) OVERLAPS (CURRENT_TIMESTAMP(2), '@ 1 day'::interval)) AS o,+
-     (('foo'::text) IS NORMALIZED) AS isn,                                                    +
-     (('foo'::text) IS NFKC NORMALIZED) AS isnn,                                              +
+     ('foo'::text IS NORMALIZED) AS isn,                                                      +
+     ('foo'::text IS NFKC NORMALIZED) AS isnn,                                                +
      NORMALIZE('foo'::text) AS n,                                                             +
      NORMALIZE('foo'::text, NFKD) AS nfkd,                                                    +
      OVERLAY('foo'::text PLACING 'bar'::text FROM 2) AS ovl,                                  +
diff --git a/src/test/regress/sql/create_view.sql b/src/test/regress/sql/create_view.sql
index 843a6d2e4a7..168b4be591c 100644
--- a/src/test/regress/sql/create_view.sql
+++ b/src/test/regress/sql/create_view.sql
@@ -608,6 +608,7 @@ select pg_get_viewdef('tt20v', true);
 
 create view tt201v as
 select
+  ('2022-12-01'::date + '1 day'::interval) at time zone 'UTC' as atz,
   extract(day from now()) as extr,
   (now(), '1 day'::interval) overlaps
     (current_timestamp(2), '1 day'::interval) as o,