v24-0002-Do-not-add-hidden-OLD-NEW-RTEs-to-stored-view-ru.patch

application/octet-stream

Filename: v24-0002-Do-not-add-hidden-OLD-NEW-RTEs-to-stored-view-ru.patch
Type: application/octet-stream
Part: 1
Message: Re: ExecRTCheckPerms() and many prunable partitions

Patch

Format: format-patch
Series: patch v24-0002
Subject: Do not add hidden OLD/NEW RTEs to stored view rule actions
File+
contrib/postgres_fdw/expected/postgres_fdw.out 8 8
src/backend/commands/lockcmds.c 0 9
src/backend/commands/view.c 0 78
src/backend/rewrite/rewriteDefine.c 0 7
src/backend/rewrite/rewriteHandler.c 20 13
src/bin/pg_dump/t/002_pg_dump.pl 6 6
src/test/regress/expected/aggregates.out 13 13
src/test/regress/expected/alter_table.out 8 8
src/test/regress/expected/collate.icu.utf8.out 12 12
src/test/regress/expected/collate.linux.utf8.out 12 12
src/test/regress/expected/collate.out 13 13
src/test/regress/expected/compression.out 2 2
src/test/regress/expected/create_view.out 111 111
src/test/regress/expected/expressions.out 12 12
src/test/regress/expected/groupingsets.out 10 10
src/test/regress/expected/limit.out 12 12
src/test/regress/expected/matview.out 12 12
src/test/regress/expected/polymorphism.out 4 4
src/test/regress/expected/rangefuncs.out 17 17
src/test/regress/expected/rules.out 372 372
src/test/regress/expected/tablesample.out 2 2
src/test/regress/expected/triggers.out 2 2
src/test/regress/expected/updatable_views.out 39 39
src/test/regress/expected/window.out 28 28
src/test/regress/expected/with.out 16 16
src/test/regress/expected/xml_2.out 3 3
src/test/regress/expected/xml.out 3 3
From 45bb5109569b4d467df380e840b7d2d94e764938 Mon Sep 17 00:00:00 2001
From: amitlan <amitlangote09@gmail.com>
Date: Fri, 20 Aug 2021 20:05:26 +0900
Subject: [PATCH v24 2/4] Do not add hidden OLD/NEW RTEs to stored view rule
 actions

They were being added so that querying a view relation would
correctly check its permissions and lock it during execution, along
with the table(s) mentioned in the view query.

The commit that introduced RTEPermissionInfo nodes into query
processing to handle permission checking makes it redundant to
have an RTE for that purpose.  Though an RTE still must be present
for the view relations mentioned in the query to be locked during
execution and for them to be remembered in PlannedStmt.relationOids,
so this commit teaches the rewriter to add a copy of the original
view RTE.

As this changes the shape of the view queries stored in the catalog
due to hidden OLD/NEW RTEs no longer being present in the range table,
a bunch of regression tests that display those queries now display
them such that columns are longer qualified with their relation's name
in some cases, like when only one relation is mentioned in the view's
query.
---
 .../postgres_fdw/expected/postgres_fdw.out    |  16 +-
 src/backend/commands/lockcmds.c               |   9 -
 src/backend/commands/view.c                   |  78 --
 src/backend/rewrite/rewriteDefine.c           |   7 -
 src/backend/rewrite/rewriteHandler.c          |  33 +-
 src/bin/pg_dump/t/002_pg_dump.pl              |  12 +-
 src/test/regress/expected/aggregates.out      |  26 +-
 src/test/regress/expected/alter_table.out     |  16 +-
 .../regress/expected/collate.icu.utf8.out     |  24 +-
 .../regress/expected/collate.linux.utf8.out   |  24 +-
 src/test/regress/expected/collate.out         |  26 +-
 src/test/regress/expected/compression.out     |   4 +-
 src/test/regress/expected/create_view.out     | 222 +++---
 src/test/regress/expected/expressions.out     |  24 +-
 src/test/regress/expected/groupingsets.out    |  20 +-
 src/test/regress/expected/limit.out           |  24 +-
 src/test/regress/expected/matview.out         |  24 +-
 src/test/regress/expected/polymorphism.out    |   8 +-
 src/test/regress/expected/rangefuncs.out      |  34 +-
 src/test/regress/expected/rules.out           | 744 +++++++++---------
 src/test/regress/expected/tablesample.out     |   4 +-
 src/test/regress/expected/triggers.out        |   4 +-
 src/test/regress/expected/updatable_views.out |  78 +-
 src/test/regress/expected/window.out          |  56 +-
 src/test/regress/expected/with.out            |  32 +-
 src/test/regress/expected/xml.out             |   6 +-
 src/test/regress/expected/xml_2.out           |   6 +-
 27 files changed, 737 insertions(+), 824 deletions(-)

diff --git a/contrib/postgres_fdw/expected/postgres_fdw.out b/contrib/postgres_fdw/expected/postgres_fdw.out
index 558e94b845..301d27aca5 100644
--- a/contrib/postgres_fdw/expected/postgres_fdw.out
+++ b/contrib/postgres_fdw/expected/postgres_fdw.out
@@ -2606,7 +2606,7 @@ SELECT t1.c1, t2.c2 FROM v4 t1 LEFT JOIN v5 t2 ON (t1.c1 = t2.c1) ORDER BY t1.c1
  Foreign Scan
    Output: ft4.c1, ft5.c2, ft5.c1
    Relations: (public.ft4) LEFT JOIN (public.ft5)
-   Remote SQL: SELECT r6.c1, r9.c2, r9.c1 FROM ("S 1"."T 3" r6 LEFT JOIN "S 1"."T 4" r9 ON (((r6.c1 = r9.c1)))) ORDER BY r6.c1 ASC NULLS LAST, r9.c1 ASC NULLS LAST LIMIT 10::bigint OFFSET 10::bigint
+   Remote SQL: SELECT r6.c1, r7.c2, r7.c1 FROM ("S 1"."T 3" r6 LEFT JOIN "S 1"."T 4" r7 ON (((r6.c1 = r7.c1)))) ORDER BY r6.c1 ASC NULLS LAST, r7.c1 ASC NULLS LAST LIMIT 10::bigint OFFSET 10::bigint
 (4 rows)
 
 SELECT t1.c1, t2.c2 FROM v4 t1 LEFT JOIN v5 t2 ON (t1.c1 = t2.c1) ORDER BY t1.c1, t2.c1 OFFSET 10 LIMIT 10;
@@ -2669,7 +2669,7 @@ SELECT t1.c1, t2.c2 FROM v4 t1 LEFT JOIN ft5 t2 ON (t1.c1 = t2.c1) ORDER BY t1.c
  Foreign Scan
    Output: ft4.c1, t2.c2, t2.c1
    Relations: (public.ft4) LEFT JOIN (public.ft5 t2)
-   Remote SQL: SELECT r6.c1, r2.c2, r2.c1 FROM ("S 1"."T 3" r6 LEFT JOIN "S 1"."T 4" r2 ON (((r6.c1 = r2.c1)))) ORDER BY r6.c1 ASC NULLS LAST, r2.c1 ASC NULLS LAST LIMIT 10::bigint OFFSET 10::bigint
+   Remote SQL: SELECT r5.c1, r2.c2, r2.c1 FROM ("S 1"."T 3" r5 LEFT JOIN "S 1"."T 4" r2 ON (((r5.c1 = r2.c1)))) ORDER BY r5.c1 ASC NULLS LAST, r2.c1 ASC NULLS LAST LIMIT 10::bigint OFFSET 10::bigint
 (4 rows)
 
 SELECT t1.c1, t2.c2 FROM v4 t1 LEFT JOIN ft5 t2 ON (t1.c1 = t2.c1) ORDER BY t1.c1, t2.c1 OFFSET 10 LIMIT 10;
@@ -6555,10 +6555,10 @@ CREATE VIEW rw_view AS SELECT * FROM foreign_tbl
  a      | integer |           |          |         | plain   | 
  b      | integer |           |          |         | plain   | 
 View definition:
- SELECT foreign_tbl.a,
-    foreign_tbl.b
+ SELECT a,
+    b
    FROM foreign_tbl
-  WHERE foreign_tbl.a < foreign_tbl.b;
+  WHERE a < b;
 Options: check_option=cascaded
 
 EXPLAIN (VERBOSE, COSTS OFF)
@@ -6672,10 +6672,10 @@ CREATE VIEW rw_view AS SELECT * FROM parent_tbl
  a      | integer |           |          |         | plain   | 
  b      | integer |           |          |         | plain   | 
 View definition:
- SELECT parent_tbl.a,
-    parent_tbl.b
+ SELECT a,
+    b
    FROM parent_tbl
-  WHERE parent_tbl.a < parent_tbl.b;
+  WHERE a < b;
 Options: check_option=cascaded
 
 EXPLAIN (VERBOSE, COSTS OFF)
diff --git a/src/backend/commands/lockcmds.c b/src/backend/commands/lockcmds.c
index b0747ce291..1d5f30443b 100644
--- a/src/backend/commands/lockcmds.c
+++ b/src/backend/commands/lockcmds.c
@@ -194,15 +194,6 @@ LockViewRecurse_walker(Node *node, LockViewRecurse_context *context)
 			char		relkind = rte->relkind;
 			char	   *relname = get_rel_name(relid);
 
-			/*
-			 * The OLD and NEW placeholder entries in the view's rtable are
-			 * skipped.
-			 */
-			if (relid == context->viewoid &&
-				(strcmp(rte->eref->aliasname, "old") == 0 ||
-				 strcmp(rte->eref->aliasname, "new") == 0))
-				continue;
-
 			/* Currently, we only allow plain tables or views to be locked. */
 			if (relkind != RELKIND_RELATION && relkind != RELKIND_PARTITIONED_TABLE &&
 				relkind != RELKIND_VIEW)
diff --git a/src/backend/commands/view.c b/src/backend/commands/view.c
index 6f07ac2a9c..7e3d5e79bc 100644
--- a/src/backend/commands/view.c
+++ b/src/backend/commands/view.c
@@ -353,78 +353,6 @@ DefineViewRules(Oid viewOid, Query *viewParse, bool replace)
 	 */
 }
 
-/*---------------------------------------------------------------
- * UpdateRangeTableOfViewParse
- *
- * Update the range table of the given parsetree.
- * This update consists of adding two new entries IN THE BEGINNING
- * of the range table (otherwise the rule system will die a slow,
- * horrible and painful death, and we do not want that now, do we?)
- * one for the OLD relation and one for the NEW one (both of
- * them refer in fact to the "view" relation).
- *
- * Of course we must also increase the 'varnos' of all the Var nodes
- * by 2...
- *
- * These extra RT entries are not actually used in the query,
- * except for run-time locking.
- *---------------------------------------------------------------
- */
-static Query *
-UpdateRangeTableOfViewParse(Oid viewOid, Query *viewParse)
-{
-	Relation	viewRel;
-	List	   *new_rt;
-	ParseNamespaceItem *nsitem;
-	RangeTblEntry *rt_entry1,
-			   *rt_entry2;
-	ParseState *pstate;
-
-	/*
-	 * Make a copy of the given parsetree.  It's not so much that we don't
-	 * want to scribble on our input, it's that the parser has a bad habit of
-	 * outputting multiple links to the same subtree for constructs like
-	 * BETWEEN, and we mustn't have OffsetVarNodes increment the varno of a
-	 * Var node twice.  copyObject will expand any multiply-referenced subtree
-	 * into multiple copies.
-	 */
-	viewParse = copyObject(viewParse);
-
-	/* Create a dummy ParseState for addRangeTableEntryForRelation */
-	pstate = make_parsestate(NULL);
-
-	/* need to open the rel for addRangeTableEntryForRelation */
-	viewRel = relation_open(viewOid, AccessShareLock);
-
-	/*
-	 * Create the 2 new range table entries and form the new range table...
-	 * OLD first, then NEW....
-	 */
-	nsitem = addRangeTableEntryForRelation(pstate, viewRel,
-										   AccessShareLock,
-										   makeAlias("old", NIL),
-										   false, false);
-	rt_entry1 = nsitem->p_rte;
-	nsitem = addRangeTableEntryForRelation(pstate, viewRel,
-										   AccessShareLock,
-										   makeAlias("new", NIL),
-										   false, false);
-	rt_entry2 = nsitem->p_rte;
-
-	new_rt = lcons(rt_entry1, lcons(rt_entry2, viewParse->rtable));
-
-	viewParse->rtable = new_rt;
-
-	/*
-	 * Now offset all var nodes by 2, and jointree RT indexes too.
-	 */
-	OffsetVarNodes((Node *) viewParse, 2, 0);
-
-	relation_close(viewRel, AccessShareLock);
-
-	return viewParse;
-}
-
 /*
  * DefineView
  *		Execute a CREATE VIEW command.
@@ -587,12 +515,6 @@ DefineView(ViewStmt *stmt, const char *queryString,
 void
 StoreViewQuery(Oid viewOid, Query *viewParse, bool replace)
 {
-	/*
-	 * The range table of 'viewParse' does not contain entries for the "OLD"
-	 * and "NEW" relations. So... add them!
-	 */
-	viewParse = UpdateRangeTableOfViewParse(viewOid, viewParse);
-
 	/*
 	 * Now create the rules associated with the view.
 	 */
diff --git a/src/backend/rewrite/rewriteDefine.c b/src/backend/rewrite/rewriteDefine.c
index 1cb8e1b441..555c103371 100644
--- a/src/backend/rewrite/rewriteDefine.c
+++ b/src/backend/rewrite/rewriteDefine.c
@@ -798,13 +798,6 @@ checkRuleResultList(List *targetList, TupleDesc resultDesc, bool isSelect,
  * setRuleCheckAsUser
  *		Recursively scan a query or expression tree and set the checkAsUser
  *		field to the given userid in all RTEPermissionInfos of the query.
- *
- * Note: for a view (ON SELECT rule), the checkAsUser field of the OLD
- * RTE entry's RTEPermissionInfo will be overridden when the view rule is
- * expanded, and the checkAsUser for the NEW RTE entry's RTEPermissionInfo is
- * irrelevant because its requiredPerms bits will always be zero.  However, for
- * other types of rules it's important to set these fields to match the rule
- * owner.  So we just set them always.
  */
 void
 setRuleCheckAsUser(Node *node, Oid userid)
diff --git a/src/backend/rewrite/rewriteHandler.c b/src/backend/rewrite/rewriteHandler.c
index fda0eacf79..77cd294e51 100644
--- a/src/backend/rewrite/rewriteHandler.c
+++ b/src/backend/rewrite/rewriteHandler.c
@@ -1748,7 +1748,8 @@ ApplyRetrieveRule(Query *parsetree,
 				  List *activeRIRs)
 {
 	Query	   *rule_action;
-	RangeTblEntry *rte;
+	RangeTblEntry *rte,
+				  *subquery_rte;
 	RowMarkClause *rc;
 
 	if (list_length(rule->actions) != 1)
@@ -1860,17 +1861,26 @@ ApplyRetrieveRule(Query *parsetree,
 	 * original RTE to a subquery RTE.
 	 */
 	rte = rt_fetch(rt_index, parsetree->rtable);
+	subquery_rte = rte;
 
-	rte->rtekind = RTE_SUBQUERY;
-	rte->subquery = rule_action;
-	rte->security_barrier = RelationIsSecurityView(relation);
+	/*
+	 * Before converting the RTE to become a SUBQUERY, store a copy for the
+	 * executor to be able to lock the view relation and for the planner to be
+	 * able to record the view relation OID in PlannedStmt.relationOids.
+	 */
+	rte = copyObject(rte);
+	parsetree->rtable = lappend(parsetree->rtable, rte);
+
+	subquery_rte->rtekind = RTE_SUBQUERY;
+	subquery_rte->subquery = rule_action;
+	subquery_rte->security_barrier = RelationIsSecurityView(relation);
 	/* Clear fields that should not be set in a subquery RTE */
-	rte->relid = InvalidOid;
-	rte->relkind = 0;
-	rte->rellockmode = 0;
-	rte->tablesample = NULL;
-	rte->perminfoindex = 0;
-	rte->inh = false;			/* must not be set for a subquery */
+	subquery_rte->relid = InvalidOid;
+	subquery_rte->relkind = 0;
+	subquery_rte->rellockmode = 0;
+	subquery_rte->tablesample = NULL;
+	subquery_rte->perminfoindex = 0;
+	subquery_rte->inh = false;			/* must not be set for a subquery */
 
 	return parsetree;
 }
@@ -1882,9 +1892,6 @@ ApplyRetrieveRule(Query *parsetree,
  * aggregate.  We leave it to the planner to detect that.
  *
  * NB: this must agree with the parser's transformLockingClause() routine.
- * However, unlike the parser we have to be careful not to mark a view's
- * OLD and NEW rels for updating.  The best way to handle that seems to be
- * to scan the jointree to determine which rels are used.
  */
 static void
 markQueryForLocking(Query *qry, Node *jtnode,
diff --git a/src/bin/pg_dump/t/002_pg_dump.pl b/src/bin/pg_dump/t/002_pg_dump.pl
index 8dc1f0eccb..67dbfa55fd 100644
--- a/src/bin/pg_dump/t/002_pg_dump.pl
+++ b/src/bin/pg_dump/t/002_pg_dump.pl
@@ -2228,7 +2228,7 @@ my %tests = (
 					   SELECT col1 FROM dump_test.test_table;',
 		regexp => qr/^
 			\QCREATE MATERIALIZED VIEW dump_test.matview AS\E
-			\n\s+\QSELECT test_table.col1\E
+			\n\s+\QSELECT col1\E
 			\n\s+\QFROM dump_test.test_table\E
 			\n\s+\QWITH NO DATA;\E
 			/xm,
@@ -2244,7 +2244,7 @@ my %tests = (
 						   SELECT * FROM dump_test.matview;',
 		regexp => qr/^
 			\QCREATE MATERIALIZED VIEW dump_test.matview_second AS\E
-			\n\s+\QSELECT matview.col1\E
+			\n\s+\QSELECT col1\E
 			\n\s+\QFROM dump_test.matview\E
 			\n\s+\QWITH NO DATA;\E
 			/xm,
@@ -2260,7 +2260,7 @@ my %tests = (
 						   SELECT * FROM dump_test.matview_second WITH NO DATA;',
 		regexp => qr/^
 			\QCREATE MATERIALIZED VIEW dump_test.matview_third AS\E
-			\n\s+\QSELECT matview_second.col1\E
+			\n\s+\QSELECT col1\E
 			\n\s+\QFROM dump_test.matview_second\E
 			\n\s+\QWITH NO DATA;\E
 			/xm,
@@ -2276,7 +2276,7 @@ my %tests = (
 						   SELECT * FROM dump_test.matview_third WITH NO DATA;',
 		regexp => qr/^
 			\QCREATE MATERIALIZED VIEW dump_test.matview_fourth AS\E
-			\n\s+\QSELECT matview_third.col1\E
+			\n\s+\QSELECT col1\E
 			\n\s+\QFROM dump_test.matview_third\E
 			\n\s+\QWITH NO DATA;\E
 			/xm,
@@ -2294,7 +2294,7 @@ my %tests = (
 						   ALTER COLUMN col2 SET COMPRESSION lz4;',
 		regexp => qr/^
 			\QCREATE MATERIALIZED VIEW dump_test.matview_compression AS\E
-			\n\s+\QSELECT test_table.col2\E
+			\n\s+\QSELECT col2\E
 			\n\s+\QFROM dump_test.test_table\E
 			\n\s+\QWITH NO DATA;\E
 			.*
@@ -3290,7 +3290,7 @@ my %tests = (
 		                   SELECT col1 FROM dump_test.test_table;',
 		regexp => qr/^
 			\QCREATE VIEW dump_test.test_view WITH (security_barrier='true') AS\E
-			\n\s+\QSELECT test_table.col1\E
+			\n\s+\QSELECT col1\E
 			\n\s+\QFROM dump_test.test_table\E
 			\n\s+\QWITH LOCAL CHECK OPTION;\E/xm,
 		like =>
diff --git a/src/test/regress/expected/aggregates.out b/src/test/regress/expected/aggregates.out
index fc2bd40be2..564a7ba1aa 100644
--- a/src/test/regress/expected/aggregates.out
+++ b/src/test/regress/expected/aggregates.out
@@ -1623,7 +1623,7 @@ select * from agg_view1;
 select pg_get_viewdef('agg_view1'::regclass);
                                                    pg_get_viewdef                                                    
 ---------------------------------------------------------------------------------------------------------------------
-  SELECT aggfns(v.a, v.b, v.c) AS aggfns                                                                            +
+  SELECT aggfns(a, b, c) AS aggfns                                                                                  +
     FROM ( VALUES (1,3,'foo'::text), (0,NULL::integer,NULL::text), (2,2,'bar'::text), (3,1,'baz'::text)) v(a, b, c);
 (1 row)
 
@@ -1675,7 +1675,7 @@ select * from agg_view1;
 select pg_get_viewdef('agg_view1'::regclass);
                                                    pg_get_viewdef                                                    
 ---------------------------------------------------------------------------------------------------------------------
-  SELECT aggfns(v.a, v.b, v.c ORDER BY (v.b + 1)) AS aggfns                                                         +
+  SELECT aggfns(a, b, c ORDER BY (b + 1)) AS aggfns                                                                 +
     FROM ( VALUES (1,3,'foo'::text), (0,NULL::integer,NULL::text), (2,2,'bar'::text), (3,1,'baz'::text)) v(a, b, c);
 (1 row)
 
@@ -1691,7 +1691,7 @@ select * from agg_view1;
 select pg_get_viewdef('agg_view1'::regclass);
                                                    pg_get_viewdef                                                    
 ---------------------------------------------------------------------------------------------------------------------
-  SELECT aggfns(v.a, v.a, v.c ORDER BY v.b) AS aggfns                                                               +
+  SELECT aggfns(a, a, c ORDER BY b) AS aggfns                                                                       +
     FROM ( VALUES (1,3,'foo'::text), (0,NULL::integer,NULL::text), (2,2,'bar'::text), (3,1,'baz'::text)) v(a, b, c);
 (1 row)
 
@@ -1707,7 +1707,7 @@ select * from agg_view1;
 select pg_get_viewdef('agg_view1'::regclass);
                                                    pg_get_viewdef                                                    
 ---------------------------------------------------------------------------------------------------------------------
-  SELECT aggfns(v.a, v.b, v.c ORDER BY v.c USING ~<~ NULLS LAST) AS aggfns                                          +
+  SELECT aggfns(a, b, c ORDER BY c USING ~<~ NULLS LAST) AS aggfns                                                  +
     FROM ( VALUES (1,3,'foo'::text), (0,NULL::integer,NULL::text), (2,2,'bar'::text), (3,1,'baz'::text)) v(a, b, c);
 (1 row)
 
@@ -2192,15 +2192,15 @@ select ten,
   from tenk1
  group by ten order by ten;
 select pg_get_viewdef('aggordview1');
-                                                        pg_get_viewdef                                                         
--------------------------------------------------------------------------------------------------------------------------------
-  SELECT tenk1.ten,                                                                                                           +
-     percentile_disc((0.5)::double precision) WITHIN GROUP (ORDER BY tenk1.thousand) AS p50,                                  +
-     percentile_disc((0.5)::double precision) WITHIN GROUP (ORDER BY tenk1.thousand) FILTER (WHERE (tenk1.hundred = 1)) AS px,+
-     rank(5, 'AZZZZ'::name, 50) WITHIN GROUP (ORDER BY tenk1.hundred, tenk1.string4 DESC, tenk1.hundred) AS rank              +
-    FROM tenk1                                                                                                                +
-   GROUP BY tenk1.ten                                                                                                         +
-   ORDER BY tenk1.ten;
+                                                  pg_get_viewdef                                                   
+-------------------------------------------------------------------------------------------------------------------
+  SELECT ten,                                                                                                     +
+     percentile_disc((0.5)::double precision) WITHIN GROUP (ORDER BY thousand) AS p50,                            +
+     percentile_disc((0.5)::double precision) WITHIN GROUP (ORDER BY thousand) FILTER (WHERE (hundred = 1)) AS px,+
+     rank(5, 'AZZZZ'::name, 50) WITHIN GROUP (ORDER BY hundred, string4 DESC, hundred) AS rank                    +
+    FROM tenk1                                                                                                    +
+   GROUP BY ten                                                                                                   +
+   ORDER BY ten;
 (1 row)
 
 select * from aggordview1 order by ten;
diff --git a/src/test/regress/expected/alter_table.out b/src/test/regress/expected/alter_table.out
index 346f594ad0..ecf4f65c12 100644
--- a/src/test/regress/expected/alter_table.out
+++ b/src/test/regress/expected/alter_table.out
@@ -2479,8 +2479,8 @@ create view at_view_2 as select *, to_json(v1) as j from at_view_1 v1;
  id     | integer |           |          |         | plain    | 
  stuff  | text    |           |          |         | extended | 
 View definition:
- SELECT bt.id,
-    bt.stuff
+ SELECT id,
+    stuff
    FROM at_base_table bt;
 
 \d+ at_view_2
@@ -2491,8 +2491,8 @@ View definition:
  stuff  | text    |           |          |         | extended | 
  j      | json    |           |          |         | extended | 
 View definition:
- SELECT v1.id,
-    v1.stuff,
+ SELECT id,
+    stuff,
     to_json(v1.*) AS j
    FROM at_view_1 v1;
 
@@ -2518,8 +2518,8 @@ create or replace view at_view_1 as select *, 2+2 as more from at_base_table bt;
  stuff  | text    |           |          |         | extended | 
  more   | integer |           |          |         | plain    | 
 View definition:
- SELECT bt.id,
-    bt.stuff,
+ SELECT id,
+    stuff,
     2 + 2 AS more
    FROM at_base_table bt;
 
@@ -2531,8 +2531,8 @@ View definition:
  stuff  | text    |           |          |         | extended | 
  j      | json    |           |          |         | extended | 
 View definition:
- SELECT v1.id,
-    v1.stuff,
+ SELECT id,
+    stuff,
     to_json(v1.*) AS j
    FROM at_view_1 v1;
 
diff --git a/src/test/regress/expected/collate.icu.utf8.out b/src/test/regress/expected/collate.icu.utf8.out
index d4c8c6de38..4354dc07b8 100644
--- a/src/test/regress/expected/collate.icu.utf8.out
+++ b/src/test/regress/expected/collate.icu.utf8.out
@@ -446,18 +446,18 @@ CREATE VIEW collview2 AS SELECT a, b FROM collate_test1 ORDER BY b COLLATE "C";
 CREATE VIEW collview3 AS SELECT a, lower((x || x) COLLATE "C") FROM collate_test10;
 SELECT table_name, view_definition FROM information_schema.views
   WHERE table_name LIKE 'collview%' ORDER BY 1;
- table_name |                             view_definition                              
-------------+--------------------------------------------------------------------------
- collview1  |  SELECT collate_test1.a,                                                +
-            |     collate_test1.b                                                     +
-            |    FROM collate_test1                                                   +
-            |   WHERE ((collate_test1.b COLLATE "C") >= 'bbc'::text);
- collview2  |  SELECT collate_test1.a,                                                +
-            |     collate_test1.b                                                     +
-            |    FROM collate_test1                                                   +
-            |   ORDER BY (collate_test1.b COLLATE "C");
- collview3  |  SELECT collate_test10.a,                                               +
-            |     lower(((collate_test10.x || collate_test10.x) COLLATE "C")) AS lower+
+ table_name |              view_definition               
+------------+--------------------------------------------
+ collview1  |  SELECT a,                                +
+            |     b                                     +
+            |    FROM collate_test1                     +
+            |   WHERE ((b COLLATE "C") >= 'bbc'::text);
+ collview2  |  SELECT a,                                +
+            |     b                                     +
+            |    FROM collate_test1                     +
+            |   ORDER BY (b COLLATE "C");
+ collview3  |  SELECT a,                                +
+            |     lower(((x || x) COLLATE "C")) AS lower+
             |    FROM collate_test10;
 (3 rows)
 
diff --git a/src/test/regress/expected/collate.linux.utf8.out b/src/test/regress/expected/collate.linux.utf8.out
index f2d0eb94f2..2098696ec2 100644
--- a/src/test/regress/expected/collate.linux.utf8.out
+++ b/src/test/regress/expected/collate.linux.utf8.out
@@ -483,18 +483,18 @@ CREATE VIEW collview2 AS SELECT a, b FROM collate_test1 ORDER BY b COLLATE "C";
 CREATE VIEW collview3 AS SELECT a, lower((x || x) COLLATE "C") FROM collate_test10;
 SELECT table_name, view_definition FROM information_schema.views
   WHERE table_name LIKE 'collview%' ORDER BY 1;
- table_name |                             view_definition                              
-------------+--------------------------------------------------------------------------
- collview1  |  SELECT collate_test1.a,                                                +
-            |     collate_test1.b                                                     +
-            |    FROM collate_test1                                                   +
-            |   WHERE ((collate_test1.b COLLATE "C") >= 'bbc'::text);
- collview2  |  SELECT collate_test1.a,                                                +
-            |     collate_test1.b                                                     +
-            |    FROM collate_test1                                                   +
-            |   ORDER BY (collate_test1.b COLLATE "C");
- collview3  |  SELECT collate_test10.a,                                               +
-            |     lower(((collate_test10.x || collate_test10.x) COLLATE "C")) AS lower+
+ table_name |              view_definition               
+------------+--------------------------------------------
+ collview1  |  SELECT a,                                +
+            |     b                                     +
+            |    FROM collate_test1                     +
+            |   WHERE ((b COLLATE "C") >= 'bbc'::text);
+ collview2  |  SELECT a,                                +
+            |     b                                     +
+            |    FROM collate_test1                     +
+            |   ORDER BY (b COLLATE "C");
+ collview3  |  SELECT a,                                +
+            |     lower(((x || x) COLLATE "C")) AS lower+
             |    FROM collate_test10;
 (3 rows)
 
diff --git a/src/test/regress/expected/collate.out b/src/test/regress/expected/collate.out
index 246832575c..0649564485 100644
--- a/src/test/regress/expected/collate.out
+++ b/src/test/regress/expected/collate.out
@@ -194,18 +194,18 @@ CREATE VIEW collview2 AS SELECT a, b FROM collate_test1 ORDER BY b COLLATE "C";
 CREATE VIEW collview3 AS SELECT a, lower((x || x) COLLATE "POSIX") FROM collate_test10;
 SELECT table_name, view_definition FROM information_schema.views
   WHERE table_name LIKE 'collview%' ORDER BY 1;
- table_name |                               view_definition                                
-------------+------------------------------------------------------------------------------
- collview1  |  SELECT collate_test1.a,                                                    +
-            |     collate_test1.b                                                         +
-            |    FROM collate_test1                                                       +
-            |   WHERE ((collate_test1.b COLLATE "C") >= 'bbc'::text);
- collview2  |  SELECT collate_test1.a,                                                    +
-            |     collate_test1.b                                                         +
-            |    FROM collate_test1                                                       +
-            |   ORDER BY (collate_test1.b COLLATE "C");
- collview3  |  SELECT collate_test10.a,                                                   +
-            |     lower(((collate_test10.x || collate_test10.x) COLLATE "POSIX")) AS lower+
+ table_name |                view_definition                 
+------------+------------------------------------------------
+ collview1  |  SELECT a,                                    +
+            |     b                                         +
+            |    FROM collate_test1                         +
+            |   WHERE ((b COLLATE "C") >= 'bbc'::text);
+ collview2  |  SELECT a,                                    +
+            |     b                                         +
+            |    FROM collate_test1                         +
+            |   ORDER BY (b COLLATE "C");
+ collview3  |  SELECT a,                                    +
+            |     lower(((x || x) COLLATE "POSIX")) AS lower+
             |    FROM collate_test10;
 (3 rows)
 
@@ -698,7 +698,7 @@ SELECT c1+1 AS c1p FROM
 --------+---------+-----------+----------+---------+---------+-------------
  c1p    | integer |           |          |         | plain   | 
 View definition:
- SELECT ss.c1 + 1 AS c1p
+ SELECT c1 + 1 AS c1p
    FROM ( SELECT 4 AS c1) ss;
 
 -- Check conflicting or redundant options in CREATE COLLATION
diff --git a/src/test/regress/expected/compression.out b/src/test/regress/expected/compression.out
index 4c997e2602..e06ac93a36 100644
--- a/src/test/regress/expected/compression.out
+++ b/src/test/regress/expected/compression.out
@@ -187,7 +187,7 @@ CREATE MATERIALIZED VIEW compressmv(x) AS SELECT * FROM cmdata1;
 --------+------+-----------+----------+---------+----------+-------------+--------------+-------------
  x      | text |           |          |         | extended |             |              | 
 View definition:
- SELECT cmdata1.f1 AS x
+ SELECT f1 AS x
    FROM cmdata1;
 
 SELECT pg_column_compression(f1) FROM cmdata1;
@@ -274,7 +274,7 @@ ALTER MATERIALIZED VIEW compressmv ALTER COLUMN x SET COMPRESSION lz4;
 --------+------+-----------+----------+---------+----------+-------------+--------------+-------------
  x      | text |           |          |         | extended | lz4         |              | 
 View definition:
- SELECT cmdata1.f1 AS x
+ SELECT f1 AS x
    FROM cmdata1;
 
 -- test alter compression method for partitioned tables
diff --git a/src/test/regress/expected/create_view.out b/src/test/regress/expected/create_view.out
index f9bbad00df..880caca491 100644
--- a/src/test/regress/expected/create_view.out
+++ b/src/test/regress/expected/create_view.out
@@ -395,10 +395,10 @@ CREATE VIEW tt1 AS
  c      | numeric              |           |          |         | main     | 
  d      | character varying(4) |           |          |         | extended | 
 View definition:
- SELECT vv.a,
-    vv.b,
-    vv.c,
-    vv.d
+ SELECT a,
+    b,
+    c,
+    d
    FROM ( VALUES ('abc'::character varying(3),'0123456789'::character varying,42,'abcd'::character varying(4)), ('0123456789'::character varying,'abc'::character varying(3),42.12,'abc'::character varying(4))) vv(a, b, c, d);
 
 SELECT * FROM tt1;
@@ -440,9 +440,9 @@ CREATE VIEW aliased_view_4 AS
  f2     | integer |           |          |         | plain    | 
  f3     | text    |           |          |         | extended | 
 View definition:
- SELECT tt1.f1,
-    tt1.f2,
-    tt1.f3
+ SELECT f1,
+    f2,
+    f3
    FROM tt1
   WHERE (EXISTS ( SELECT 1
            FROM tx1
@@ -456,9 +456,9 @@ View definition:
  f2     | integer |           |          |         | plain    | 
  f3     | text    |           |          |         | extended | 
 View definition:
- SELECT a1.f1,
-    a1.f2,
-    a1.f3
+ SELECT f1,
+    f2,
+    f3
    FROM tt1 a1
   WHERE (EXISTS ( SELECT 1
            FROM tx1
@@ -472,9 +472,9 @@ View definition:
  f2     | integer |           |          |         | plain    | 
  f3     | text    |           |          |         | extended | 
 View definition:
- SELECT tt1.f1,
-    tt1.f2,
-    tt1.f3
+ SELECT f1,
+    f2,
+    f3
    FROM tt1
   WHERE (EXISTS ( SELECT 1
            FROM tx1 a2
@@ -488,9 +488,9 @@ View definition:
  f2     | integer |           |          |         | plain    | 
  f3     | text    |           |          |         | extended | 
 View definition:
- SELECT tt1.y1,
-    tt1.f2,
-    tt1.f3
+ SELECT y1,
+    f2,
+    f3
    FROM temp_view_test.tt1
   WHERE (EXISTS ( SELECT 1
            FROM tt1 tt1_1
@@ -505,9 +505,9 @@ ALTER TABLE tx1 RENAME TO a1;
  f2     | integer |           |          |         | plain    | 
  f3     | text    |           |          |         | extended | 
 View definition:
- SELECT tt1.f1,
-    tt1.f2,
-    tt1.f3
+ SELECT f1,
+    f2,
+    f3
    FROM tt1
   WHERE (EXISTS ( SELECT 1
            FROM a1
@@ -521,9 +521,9 @@ View definition:
  f2     | integer |           |          |         | plain    | 
  f3     | text    |           |          |         | extended | 
 View definition:
- SELECT a1.f1,
-    a1.f2,
-    a1.f3
+ SELECT f1,
+    f2,
+    f3
    FROM tt1 a1
   WHERE (EXISTS ( SELECT 1
            FROM a1 a1_1
@@ -537,9 +537,9 @@ View definition:
  f2     | integer |           |          |         | plain    | 
  f3     | text    |           |          |         | extended | 
 View definition:
- SELECT tt1.f1,
-    tt1.f2,
-    tt1.f3
+ SELECT f1,
+    f2,
+    f3
    FROM tt1
   WHERE (EXISTS ( SELECT 1
            FROM a1 a2
@@ -553,9 +553,9 @@ View definition:
  f2     | integer |           |          |         | plain    | 
  f3     | text    |           |          |         | extended | 
 View definition:
- SELECT tt1.y1,
-    tt1.f2,
-    tt1.f3
+ SELECT y1,
+    f2,
+    f3
    FROM temp_view_test.tt1
   WHERE (EXISTS ( SELECT 1
            FROM tt1 tt1_1
@@ -570,9 +570,9 @@ ALTER TABLE tt1 RENAME TO a2;
  f2     | integer |           |          |         | plain    | 
  f3     | text    |           |          |         | extended | 
 View definition:
- SELECT a2.f1,
-    a2.f2,
-    a2.f3
+ SELECT f1,
+    f2,
+    f3
    FROM a2
   WHERE (EXISTS ( SELECT 1
            FROM a1
@@ -586,9 +586,9 @@ View definition:
  f2     | integer |           |          |         | plain    | 
  f3     | text    |           |          |         | extended | 
 View definition:
- SELECT a1.f1,
-    a1.f2,
-    a1.f3
+ SELECT f1,
+    f2,
+    f3
    FROM a2 a1
   WHERE (EXISTS ( SELECT 1
            FROM a1 a1_1
@@ -602,9 +602,9 @@ View definition:
  f2     | integer |           |          |         | plain    | 
  f3     | text    |           |          |         | extended | 
 View definition:
- SELECT a2.f1,
-    a2.f2,
-    a2.f3
+ SELECT f1,
+    f2,
+    f3
    FROM a2
   WHERE (EXISTS ( SELECT 1
            FROM a1 a2_1
@@ -618,9 +618,9 @@ View definition:
  f2     | integer |           |          |         | plain    | 
  f3     | text    |           |          |         | extended | 
 View definition:
- SELECT tt1.y1,
-    tt1.f2,
-    tt1.f3
+ SELECT y1,
+    f2,
+    f3
    FROM temp_view_test.tt1
   WHERE (EXISTS ( SELECT 1
            FROM a2
@@ -635,9 +635,9 @@ ALTER TABLE a1 RENAME TO tt1;
  f2     | integer |           |          |         | plain    | 
  f3     | text    |           |          |         | extended | 
 View definition:
- SELECT a2.f1,
-    a2.f2,
-    a2.f3
+ SELECT f1,
+    f2,
+    f3
    FROM a2
   WHERE (EXISTS ( SELECT 1
            FROM tt1
@@ -651,9 +651,9 @@ View definition:
  f2     | integer |           |          |         | plain    | 
  f3     | text    |           |          |         | extended | 
 View definition:
- SELECT a1.f1,
-    a1.f2,
-    a1.f3
+ SELECT f1,
+    f2,
+    f3
    FROM a2 a1
   WHERE (EXISTS ( SELECT 1
            FROM tt1
@@ -667,9 +667,9 @@ View definition:
  f2     | integer |           |          |         | plain    | 
  f3     | text    |           |          |         | extended | 
 View definition:
- SELECT a2.f1,
-    a2.f2,
-    a2.f3
+ SELECT f1,
+    f2,
+    f3
    FROM a2
   WHERE (EXISTS ( SELECT 1
            FROM tt1 a2_1
@@ -683,9 +683,9 @@ View definition:
  f2     | integer |           |          |         | plain    | 
  f3     | text    |           |          |         | extended | 
 View definition:
- SELECT tt1.y1,
-    tt1.f2,
-    tt1.f3
+ SELECT y1,
+    f2,
+    f3
    FROM temp_view_test.tt1
   WHERE (EXISTS ( SELECT 1
            FROM a2
@@ -701,9 +701,9 @@ ALTER TABLE tx1 SET SCHEMA temp_view_test;
  f2     | integer |           |          |         | plain    | 
  f3     | text    |           |          |         | extended | 
 View definition:
- SELECT tx1.f1,
-    tx1.f2,
-    tx1.f3
+ SELECT f1,
+    f2,
+    f3
    FROM temp_view_test.tx1
   WHERE (EXISTS ( SELECT 1
            FROM tt1
@@ -717,9 +717,9 @@ View definition:
  f2     | integer |           |          |         | plain    | 
  f3     | text    |           |          |         | extended | 
 View definition:
- SELECT a1.f1,
-    a1.f2,
-    a1.f3
+ SELECT f1,
+    f2,
+    f3
    FROM temp_view_test.tx1 a1
   WHERE (EXISTS ( SELECT 1
            FROM tt1
@@ -733,9 +733,9 @@ View definition:
  f2     | integer |           |          |         | plain    | 
  f3     | text    |           |          |         | extended | 
 View definition:
- SELECT tx1.f1,
-    tx1.f2,
-    tx1.f3
+ SELECT f1,
+    f2,
+    f3
    FROM temp_view_test.tx1
   WHERE (EXISTS ( SELECT 1
            FROM tt1 a2
@@ -749,9 +749,9 @@ View definition:
  f2     | integer |           |          |         | plain    | 
  f3     | text    |           |          |         | extended | 
 View definition:
- SELECT tt1.y1,
-    tt1.f2,
-    tt1.f3
+ SELECT y1,
+    f2,
+    f3
    FROM temp_view_test.tt1
   WHERE (EXISTS ( SELECT 1
            FROM temp_view_test.tx1
@@ -768,9 +768,9 @@ ALTER TABLE tmp1 RENAME TO tx1;
  f2     | integer |           |          |         | plain    | 
  f3     | text    |           |          |         | extended | 
 View definition:
- SELECT tx1.f1,
-    tx1.f2,
-    tx1.f3
+ SELECT f1,
+    f2,
+    f3
    FROM temp_view_test.tx1
   WHERE (EXISTS ( SELECT 1
            FROM tt1
@@ -784,9 +784,9 @@ View definition:
  f2     | integer |           |          |         | plain    | 
  f3     | text    |           |          |         | extended | 
 View definition:
- SELECT a1.f1,
-    a1.f2,
-    a1.f3
+ SELECT f1,
+    f2,
+    f3
    FROM temp_view_test.tx1 a1
   WHERE (EXISTS ( SELECT 1
            FROM tt1
@@ -800,9 +800,9 @@ View definition:
  f2     | integer |           |          |         | plain    | 
  f3     | text    |           |          |         | extended | 
 View definition:
- SELECT tx1.f1,
-    tx1.f2,
-    tx1.f3
+ SELECT f1,
+    f2,
+    f3
    FROM temp_view_test.tx1
   WHERE (EXISTS ( SELECT 1
            FROM tt1 a2
@@ -816,9 +816,9 @@ View definition:
  f2     | integer |           |          |         | plain    | 
  f3     | text    |           |          |         | extended | 
 View definition:
- SELECT tx1.y1,
-    tx1.f2,
-    tx1.f3
+ SELECT y1,
+    f2,
+    f3
    FROM tx1
   WHERE (EXISTS ( SELECT 1
            FROM temp_view_test.tx1 tx1_1
@@ -1305,10 +1305,10 @@ select pg_get_viewdef('v1', true);
 select pg_get_viewdef('v4', true);
  pg_get_viewdef 
 ----------------
-  SELECT v1.b, +
-     v1.c,     +
-     v1.x AS a,+
-     v1.ax     +
+  SELECT b,    +
+     c,        +
+     x AS a,   +
+     ax        +
     FROM v1;
 (1 row)
 
@@ -1585,9 +1585,9 @@ create view tt14v as select t.* from tt14f() t;
 select pg_get_viewdef('tt14v', true);
          pg_get_viewdef         
 --------------------------------
-  SELECT t.f1,                 +
-     t.f3,                     +
-     t.f4                      +
+  SELECT f1,                   +
+     f3,                       +
+     f4                        +
     FROM tt14f() t(f1, f3, f4);
 (1 row)
 
@@ -1623,11 +1623,11 @@ returning pg_describe_object(classid, objid, objsubid) as obj,
 alter table tt14t drop column f3;
 -- column f3 is still in the view, sort of ...
 select pg_get_viewdef('tt14v', true);
-         pg_get_viewdef          
----------------------------------
-  SELECT t.f1,                  +
-     t."?dropped?column?" AS f3,+
-     t.f4                       +
+        pg_get_viewdef         
+-------------------------------
+  SELECT f1,                  +
+     "?dropped?column?" AS f3,+
+     f4                       +
     FROM tt14f() t(f1, f4);
 (1 row)
 
@@ -1675,9 +1675,9 @@ alter table tt14t alter column f4 type integer using f4::integer;
 select pg_get_viewdef('tt14v', true);
          pg_get_viewdef         
 --------------------------------
-  SELECT t.f1,                 +
-     t.f3,                     +
-     t.f4                      +
+  SELECT f1,                   +
+     f3,                       +
+     f4                        +
     FROM tt14f() t(f1, f3, f4);
 (1 row)
 
@@ -1697,8 +1697,8 @@ create view tt14v as select t.f1, t.f4 from tt14f() t;
 select pg_get_viewdef('tt14v', true);
          pg_get_viewdef         
 --------------------------------
-  SELECT t.f1,                 +
-     t.f4                      +
+  SELECT f1,                   +
+     f4                        +
     FROM tt14f() t(f1, f3, f4);
 (1 row)
 
@@ -1712,8 +1712,8 @@ alter table tt14t drop column f3;  -- ok
 select pg_get_viewdef('tt14v', true);
        pg_get_viewdef       
 ----------------------------
-  SELECT t.f1,             +
-     t.f4                  +
+  SELECT f1,               +
+     f4                    +
     FROM tt14f() t(f1, f4);
 (1 row)
 
@@ -1806,8 +1806,8 @@ select * from tt17v;
 select pg_get_viewdef('tt17v', true);
                pg_get_viewdef                
 ---------------------------------------------
-  SELECT i.q1,                              +
-     i.q2                                   +
+  SELECT q1,                                +
+     q2                                     +
     FROM int8_tbl i                         +
    WHERE (i.* IN ( VALUES (i.*::int8_tbl)));
 (1 row)
@@ -2132,7 +2132,7 @@ select pg_get_viewdef('tt25v', true);
   WITH cte AS MATERIALIZED (           +
           SELECT pg_get_keywords() AS k+
          )                             +
-  SELECT (cte.k).word AS word          +
+  SELECT (k).word AS word              +
     FROM cte;
 (1 row)
 
@@ -2184,19 +2184,19 @@ select x + y + z as c1,
        (x,y) <= ANY (values(1,2),(3,4)) as c11
 from (values(1,2,3)) v(x,y,z);
 select pg_get_viewdef('tt26v', true);
-                     pg_get_viewdef                     
---------------------------------------------------------
-  SELECT v.x + v.y + v.z AS c1,                        +
-     v.x * v.y + v.z AS c2,                            +
-     v.x + v.y * v.z AS c3,                            +
-     (v.x + v.y) * v.z AS c4,                          +
-     v.x * (v.y + v.z) AS c5,                          +
-     v.x + (v.y + v.z) AS c6,                          +
-     v.x + (v.y # v.z) AS c7,                          +
-     v.x > v.y AND (v.y > v.z OR v.x > v.z) AS c8,     +
-     v.x > v.y OR v.y > v.z AND NOT v.x > v.z AS c9,   +
-     ((v.x, v.y) <> ALL ( VALUES (1,2), (3,4))) AS c10,+
-     ((v.x, v.y) <= ANY ( VALUES (1,2), (3,4))) AS c11 +
+                   pg_get_viewdef                   
+----------------------------------------------------
+  SELECT x + y + z AS c1,                          +
+     x * y + z AS c2,                              +
+     x + y * z AS c3,                              +
+     (x + y) * z AS c4,                            +
+     x * (y + z) AS c5,                            +
+     x + (y + z) AS c6,                            +
+     x + (y # z) AS c7,                            +
+     x > y AND (y > z OR x > z) AS c8,             +
+     x > y OR y > z AND NOT x > z AS c9,           +
+     ((x, y) <> ALL ( VALUES (1,2), (3,4))) AS c10,+
+     ((x, y) <= ANY ( VALUES (1,2), (3,4))) AS c11 +
     FROM ( VALUES (1,2,3)) v(x, y, z);
 (1 row)
 
diff --git a/src/test/regress/expected/expressions.out b/src/test/regress/expected/expressions.out
index 5bf39fd9aa..0ab6a71894 100644
--- a/src/test/regress/expected/expressions.out
+++ b/src/test/regress/expected/expressions.out
@@ -108,12 +108,12 @@ create view numeric_view as
  f2164  | numeric(16,4) |           |          |         | main    | 
  f2n    | numeric       |           |          |         | main    | 
 View definition:
- SELECT numeric_tbl.f1,
-    numeric_tbl.f1::numeric(16,4) AS f1164,
-    numeric_tbl.f1::numeric AS f1n,
-    numeric_tbl.f2,
-    numeric_tbl.f2::numeric(16,4) AS f2164,
-    numeric_tbl.f2 AS f2n
+ SELECT f1,
+    f1::numeric(16,4) AS f1164,
+    f1::numeric AS f1n,
+    f2,
+    f2::numeric(16,4) AS f2164,
+    f2 AS f2n
    FROM numeric_tbl;
 
 explain (verbose, costs off) select * from numeric_view;
@@ -142,12 +142,12 @@ create view bpchar_view as
  f214   | character(14) |           |          |         | extended | 
  f2n    | bpchar        |           |          |         | extended | 
 View definition:
- SELECT bpchar_tbl.f1,
-    bpchar_tbl.f1::character(14) AS f114,
-    bpchar_tbl.f1::bpchar AS f1n,
-    bpchar_tbl.f2,
-    bpchar_tbl.f2::character(14) AS f214,
-    bpchar_tbl.f2 AS f2n
+ SELECT f1,
+    f1::character(14) AS f114,
+    f1::bpchar AS f1n,
+    f2,
+    f2::character(14) AS f214,
+    f2 AS f2n
    FROM bpchar_tbl;
 
 explain (verbose, costs off) select * from bpchar_view
diff --git a/src/test/regress/expected/groupingsets.out b/src/test/regress/expected/groupingsets.out
index fcad5c4093..8e75bfe92a 100644
--- a/src/test/regress/expected/groupingsets.out
+++ b/src/test/regress/expected/groupingsets.out
@@ -570,16 +570,16 @@ CREATE VIEW gstest_view AS select a, b, grouping(a,b), sum(c), count(*), max(c)
   from gstest2 group by rollup ((a,b,c),(c,d));
 NOTICE:  view "gstest_view" will be a temporary view
 select pg_get_viewdef('gstest_view'::regclass, true);
-                                pg_get_viewdef                                 
--------------------------------------------------------------------------------
-  SELECT gstest2.a,                                                           +
-     gstest2.b,                                                               +
-     GROUPING(gstest2.a, gstest2.b) AS "grouping",                            +
-     sum(gstest2.c) AS sum,                                                   +
-     count(*) AS count,                                                       +
-     max(gstest2.c) AS max                                                    +
-    FROM gstest2                                                              +
-   GROUP BY ROLLUP((gstest2.a, gstest2.b, gstest2.c), (gstest2.c, gstest2.d));
+            pg_get_viewdef             
+---------------------------------------
+  SELECT a,                           +
+     b,                               +
+     GROUPING(a, b) AS "grouping",    +
+     sum(c) AS sum,                   +
+     count(*) AS count,               +
+     max(c) AS max                    +
+    FROM gstest2                      +
+   GROUP BY ROLLUP((a, b, c), (c, d));
 (1 row)
 
 -- Nested queries with 3 or more levels of nesting
diff --git a/src/test/regress/expected/limit.out b/src/test/regress/expected/limit.out
index 8a98bbea8e..a2cd0f9f5b 100644
--- a/src/test/regress/expected/limit.out
+++ b/src/test/regress/expected/limit.out
@@ -638,10 +638,10 @@ CREATE VIEW limit_thousand_v_1 AS SELECT thousand FROM onek WHERE thousand < 995
 ----------+---------+-----------+----------+---------+---------+-------------
  thousand | integer |           |          |         | plain   | 
 View definition:
- SELECT onek.thousand
+ SELECT thousand
    FROM onek
-  WHERE onek.thousand < 995
-  ORDER BY onek.thousand
+  WHERE thousand < 995
+  ORDER BY thousand
  OFFSET 10
  FETCH FIRST 5 ROWS WITH TIES;
 
@@ -653,10 +653,10 @@ CREATE VIEW limit_thousand_v_2 AS SELECT thousand FROM onek WHERE thousand < 995
 ----------+---------+-----------+----------+---------+---------+-------------
  thousand | integer |           |          |         | plain   | 
 View definition:
- SELECT onek.thousand
+ SELECT thousand
    FROM onek
-  WHERE onek.thousand < 995
-  ORDER BY onek.thousand
+  WHERE thousand < 995
+  ORDER BY thousand
  OFFSET 10
  LIMIT 5;
 
@@ -671,10 +671,10 @@ CREATE VIEW limit_thousand_v_3 AS SELECT thousand FROM onek WHERE thousand < 995
 ----------+---------+-----------+----------+---------+---------+-------------
  thousand | integer |           |          |         | plain   | 
 View definition:
- SELECT onek.thousand
+ SELECT thousand
    FROM onek
-  WHERE onek.thousand < 995
-  ORDER BY onek.thousand
+  WHERE thousand < 995
+  ORDER BY thousand
  FETCH FIRST (NULL::integer + 1) ROWS WITH TIES;
 
 CREATE VIEW limit_thousand_v_4 AS SELECT thousand FROM onek WHERE thousand < 995
@@ -685,10 +685,10 @@ CREATE VIEW limit_thousand_v_4 AS SELECT thousand FROM onek WHERE thousand < 995
 ----------+---------+-----------+----------+---------+---------+-------------
  thousand | integer |           |          |         | plain   | 
 View definition:
- SELECT onek.thousand
+ SELECT thousand
    FROM onek
-  WHERE onek.thousand < 995
-  ORDER BY onek.thousand
+  WHERE thousand < 995
+  ORDER BY thousand
  LIMIT ALL;
 
 -- leave these views
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c109d97635..87b6e569a5 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -100,10 +100,10 @@ CREATE INDEX mvtest_aa ON mvtest_bb (grandtot);
  type   | text    |           |          |         | extended |              | 
  totamt | numeric |           |          |         | main     |              | 
 View definition:
- SELECT mvtest_tv.type,
-    mvtest_tv.totamt
+ SELECT type,
+    totamt
    FROM mvtest_tv
-  ORDER BY mvtest_tv.type;
+  ORDER BY type;
 
 \d+ mvtest_tvm
                            Materialized view "public.mvtest_tvm"
@@ -112,10 +112,10 @@ View definition:
  type   | text    |           |          |         | extended |              | 
  totamt | numeric |           |          |         | main     |              | 
 View definition:
- SELECT mvtest_tv.type,
-    mvtest_tv.totamt
+ SELECT type,
+    totamt
    FROM mvtest_tv
-  ORDER BY mvtest_tv.type;
+  ORDER BY type;
 
 \d+ mvtest_tvvm
                            Materialized view "public.mvtest_tvvm"
@@ -123,7 +123,7 @@ View definition:
 ----------+---------+-----------+----------+---------+---------+--------------+-------------
  grandtot | numeric |           |          |         | main    |              | 
 View definition:
- SELECT mvtest_tvv.grandtot
+ SELECT grandtot
    FROM mvtest_tvv;
 
 \d+ mvtest_bb
@@ -134,7 +134,7 @@ View definition:
 Indexes:
     "mvtest_aa" btree (grandtot)
 View definition:
- SELECT mvtest_tvvmv.grandtot
+ SELECT grandtot
    FROM mvtest_tvvmv;
 
 -- test schema behavior
@@ -150,7 +150,7 @@ Indexes:
     "mvtest_tvmm_expr" UNIQUE, btree ((grandtot > 0::numeric))
     "mvtest_tvmm_pred" UNIQUE, btree (grandtot) WHERE grandtot < 0::numeric
 View definition:
- SELECT sum(mvtest_tvm.totamt) AS grandtot
+ SELECT sum(totamt) AS grandtot
    FROM mvtest_mvschema.mvtest_tvm;
 
 SET search_path = mvtest_mvschema, public;
@@ -161,10 +161,10 @@ SET search_path = mvtest_mvschema, public;
  type   | text    |           |          |         | extended |              | 
  totamt | numeric |           |          |         | main     |              | 
 View definition:
- SELECT mvtest_tv.type,
-    mvtest_tv.totamt
+ SELECT type,
+    totamt
    FROM mvtest_tv
-  ORDER BY mvtest_tv.type;
+  ORDER BY type;
 
 -- modify the underlying table data
 INSERT INTO mvtest_t VALUES (6, 'z', 13);
diff --git a/src/test/regress/expected/polymorphism.out b/src/test/regress/expected/polymorphism.out
index 1cd558d668..bf08e40ed8 100644
--- a/src/test/regress/expected/polymorphism.out
+++ b/src/test/regress/expected/polymorphism.out
@@ -1801,10 +1801,10 @@ select * from dfview;
  c3     | bigint |           |          |         | plain   | 
  c4     | bigint |           |          |         | plain   | 
 View definition:
- SELECT int8_tbl.q1,
-    int8_tbl.q2,
-    dfunc(int8_tbl.q1, int8_tbl.q2, flag => int8_tbl.q1 > int8_tbl.q2) AS c3,
-    dfunc(int8_tbl.q1, flag => int8_tbl.q1 < int8_tbl.q2, b => int8_tbl.q2) AS c4
+ SELECT q1,
+    q2,
+    dfunc(q1, q2, flag => q1 > q2) AS c3,
+    dfunc(q1, flag => q1 < q2, b => q2) AS c4
    FROM int8_tbl;
 
 drop view dfview;
diff --git a/src/test/regress/expected/rangefuncs.out b/src/test/regress/expected/rangefuncs.out
index e2e62db6a2..fbb840e848 100644
--- a/src/test/regress/expected/rangefuncs.out
+++ b/src/test/regress/expected/rangefuncs.out
@@ -149,9 +149,9 @@ select * from vw_ord;
 select definition from pg_views where viewname='vw_ord';
                                        definition                                       
 ----------------------------------------------------------------------------------------
-  SELECT z.a,                                                                          +
-     z.b,                                                                              +
-     z.c                                                                               +
+  SELECT a,                                                                            +
+     b,                                                                                +
+     c                                                                                 +
     FROM UNNEST(ARRAY[10, 20], ARRAY['foo'::text, 'bar'::text], ARRAY[1.0]) z(a, b, c);
 (1 row)
 
@@ -167,9 +167,9 @@ select * from vw_ord;
 select definition from pg_views where viewname='vw_ord';
                                        definition                                       
 ----------------------------------------------------------------------------------------
-  SELECT z.a,                                                                          +
-     z.b,                                                                              +
-     z.c                                                                               +
+  SELECT a,                                                                            +
+     b,                                                                                +
+     c                                                                                 +
     FROM UNNEST(ARRAY[10, 20], ARRAY['foo'::text, 'bar'::text], ARRAY[1.0]) z(a, b, c);
 (1 row)
 
@@ -185,9 +185,9 @@ select * from vw_ord;
 select definition from pg_views where viewname='vw_ord';
                                                       definition                                                      
 ----------------------------------------------------------------------------------------------------------------------
-  SELECT z.a,                                                                                                        +
-     z.b,                                                                                                            +
-     z.c                                                                                                             +
+  SELECT a,                                                                                                          +
+     b,                                                                                                              +
+     c                                                                                                               +
     FROM ROWS FROM(unnest(ARRAY[10, 20]), unnest(ARRAY['foo'::text, 'bar'::text]), generate_series(1, 2)) z(a, b, c);
 (1 row)
 
@@ -669,14 +669,14 @@ select * from vw_rngfunc;
 select pg_get_viewdef('vw_rngfunc');
                                                                                 pg_get_viewdef                                                                                
 ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
-  SELECT t1.a,                                                                                                                                                               +
-     t1.b,                                                                                                                                                                   +
-     t1.c,                                                                                                                                                                   +
-     t1.d,                                                                                                                                                                   +
-     t1.e,                                                                                                                                                                   +
-     t1.f,                                                                                                                                                                   +
-     t1.g,                                                                                                                                                                   +
-     t1.n                                                                                                                                                                    +
+  SELECT a,                                                                                                                                                                  +
+     b,                                                                                                                                                                      +
+     c,                                                                                                                                                                      +
+     d,                                                                                                                                                                      +
+     e,                                                                                                                                                                      +
+     f,                                                                                                                                                                      +
+     g,                                                                                                                                                                      +
+     n                                                                                                                                                                       +
     FROM ROWS FROM(getrngfunc9(1), getrngfunc7(1) AS (rngfuncid integer, rngfuncsubid integer, rngfuncname text), getrngfunc1(1)) WITH ORDINALITY t1(a, b, c, d, e, f, g, n);
 (1 row)
 
diff --git a/src/test/regress/expected/rules.out b/src/test/regress/expected/rules.out
index 624d0e5aae..1a5c3c063d 100644
--- a/src/test/regress/expected/rules.out
+++ b/src/test/regress/expected/rules.out
@@ -1302,58 +1302,58 @@ pg_available_extensions| SELECT e.name,
     e.comment
    FROM (pg_available_extensions() e(name, default_version, comment)
      LEFT JOIN pg_extension x ON ((e.name = x.extname)));
-pg_backend_memory_contexts| SELECT pg_get_backend_memory_contexts.name,
-    pg_get_backend_memory_contexts.ident,
-    pg_get_backend_memory_contexts.parent,
-    pg_get_backend_memory_contexts.level,
-    pg_get_backend_memory_contexts.total_bytes,
-    pg_get_backend_memory_contexts.total_nblocks,
-    pg_get_backend_memory_contexts.free_bytes,
-    pg_get_backend_memory_contexts.free_chunks,
-    pg_get_backend_memory_contexts.used_bytes
+pg_backend_memory_contexts| SELECT name,
+    ident,
+    parent,
+    level,
+    total_bytes,
+    total_nblocks,
+    free_bytes,
+    free_chunks,
+    used_bytes
    FROM pg_get_backend_memory_contexts() pg_get_backend_memory_contexts(name, ident, parent, level, total_bytes, total_nblocks, free_bytes, free_chunks, used_bytes);
-pg_config| SELECT pg_config.name,
-    pg_config.setting
+pg_config| SELECT name,
+    setting
    FROM pg_config() pg_config(name, setting);
-pg_cursors| SELECT c.name,
-    c.statement,
-    c.is_holdable,
-    c.is_binary,
-    c.is_scrollable,
-    c.creation_time
+pg_cursors| SELECT name,
+    statement,
+    is_holdable,
+    is_binary,
+    is_scrollable,
+    creation_time
    FROM pg_cursor() c(name, statement, is_holdable, is_binary, is_scrollable, creation_time);
-pg_file_settings| SELECT a.sourcefile,
-    a.sourceline,
-    a.seqno,
-    a.name,
-    a.setting,
-    a.applied,
-    a.error
+pg_file_settings| SELECT sourcefile,
+    sourceline,
+    seqno,
+    name,
+    setting,
+    applied,
+    error
    FROM pg_show_all_file_settings() a(sourcefile, sourceline, seqno, name, setting, applied, error);
-pg_group| SELECT pg_authid.rolname AS groname,
-    pg_authid.oid AS grosysid,
+pg_group| SELECT rolname AS groname,
+    oid AS grosysid,
     ARRAY( SELECT pg_auth_members.member
            FROM pg_auth_members
           WHERE (pg_auth_members.roleid = pg_authid.oid)) AS grolist
    FROM pg_authid
-  WHERE (NOT pg_authid.rolcanlogin);
-pg_hba_file_rules| SELECT a.rule_number,
-    a.line_number,
-    a.type,
-    a.database,
-    a.user_name,
-    a.address,
-    a.netmask,
-    a.auth_method,
-    a.options,
-    a.error
+  WHERE (NOT rolcanlogin);
+pg_hba_file_rules| SELECT rule_number,
+    line_number,
+    type,
+    database,
+    user_name,
+    address,
+    netmask,
+    auth_method,
+    options,
+    error
    FROM pg_hba_file_rules() a(rule_number, line_number, type, database, user_name, address, netmask, auth_method, options, error);
-pg_ident_file_mappings| SELECT a.map_number,
-    a.line_number,
-    a.map_name,
-    a.sys_name,
-    a.pg_username,
-    a.error
+pg_ident_file_mappings| SELECT map_number,
+    line_number,
+    map_name,
+    sys_name,
+    pg_username,
+    error
    FROM pg_ident_file_mappings() a(map_number, line_number, map_name, sys_name, pg_username, error);
 pg_indexes| SELECT n.nspname AS schemaname,
     c.relname AS tablename,
@@ -1366,22 +1366,22 @@ pg_indexes| SELECT n.nspname AS schemaname,
      LEFT JOIN pg_namespace n ON ((n.oid = c.relnamespace)))
      LEFT JOIN pg_tablespace t ON ((t.oid = i.reltablespace)))
   WHERE ((c.relkind = ANY (ARRAY['r'::"char", 'm'::"char", 'p'::"char"])) AND (i.relkind = ANY (ARRAY['i'::"char", 'I'::"char"])));
-pg_locks| SELECT l.locktype,
-    l.database,
-    l.relation,
-    l.page,
-    l.tuple,
-    l.virtualxid,
-    l.transactionid,
-    l.classid,
-    l.objid,
-    l.objsubid,
-    l.virtualtransaction,
-    l.pid,
-    l.mode,
-    l.granted,
-    l.fastpath,
-    l.waitstart
+pg_locks| SELECT locktype,
+    database,
+    relation,
+    page,
+    tuple,
+    virtualxid,
+    transactionid,
+    classid,
+    objid,
+    objsubid,
+    virtualtransaction,
+    pid,
+    mode,
+    granted,
+    fastpath,
+    waitstart
    FROM pg_lock_status() l(locktype, database, relation, page, tuple, virtualxid, transactionid, classid, objid, objsubid, virtualtransaction, pid, mode, granted, fastpath, waitstart);
 pg_matviews| SELECT n.nspname AS schemaname,
     c.relname AS matviewname,
@@ -1421,14 +1421,14 @@ pg_policies| SELECT n.nspname AS schemaname,
    FROM ((pg_policy pol
      JOIN pg_class c ON ((c.oid = pol.polrelid)))
      LEFT JOIN pg_namespace n ON ((n.oid = c.relnamespace)));
-pg_prepared_statements| SELECT p.name,
-    p.statement,
-    p.prepare_time,
-    p.parameter_types,
-    p.result_types,
-    p.from_sql,
-    p.generic_plans,
-    p.custom_plans
+pg_prepared_statements| SELECT name,
+    statement,
+    prepare_time,
+    parameter_types,
+    result_types,
+    from_sql,
+    generic_plans,
+    custom_plans
    FROM pg_prepared_statement() p(name, statement, prepare_time, parameter_types, result_types, from_sql, generic_plans, custom_plans);
 pg_prepared_xacts| SELECT p.transaction,
     p.gid,
@@ -1450,10 +1450,10 @@ pg_publication_tables| SELECT p.pubname,
     (pg_class c
      JOIN pg_namespace n ON ((n.oid = c.relnamespace)))
   WHERE (c.oid = gpt.relid);
-pg_replication_origin_status| SELECT pg_show_replication_origin_status.local_id,
-    pg_show_replication_origin_status.external_id,
-    pg_show_replication_origin_status.remote_lsn,
-    pg_show_replication_origin_status.local_lsn
+pg_replication_origin_status| SELECT local_id,
+    external_id,
+    remote_lsn,
+    local_lsn
    FROM pg_show_replication_origin_status() pg_show_replication_origin_status(local_id, external_id, remote_lsn, local_lsn);
 pg_replication_slots| SELECT l.slot_name,
     l.plugin,
@@ -1699,23 +1699,23 @@ pg_sequences| SELECT n.nspname AS schemaname,
      JOIN pg_class c ON ((c.oid = s.seqrelid)))
      LEFT JOIN pg_namespace n ON ((n.oid = c.relnamespace)))
   WHERE ((NOT pg_is_other_temp_schema(n.oid)) AND (c.relkind = 'S'::"char"));
-pg_settings| SELECT a.name,
-    a.setting,
-    a.unit,
-    a.category,
-    a.short_desc,
-    a.extra_desc,
-    a.context,
-    a.vartype,
-    a.source,
-    a.min_val,
-    a.max_val,
-    a.enumvals,
-    a.boot_val,
-    a.reset_val,
-    a.sourcefile,
-    a.sourceline,
-    a.pending_restart
+pg_settings| SELECT name,
+    setting,
+    unit,
+    category,
+    short_desc,
+    extra_desc,
+    context,
+    vartype,
+    source,
+    min_val,
+    max_val,
+    enumvals,
+    boot_val,
+    reset_val,
+    sourcefile,
+    sourceline,
+    pending_restart
    FROM pg_show_all_settings() a(name, setting, unit, category, short_desc, extra_desc, context, vartype, source, min_val, max_val, enumvals, boot_val, reset_val, sourcefile, sourceline, pending_restart);
 pg_shadow| SELECT pg_authid.rolname AS usename,
     pg_authid.oid AS usesysid,
@@ -1729,10 +1729,10 @@ pg_shadow| SELECT pg_authid.rolname AS usename,
    FROM (pg_authid
      LEFT JOIN pg_db_role_setting s ON (((pg_authid.oid = s.setrole) AND (s.setdatabase = (0)::oid))))
   WHERE pg_authid.rolcanlogin;
-pg_shmem_allocations| SELECT pg_get_shmem_allocations.name,
-    pg_get_shmem_allocations.off,
-    pg_get_shmem_allocations.size,
-    pg_get_shmem_allocations.allocated_size
+pg_shmem_allocations| SELECT name,
+    off,
+    size,
+    allocated_size
    FROM pg_get_shmem_allocations() pg_get_shmem_allocations(name, off, size, allocated_size);
 pg_stat_activity| SELECT s.datid,
     d.datname,
@@ -1803,13 +1803,13 @@ pg_stat_all_tables| SELECT c.oid AS relid,
      LEFT JOIN pg_namespace n ON ((n.oid = c.relnamespace)))
   WHERE (c.relkind = ANY (ARRAY['r'::"char", 't'::"char", 'm'::"char", 'p'::"char"]))
   GROUP BY c.oid, n.nspname, c.relname;
-pg_stat_archiver| SELECT s.archived_count,
-    s.last_archived_wal,
-    s.last_archived_time,
-    s.failed_count,
-    s.last_failed_wal,
-    s.last_failed_time,
-    s.stats_reset
+pg_stat_archiver| SELECT archived_count,
+    last_archived_wal,
+    last_archived_time,
+    failed_count,
+    last_failed_wal,
+    last_failed_time,
+    stats_reset
    FROM pg_stat_get_archiver() s(archived_count, last_archived_wal, last_archived_time, failed_count, last_failed_wal, last_failed_time, stats_reset);
 pg_stat_bgwriter| SELECT pg_stat_get_bgwriter_timed_checkpoints() AS checkpoints_timed,
     pg_stat_get_bgwriter_requested_checkpoints() AS checkpoints_req,
@@ -1822,57 +1822,57 @@ pg_stat_bgwriter| SELECT pg_stat_get_bgwriter_timed_checkpoints() AS checkpoints
     pg_stat_get_buf_fsync_backend() AS buffers_backend_fsync,
     pg_stat_get_buf_alloc() AS buffers_alloc,
     pg_stat_get_bgwriter_stat_reset_time() AS stats_reset;
-pg_stat_database| SELECT d.oid AS datid,
-    d.datname,
+pg_stat_database| SELECT oid AS datid,
+    datname,
         CASE
-            WHEN (d.oid = (0)::oid) THEN 0
-            ELSE pg_stat_get_db_numbackends(d.oid)
+            WHEN (oid = (0)::oid) THEN 0
+            ELSE pg_stat_get_db_numbackends(oid)
         END AS numbackends,
-    pg_stat_get_db_xact_commit(d.oid) AS xact_commit,
-    pg_stat_get_db_xact_rollback(d.oid) AS xact_rollback,
-    (pg_stat_get_db_blocks_fetched(d.oid) - pg_stat_get_db_blocks_hit(d.oid)) AS blks_read,
-    pg_stat_get_db_blocks_hit(d.oid) AS blks_hit,
-    pg_stat_get_db_tuples_returned(d.oid) AS tup_returned,
-    pg_stat_get_db_tuples_fetched(d.oid) AS tup_fetched,
-    pg_stat_get_db_tuples_inserted(d.oid) AS tup_inserted,
-    pg_stat_get_db_tuples_updated(d.oid) AS tup_updated,
-    pg_stat_get_db_tuples_deleted(d.oid) AS tup_deleted,
-    pg_stat_get_db_conflict_all(d.oid) AS conflicts,
-    pg_stat_get_db_temp_files(d.oid) AS temp_files,
-    pg_stat_get_db_temp_bytes(d.oid) AS temp_bytes,
-    pg_stat_get_db_deadlocks(d.oid) AS deadlocks,
-    pg_stat_get_db_checksum_failures(d.oid) AS checksum_failures,
-    pg_stat_get_db_checksum_last_failure(d.oid) AS checksum_last_failure,
-    pg_stat_get_db_blk_read_time(d.oid) AS blk_read_time,
-    pg_stat_get_db_blk_write_time(d.oid) AS blk_write_time,
-    pg_stat_get_db_session_time(d.oid) AS session_time,
-    pg_stat_get_db_active_time(d.oid) AS active_time,
-    pg_stat_get_db_idle_in_transaction_time(d.oid) AS idle_in_transaction_time,
-    pg_stat_get_db_sessions(d.oid) AS sessions,
-    pg_stat_get_db_sessions_abandoned(d.oid) AS sessions_abandoned,
-    pg_stat_get_db_sessions_fatal(d.oid) AS sessions_fatal,
-    pg_stat_get_db_sessions_killed(d.oid) AS sessions_killed,
-    pg_stat_get_db_stat_reset_time(d.oid) AS stats_reset
+    pg_stat_get_db_xact_commit(oid) AS xact_commit,
+    pg_stat_get_db_xact_rollback(oid) AS xact_rollback,
+    (pg_stat_get_db_blocks_fetched(oid) - pg_stat_get_db_blocks_hit(oid)) AS blks_read,
+    pg_stat_get_db_blocks_hit(oid) AS blks_hit,
+    pg_stat_get_db_tuples_returned(oid) AS tup_returned,
+    pg_stat_get_db_tuples_fetched(oid) AS tup_fetched,
+    pg_stat_get_db_tuples_inserted(oid) AS tup_inserted,
+    pg_stat_get_db_tuples_updated(oid) AS tup_updated,
+    pg_stat_get_db_tuples_deleted(oid) AS tup_deleted,
+    pg_stat_get_db_conflict_all(oid) AS conflicts,
+    pg_stat_get_db_temp_files(oid) AS temp_files,
+    pg_stat_get_db_temp_bytes(oid) AS temp_bytes,
+    pg_stat_get_db_deadlocks(oid) AS deadlocks,
+    pg_stat_get_db_checksum_failures(oid) AS checksum_failures,
+    pg_stat_get_db_checksum_last_failure(oid) AS checksum_last_failure,
+    pg_stat_get_db_blk_read_time(oid) AS blk_read_time,
+    pg_stat_get_db_blk_write_time(oid) AS blk_write_time,
+    pg_stat_get_db_session_time(oid) AS session_time,
+    pg_stat_get_db_active_time(oid) AS active_time,
+    pg_stat_get_db_idle_in_transaction_time(oid) AS idle_in_transaction_time,
+    pg_stat_get_db_sessions(oid) AS sessions,
+    pg_stat_get_db_sessions_abandoned(oid) AS sessions_abandoned,
+    pg_stat_get_db_sessions_fatal(oid) AS sessions_fatal,
+    pg_stat_get_db_sessions_killed(oid) AS sessions_killed,
+    pg_stat_get_db_stat_reset_time(oid) AS stats_reset
    FROM ( SELECT 0 AS oid,
             NULL::name AS datname
         UNION ALL
          SELECT pg_database.oid,
             pg_database.datname
            FROM pg_database) d;
-pg_stat_database_conflicts| SELECT d.oid AS datid,
-    d.datname,
-    pg_stat_get_db_conflict_tablespace(d.oid) AS confl_tablespace,
-    pg_stat_get_db_conflict_lock(d.oid) AS confl_lock,
-    pg_stat_get_db_conflict_snapshot(d.oid) AS confl_snapshot,
-    pg_stat_get_db_conflict_bufferpin(d.oid) AS confl_bufferpin,
-    pg_stat_get_db_conflict_startup_deadlock(d.oid) AS confl_deadlock
+pg_stat_database_conflicts| SELECT oid AS datid,
+    datname,
+    pg_stat_get_db_conflict_tablespace(oid) AS confl_tablespace,
+    pg_stat_get_db_conflict_lock(oid) AS confl_lock,
+    pg_stat_get_db_conflict_snapshot(oid) AS confl_snapshot,
+    pg_stat_get_db_conflict_bufferpin(oid) AS confl_bufferpin,
+    pg_stat_get_db_conflict_startup_deadlock(oid) AS confl_deadlock
    FROM pg_database d;
-pg_stat_gssapi| SELECT s.pid,
-    s.gss_auth AS gss_authenticated,
-    s.gss_princ AS principal,
-    s.gss_enc AS encrypted
+pg_stat_gssapi| SELECT pid,
+    gss_auth AS gss_authenticated,
+    gss_princ AS principal,
+    gss_enc AS encrypted
    FROM pg_stat_get_activity(NULL::integer) s(datid, pid, usesysid, application_name, state, query, wait_event_type, wait_event, xact_start, query_start, backend_start, state_change, client_addr, client_hostname, client_port, backend_xid, backend_xmin, backend_type, ssl, sslversion, sslcipher, sslbits, ssl_client_dn, ssl_client_serial, ssl_issuer_dn, gss_auth, gss_princ, gss_enc, leader_pid, query_id)
-  WHERE (s.client_port IS NOT NULL);
+  WHERE (client_port IS NOT NULL);
 pg_stat_progress_analyze| SELECT s.pid,
     s.datid,
     d.datname,
@@ -1895,8 +1895,8 @@ pg_stat_progress_analyze| SELECT s.pid,
     (s.param8)::oid AS current_child_table_relid
    FROM (pg_stat_get_progress_info('ANALYZE'::text) s(pid, datid, relid, param1, param2, param3, param4, param5, param6, param7, param8, param9, param10, param11, param12, param13, param14, param15, param16, param17, param18, param19, param20)
      LEFT JOIN pg_database d ON ((s.datid = d.oid)));
-pg_stat_progress_basebackup| SELECT s.pid,
-        CASE s.param1
+pg_stat_progress_basebackup| SELECT pid,
+        CASE param1
             WHEN 0 THEN 'initializing'::text
             WHEN 1 THEN 'waiting for checkpoint to finish'::text
             WHEN 2 THEN 'estimating backup size'::text
@@ -1905,13 +1905,13 @@ pg_stat_progress_basebackup| SELECT s.pid,
             WHEN 5 THEN 'transferring wal files'::text
             ELSE NULL::text
         END AS phase,
-        CASE s.param2
+        CASE param2
             WHEN '-1'::integer THEN NULL::bigint
-            ELSE s.param2
+            ELSE param2
         END AS backup_total,
-    s.param3 AS backup_streamed,
-    s.param4 AS tablespaces_total,
-    s.param5 AS tablespaces_streamed
+    param3 AS backup_streamed,
+    param4 AS tablespaces_total,
+    param5 AS tablespaces_streamed
    FROM pg_stat_get_progress_info('BASEBACKUP'::text) s(pid, datid, relid, param1, param2, param3, param4, param5, param6, param7, param8, param9, param10, param11, param12, param13, param14, param15, param16, param17, param18, param19, param20);
 pg_stat_progress_cluster| SELECT s.pid,
     s.datid,
@@ -2021,16 +2021,16 @@ pg_stat_progress_vacuum| SELECT s.pid,
     s.param7 AS num_dead_tuples
    FROM (pg_stat_get_progress_info('VACUUM'::text) s(pid, datid, relid, param1, param2, param3, param4, param5, param6, param7, param8, param9, param10, param11, param12, param13, param14, param15, param16, param17, param18, param19, param20)
      LEFT JOIN pg_database d ON ((s.datid = d.oid)));
-pg_stat_recovery_prefetch| SELECT s.stats_reset,
-    s.prefetch,
-    s.hit,
-    s.skip_init,
-    s.skip_new,
-    s.skip_fpw,
-    s.skip_rep,
-    s.wal_distance,
-    s.block_distance,
-    s.io_depth
+pg_stat_recovery_prefetch| SELECT stats_reset,
+    prefetch,
+    hit,
+    skip_init,
+    skip_new,
+    skip_fpw,
+    skip_rep,
+    wal_distance,
+    block_distance,
+    io_depth
    FROM pg_stat_get_recovery_prefetch() s(stats_reset, prefetch, hit, skip_init, skip_new, skip_fpw, skip_rep, wal_distance, block_distance, io_depth);
 pg_stat_replication| SELECT s.pid,
     s.usesysid,
@@ -2068,26 +2068,26 @@ pg_stat_replication_slots| SELECT s.slot_name,
    FROM pg_replication_slots r,
     LATERAL pg_stat_get_replication_slot((r.slot_name)::text) s(slot_name, spill_txns, spill_count, spill_bytes, stream_txns, stream_count, stream_bytes, total_txns, total_bytes, stats_reset)
   WHERE (r.datoid IS NOT NULL);
-pg_stat_slru| SELECT s.name,
-    s.blks_zeroed,
-    s.blks_hit,
-    s.blks_read,
-    s.blks_written,
-    s.blks_exists,
-    s.flushes,
-    s.truncates,
-    s.stats_reset
+pg_stat_slru| SELECT name,
+    blks_zeroed,
+    blks_hit,
+    blks_read,
+    blks_written,
+    blks_exists,
+    flushes,
+    truncates,
+    stats_reset
    FROM pg_stat_get_slru() s(name, blks_zeroed, blks_hit, blks_read, blks_written, blks_exists, flushes, truncates, stats_reset);
-pg_stat_ssl| SELECT s.pid,
-    s.ssl,
-    s.sslversion AS version,
-    s.sslcipher AS cipher,
-    s.sslbits AS bits,
-    s.ssl_client_dn AS client_dn,
-    s.ssl_client_serial AS client_serial,
-    s.ssl_issuer_dn AS issuer_dn
+pg_stat_ssl| SELECT pid,
+    ssl,
+    sslversion AS version,
+    sslcipher AS cipher,
+    sslbits AS bits,
+    ssl_client_dn AS client_dn,
+    ssl_client_serial AS client_serial,
+    ssl_issuer_dn AS issuer_dn
    FROM pg_stat_get_activity(NULL::integer) s(datid, pid, usesysid, application_name, state, query, wait_event_type, wait_event, xact_start, query_start, backend_start, state_change, client_addr, client_hostname, client_port, backend_xid, backend_xmin, backend_type, ssl, sslversion, sslcipher, sslbits, ssl_client_dn, ssl_client_serial, ssl_issuer_dn, gss_auth, gss_princ, gss_enc, leader_pid, query_id)
-  WHERE (s.client_port IS NOT NULL);
+  WHERE (client_port IS NOT NULL);
 pg_stat_subscription| SELECT su.oid AS subid,
     su.subname,
     st.pid,
@@ -2106,44 +2106,44 @@ pg_stat_subscription_stats| SELECT ss.subid,
     ss.stats_reset
    FROM pg_subscription s,
     LATERAL pg_stat_get_subscription_stats(s.oid) ss(subid, apply_error_count, sync_error_count, stats_reset);
-pg_stat_sys_indexes| SELECT pg_stat_all_indexes.relid,
-    pg_stat_all_indexes.indexrelid,
-    pg_stat_all_indexes.schemaname,
-    pg_stat_all_indexes.relname,
-    pg_stat_all_indexes.indexrelname,
-    pg_stat_all_indexes.idx_scan,
-    pg_stat_all_indexes.last_idx_scan,
-    pg_stat_all_indexes.idx_tup_read,
-    pg_stat_all_indexes.idx_tup_fetch
+pg_stat_sys_indexes| SELECT relid,
+    indexrelid,
+    schemaname,
+    relname,
+    indexrelname,
+    idx_scan,
+    last_idx_scan,
+    idx_tup_read,
+    idx_tup_fetch
    FROM pg_stat_all_indexes
-  WHERE ((pg_stat_all_indexes.schemaname = ANY (ARRAY['pg_catalog'::name, 'information_schema'::name])) OR (pg_stat_all_indexes.schemaname ~ '^pg_toast'::text));
-pg_stat_sys_tables| SELECT pg_stat_all_tables.relid,
-    pg_stat_all_tables.schemaname,
-    pg_stat_all_tables.relname,
-    pg_stat_all_tables.seq_scan,
-    pg_stat_all_tables.last_seq_scan,
-    pg_stat_all_tables.seq_tup_read,
-    pg_stat_all_tables.idx_scan,
-    pg_stat_all_tables.last_idx_scan,
-    pg_stat_all_tables.idx_tup_fetch,
-    pg_stat_all_tables.n_tup_ins,
-    pg_stat_all_tables.n_tup_upd,
-    pg_stat_all_tables.n_tup_del,
-    pg_stat_all_tables.n_tup_hot_upd,
-    pg_stat_all_tables.n_live_tup,
-    pg_stat_all_tables.n_dead_tup,
-    pg_stat_all_tables.n_mod_since_analyze,
-    pg_stat_all_tables.n_ins_since_vacuum,
-    pg_stat_all_tables.last_vacuum,
-    pg_stat_all_tables.last_autovacuum,
-    pg_stat_all_tables.last_analyze,
-    pg_stat_all_tables.last_autoanalyze,
-    pg_stat_all_tables.vacuum_count,
-    pg_stat_all_tables.autovacuum_count,
-    pg_stat_all_tables.analyze_count,
-    pg_stat_all_tables.autoanalyze_count
+  WHERE ((schemaname = ANY (ARRAY['pg_catalog'::name, 'information_schema'::name])) OR (schemaname ~ '^pg_toast'::text));
+pg_stat_sys_tables| SELECT relid,
+    schemaname,
+    relname,
+    seq_scan,
+    last_seq_scan,
+    seq_tup_read,
+    idx_scan,
+    last_idx_scan,
+    idx_tup_fetch,
+    n_tup_ins,
+    n_tup_upd,
+    n_tup_del,
+    n_tup_hot_upd,
+    n_live_tup,
+    n_dead_tup,
+    n_mod_since_analyze,
+    n_ins_since_vacuum,
+    last_vacuum,
+    last_autovacuum,
+    last_analyze,
+    last_autoanalyze,
+    vacuum_count,
+    autovacuum_count,
+    analyze_count,
+    autoanalyze_count
    FROM pg_stat_all_tables
-  WHERE ((pg_stat_all_tables.schemaname = ANY (ARRAY['pg_catalog'::name, 'information_schema'::name])) OR (pg_stat_all_tables.schemaname ~ '^pg_toast'::text));
+  WHERE ((schemaname = ANY (ARRAY['pg_catalog'::name, 'information_schema'::name])) OR (schemaname ~ '^pg_toast'::text));
 pg_stat_user_functions| SELECT p.oid AS funcid,
     n.nspname AS schemaname,
     p.proname AS funcname,
@@ -2153,71 +2153,71 @@ pg_stat_user_functions| SELECT p.oid AS funcid,
    FROM (pg_proc p
      LEFT JOIN pg_namespace n ON ((n.oid = p.pronamespace)))
   WHERE ((p.prolang <> (12)::oid) AND (pg_stat_get_function_calls(p.oid) IS NOT NULL));
-pg_stat_user_indexes| SELECT pg_stat_all_indexes.relid,
-    pg_stat_all_indexes.indexrelid,
-    pg_stat_all_indexes.schemaname,
-    pg_stat_all_indexes.relname,
-    pg_stat_all_indexes.indexrelname,
-    pg_stat_all_indexes.idx_scan,
-    pg_stat_all_indexes.last_idx_scan,
-    pg_stat_all_indexes.idx_tup_read,
-    pg_stat_all_indexes.idx_tup_fetch
+pg_stat_user_indexes| SELECT relid,
+    indexrelid,
+    schemaname,
+    relname,
+    indexrelname,
+    idx_scan,
+    last_idx_scan,
+    idx_tup_read,
+    idx_tup_fetch
    FROM pg_stat_all_indexes
-  WHERE ((pg_stat_all_indexes.schemaname <> ALL (ARRAY['pg_catalog'::name, 'information_schema'::name])) AND (pg_stat_all_indexes.schemaname !~ '^pg_toast'::text));
-pg_stat_user_tables| SELECT pg_stat_all_tables.relid,
-    pg_stat_all_tables.schemaname,
-    pg_stat_all_tables.relname,
-    pg_stat_all_tables.seq_scan,
-    pg_stat_all_tables.last_seq_scan,
-    pg_stat_all_tables.seq_tup_read,
-    pg_stat_all_tables.idx_scan,
-    pg_stat_all_tables.last_idx_scan,
-    pg_stat_all_tables.idx_tup_fetch,
-    pg_stat_all_tables.n_tup_ins,
-    pg_stat_all_tables.n_tup_upd,
-    pg_stat_all_tables.n_tup_del,
-    pg_stat_all_tables.n_tup_hot_upd,
-    pg_stat_all_tables.n_live_tup,
-    pg_stat_all_tables.n_dead_tup,
-    pg_stat_all_tables.n_mod_since_analyze,
-    pg_stat_all_tables.n_ins_since_vacuum,
-    pg_stat_all_tables.last_vacuum,
-    pg_stat_all_tables.last_autovacuum,
-    pg_stat_all_tables.last_analyze,
-    pg_stat_all_tables.last_autoanalyze,
-    pg_stat_all_tables.vacuum_count,
-    pg_stat_all_tables.autovacuum_count,
-    pg_stat_all_tables.analyze_count,
-    pg_stat_all_tables.autoanalyze_count
+  WHERE ((schemaname <> ALL (ARRAY['pg_catalog'::name, 'information_schema'::name])) AND (schemaname !~ '^pg_toast'::text));
+pg_stat_user_tables| SELECT relid,
+    schemaname,
+    relname,
+    seq_scan,
+    last_seq_scan,
+    seq_tup_read,
+    idx_scan,
+    last_idx_scan,
+    idx_tup_fetch,
+    n_tup_ins,
+    n_tup_upd,
+    n_tup_del,
+    n_tup_hot_upd,
+    n_live_tup,
+    n_dead_tup,
+    n_mod_since_analyze,
+    n_ins_since_vacuum,
+    last_vacuum,
+    last_autovacuum,
+    last_analyze,
+    last_autoanalyze,
+    vacuum_count,
+    autovacuum_count,
+    analyze_count,
+    autoanalyze_count
    FROM pg_stat_all_tables
-  WHERE ((pg_stat_all_tables.schemaname <> ALL (ARRAY['pg_catalog'::name, 'information_schema'::name])) AND (pg_stat_all_tables.schemaname !~ '^pg_toast'::text));
-pg_stat_wal| SELECT w.wal_records,
-    w.wal_fpi,
-    w.wal_bytes,
-    w.wal_buffers_full,
-    w.wal_write,
-    w.wal_sync,
-    w.wal_write_time,
-    w.wal_sync_time,
-    w.stats_reset
+  WHERE ((schemaname <> ALL (ARRAY['pg_catalog'::name, 'information_schema'::name])) AND (schemaname !~ '^pg_toast'::text));
+pg_stat_wal| SELECT wal_records,
+    wal_fpi,
+    wal_bytes,
+    wal_buffers_full,
+    wal_write,
+    wal_sync,
+    wal_write_time,
+    wal_sync_time,
+    stats_reset
    FROM pg_stat_get_wal() w(wal_records, wal_fpi, wal_bytes, wal_buffers_full, wal_write, wal_sync, wal_write_time, wal_sync_time, stats_reset);
-pg_stat_wal_receiver| SELECT s.pid,
-    s.status,
-    s.receive_start_lsn,
-    s.receive_start_tli,
-    s.written_lsn,
-    s.flushed_lsn,
-    s.received_tli,
-    s.last_msg_send_time,
-    s.last_msg_receipt_time,
-    s.latest_end_lsn,
-    s.latest_end_time,
-    s.slot_name,
-    s.sender_host,
-    s.sender_port,
-    s.conninfo
+pg_stat_wal_receiver| SELECT pid,
+    status,
+    receive_start_lsn,
+    receive_start_tli,
+    written_lsn,
+    flushed_lsn,
+    received_tli,
+    last_msg_send_time,
+    last_msg_receipt_time,
+    latest_end_lsn,
+    latest_end_time,
+    slot_name,
+    sender_host,
+    sender_port,
+    conninfo
    FROM pg_stat_get_wal_receiver() s(pid, status, receive_start_lsn, receive_start_tli, written_lsn, flushed_lsn, received_tli, last_msg_send_time, last_msg_receipt_time, latest_end_lsn, latest_end_time, slot_name, sender_host, sender_port, conninfo)
-  WHERE (s.pid IS NOT NULL);
+  WHERE (pid IS NOT NULL);
 pg_stat_xact_all_tables| SELECT c.oid AS relid,
     n.nspname AS schemaname,
     c.relname,
@@ -2234,19 +2234,19 @@ pg_stat_xact_all_tables| SELECT c.oid AS relid,
      LEFT JOIN pg_namespace n ON ((n.oid = c.relnamespace)))
   WHERE (c.relkind = ANY (ARRAY['r'::"char", 't'::"char", 'm'::"char", 'p'::"char"]))
   GROUP BY c.oid, n.nspname, c.relname;
-pg_stat_xact_sys_tables| SELECT pg_stat_xact_all_tables.relid,
-    pg_stat_xact_all_tables.schemaname,
-    pg_stat_xact_all_tables.relname,
-    pg_stat_xact_all_tables.seq_scan,
-    pg_stat_xact_all_tables.seq_tup_read,
-    pg_stat_xact_all_tables.idx_scan,
-    pg_stat_xact_all_tables.idx_tup_fetch,
-    pg_stat_xact_all_tables.n_tup_ins,
-    pg_stat_xact_all_tables.n_tup_upd,
-    pg_stat_xact_all_tables.n_tup_del,
-    pg_stat_xact_all_tables.n_tup_hot_upd
+pg_stat_xact_sys_tables| SELECT relid,
+    schemaname,
+    relname,
+    seq_scan,
+    seq_tup_read,
+    idx_scan,
+    idx_tup_fetch,
+    n_tup_ins,
+    n_tup_upd,
+    n_tup_del,
+    n_tup_hot_upd
    FROM pg_stat_xact_all_tables
-  WHERE ((pg_stat_xact_all_tables.schemaname = ANY (ARRAY['pg_catalog'::name, 'information_schema'::name])) OR (pg_stat_xact_all_tables.schemaname ~ '^pg_toast'::text));
+  WHERE ((schemaname = ANY (ARRAY['pg_catalog'::name, 'information_schema'::name])) OR (schemaname ~ '^pg_toast'::text));
 pg_stat_xact_user_functions| SELECT p.oid AS funcid,
     n.nspname AS schemaname,
     p.proname AS funcname,
@@ -2256,19 +2256,19 @@ pg_stat_xact_user_functions| SELECT p.oid AS funcid,
    FROM (pg_proc p
      LEFT JOIN pg_namespace n ON ((n.oid = p.pronamespace)))
   WHERE ((p.prolang <> (12)::oid) AND (pg_stat_get_xact_function_calls(p.oid) IS NOT NULL));
-pg_stat_xact_user_tables| SELECT pg_stat_xact_all_tables.relid,
-    pg_stat_xact_all_tables.schemaname,
-    pg_stat_xact_all_tables.relname,
-    pg_stat_xact_all_tables.seq_scan,
-    pg_stat_xact_all_tables.seq_tup_read,
-    pg_stat_xact_all_tables.idx_scan,
-    pg_stat_xact_all_tables.idx_tup_fetch,
-    pg_stat_xact_all_tables.n_tup_ins,
-    pg_stat_xact_all_tables.n_tup_upd,
-    pg_stat_xact_all_tables.n_tup_del,
-    pg_stat_xact_all_tables.n_tup_hot_upd
+pg_stat_xact_user_tables| SELECT relid,
+    schemaname,
+    relname,
+    seq_scan,
+    seq_tup_read,
+    idx_scan,
+    idx_tup_fetch,
+    n_tup_ins,
+    n_tup_upd,
+    n_tup_del,
+    n_tup_hot_upd
    FROM pg_stat_xact_all_tables
-  WHERE ((pg_stat_xact_all_tables.schemaname <> ALL (ARRAY['pg_catalog'::name, 'information_schema'::name])) AND (pg_stat_xact_all_tables.schemaname !~ '^pg_toast'::text));
+  WHERE ((schemaname <> ALL (ARRAY['pg_catalog'::name, 'information_schema'::name])) AND (schemaname !~ '^pg_toast'::text));
 pg_statio_all_indexes| SELECT c.oid AS relid,
     i.oid AS indexrelid,
     n.nspname AS schemaname,
@@ -2312,64 +2312,64 @@ pg_statio_all_tables| SELECT c.oid AS relid,
            FROM pg_index
           WHERE (pg_index.indrelid = t.oid)) x ON (true))
   WHERE (c.relkind = ANY (ARRAY['r'::"char", 't'::"char", 'm'::"char"]));
-pg_statio_sys_indexes| SELECT pg_statio_all_indexes.relid,
-    pg_statio_all_indexes.indexrelid,
-    pg_statio_all_indexes.schemaname,
-    pg_statio_all_indexes.relname,
-    pg_statio_all_indexes.indexrelname,
-    pg_statio_all_indexes.idx_blks_read,
-    pg_statio_all_indexes.idx_blks_hit
+pg_statio_sys_indexes| SELECT relid,
+    indexrelid,
+    schemaname,
+    relname,
+    indexrelname,
+    idx_blks_read,
+    idx_blks_hit
    FROM pg_statio_all_indexes
-  WHERE ((pg_statio_all_indexes.schemaname = ANY (ARRAY['pg_catalog'::name, 'information_schema'::name])) OR (pg_statio_all_indexes.schemaname ~ '^pg_toast'::text));
-pg_statio_sys_sequences| SELECT pg_statio_all_sequences.relid,
-    pg_statio_all_sequences.schemaname,
-    pg_statio_all_sequences.relname,
-    pg_statio_all_sequences.blks_read,
-    pg_statio_all_sequences.blks_hit
+  WHERE ((schemaname = ANY (ARRAY['pg_catalog'::name, 'information_schema'::name])) OR (schemaname ~ '^pg_toast'::text));
+pg_statio_sys_sequences| SELECT relid,
+    schemaname,
+    relname,
+    blks_read,
+    blks_hit
    FROM pg_statio_all_sequences
-  WHERE ((pg_statio_all_sequences.schemaname = ANY (ARRAY['pg_catalog'::name, 'information_schema'::name])) OR (pg_statio_all_sequences.schemaname ~ '^pg_toast'::text));
-pg_statio_sys_tables| SELECT pg_statio_all_tables.relid,
-    pg_statio_all_tables.schemaname,
-    pg_statio_all_tables.relname,
-    pg_statio_all_tables.heap_blks_read,
-    pg_statio_all_tables.heap_blks_hit,
-    pg_statio_all_tables.idx_blks_read,
-    pg_statio_all_tables.idx_blks_hit,
-    pg_statio_all_tables.toast_blks_read,
-    pg_statio_all_tables.toast_blks_hit,
-    pg_statio_all_tables.tidx_blks_read,
-    pg_statio_all_tables.tidx_blks_hit
+  WHERE ((schemaname = ANY (ARRAY['pg_catalog'::name, 'information_schema'::name])) OR (schemaname ~ '^pg_toast'::text));
+pg_statio_sys_tables| SELECT relid,
+    schemaname,
+    relname,
+    heap_blks_read,
+    heap_blks_hit,
+    idx_blks_read,
+    idx_blks_hit,
+    toast_blks_read,
+    toast_blks_hit,
+    tidx_blks_read,
+    tidx_blks_hit
    FROM pg_statio_all_tables
-  WHERE ((pg_statio_all_tables.schemaname = ANY (ARRAY['pg_catalog'::name, 'information_schema'::name])) OR (pg_statio_all_tables.schemaname ~ '^pg_toast'::text));
-pg_statio_user_indexes| SELECT pg_statio_all_indexes.relid,
-    pg_statio_all_indexes.indexrelid,
-    pg_statio_all_indexes.schemaname,
-    pg_statio_all_indexes.relname,
-    pg_statio_all_indexes.indexrelname,
-    pg_statio_all_indexes.idx_blks_read,
-    pg_statio_all_indexes.idx_blks_hit
+  WHERE ((schemaname = ANY (ARRAY['pg_catalog'::name, 'information_schema'::name])) OR (schemaname ~ '^pg_toast'::text));
+pg_statio_user_indexes| SELECT relid,
+    indexrelid,
+    schemaname,
+    relname,
+    indexrelname,
+    idx_blks_read,
+    idx_blks_hit
    FROM pg_statio_all_indexes
-  WHERE ((pg_statio_all_indexes.schemaname <> ALL (ARRAY['pg_catalog'::name, 'information_schema'::name])) AND (pg_statio_all_indexes.schemaname !~ '^pg_toast'::text));
-pg_statio_user_sequences| SELECT pg_statio_all_sequences.relid,
-    pg_statio_all_sequences.schemaname,
-    pg_statio_all_sequences.relname,
-    pg_statio_all_sequences.blks_read,
-    pg_statio_all_sequences.blks_hit
+  WHERE ((schemaname <> ALL (ARRAY['pg_catalog'::name, 'information_schema'::name])) AND (schemaname !~ '^pg_toast'::text));
+pg_statio_user_sequences| SELECT relid,
+    schemaname,
+    relname,
+    blks_read,
+    blks_hit
    FROM pg_statio_all_sequences
-  WHERE ((pg_statio_all_sequences.schemaname <> ALL (ARRAY['pg_catalog'::name, 'information_schema'::name])) AND (pg_statio_all_sequences.schemaname !~ '^pg_toast'::text));
-pg_statio_user_tables| SELECT pg_statio_all_tables.relid,
-    pg_statio_all_tables.schemaname,
-    pg_statio_all_tables.relname,
-    pg_statio_all_tables.heap_blks_read,
-    pg_statio_all_tables.heap_blks_hit,
-    pg_statio_all_tables.idx_blks_read,
-    pg_statio_all_tables.idx_blks_hit,
-    pg_statio_all_tables.toast_blks_read,
-    pg_statio_all_tables.toast_blks_hit,
-    pg_statio_all_tables.tidx_blks_read,
-    pg_statio_all_tables.tidx_blks_hit
+  WHERE ((schemaname <> ALL (ARRAY['pg_catalog'::name, 'information_schema'::name])) AND (schemaname !~ '^pg_toast'::text));
+pg_statio_user_tables| SELECT relid,
+    schemaname,
+    relname,
+    heap_blks_read,
+    heap_blks_hit,
+    idx_blks_read,
+    idx_blks_hit,
+    toast_blks_read,
+    toast_blks_hit,
+    tidx_blks_read,
+    tidx_blks_hit
    FROM pg_statio_all_tables
-  WHERE ((pg_statio_all_tables.schemaname <> ALL (ARRAY['pg_catalog'::name, 'information_schema'::name])) AND (pg_statio_all_tables.schemaname !~ '^pg_toast'::text));
+  WHERE ((schemaname <> ALL (ARRAY['pg_catalog'::name, 'information_schema'::name])) AND (schemaname !~ '^pg_toast'::text));
 pg_stats| SELECT n.nspname AS schemaname,
     c.relname AS tablename,
     a.attname,
@@ -2554,24 +2554,24 @@ pg_tables| SELECT n.nspname AS schemaname,
      LEFT JOIN pg_namespace n ON ((n.oid = c.relnamespace)))
      LEFT JOIN pg_tablespace t ON ((t.oid = c.reltablespace)))
   WHERE (c.relkind = ANY (ARRAY['r'::"char", 'p'::"char"]));
-pg_timezone_abbrevs| SELECT pg_timezone_abbrevs.abbrev,
-    pg_timezone_abbrevs.utc_offset,
-    pg_timezone_abbrevs.is_dst
+pg_timezone_abbrevs| SELECT abbrev,
+    utc_offset,
+    is_dst
    FROM pg_timezone_abbrevs() pg_timezone_abbrevs(abbrev, utc_offset, is_dst);
-pg_timezone_names| SELECT pg_timezone_names.name,
-    pg_timezone_names.abbrev,
-    pg_timezone_names.utc_offset,
-    pg_timezone_names.is_dst
+pg_timezone_names| SELECT name,
+    abbrev,
+    utc_offset,
+    is_dst
    FROM pg_timezone_names() pg_timezone_names(name, abbrev, utc_offset, is_dst);
-pg_user| SELECT pg_shadow.usename,
-    pg_shadow.usesysid,
-    pg_shadow.usecreatedb,
-    pg_shadow.usesuper,
-    pg_shadow.userepl,
-    pg_shadow.usebypassrls,
+pg_user| SELECT usename,
+    usesysid,
+    usecreatedb,
+    usesuper,
+    userepl,
+    usebypassrls,
     '********'::text AS passwd,
-    pg_shadow.valuntil,
-    pg_shadow.useconfig
+    valuntil,
+    useconfig
    FROM pg_shadow;
 pg_user_mappings| SELECT u.oid AS umid,
     s.oid AS srvid,
@@ -3091,7 +3091,7 @@ SELECT * FROM rule_v1;
 --------+---------+-----------+----------+---------+---------+-------------
  a      | integer |           |          |         | plain   | 
 View definition:
- SELECT rule_t1.a
+ SELECT a
    FROM rule_t1;
 Rules:
  newinsertrule AS
@@ -3130,8 +3130,8 @@ alter table rule_v1 rename column column2 to q2;
  column1 | integer |           |          |         | plain   | 
  q2      | integer |           |          |         | plain   | 
 View definition:
- SELECT "*VALUES*".column1,
-    "*VALUES*".column2 AS q2
+ SELECT column1,
+    column2 AS q2
    FROM (VALUES (1,2)) "*VALUES*";
 
 drop view rule_v1;
@@ -3143,8 +3143,8 @@ create view rule_v1(x) as values(1,2);
  x       | integer |           |          |         | plain   | 
  column2 | integer |           |          |         | plain   | 
 View definition:
- SELECT "*VALUES*".column1 AS x,
-    "*VALUES*".column2
+ SELECT column1 AS x,
+    column2
    FROM (VALUES (1,2)) "*VALUES*";
 
 drop view rule_v1;
@@ -3156,8 +3156,8 @@ create view rule_v1(x) as select * from (values(1,2)) v;
  x       | integer |           |          |         | plain   | 
  column2 | integer |           |          |         | plain   | 
 View definition:
- SELECT v.column1 AS x,
-    v.column2
+ SELECT column1 AS x,
+    column2
    FROM ( VALUES (1,2)) v;
 
 drop view rule_v1;
@@ -3169,8 +3169,8 @@ create view rule_v1(x) as select * from (values(1,2)) v(q,w);
  x      | integer |           |          |         | plain   | 
  w      | integer |           |          |         | plain   | 
 View definition:
- SELECT v.q AS x,
-    v.w
+ SELECT q AS x,
+    w
    FROM ( VALUES (1,2)) v(q, w);
 
 drop view rule_v1;
diff --git a/src/test/regress/expected/tablesample.out b/src/test/regress/expected/tablesample.out
index 60bb4e8e3e..9ff4611640 100644
--- a/src/test/regress/expected/tablesample.out
+++ b/src/test/regress/expected/tablesample.out
@@ -74,7 +74,7 @@ CREATE VIEW test_tablesample_v2 AS
 --------+---------+-----------+----------+---------+---------+-------------
  id     | integer |           |          |         | plain   | 
 View definition:
- SELECT test_tablesample.id
+ SELECT id
    FROM test_tablesample TABLESAMPLE system ((10 * 2)) REPEATABLE (2);
 
 \d+ test_tablesample_v2
@@ -83,7 +83,7 @@ View definition:
 --------+---------+-----------+----------+---------+---------+-------------
  id     | integer |           |          |         | plain   | 
 View definition:
- SELECT test_tablesample.id
+ SELECT id
    FROM test_tablesample TABLESAMPLE system (99);
 
 -- check a sampled query doesn't affect cursor in progress
diff --git a/src/test/regress/expected/triggers.out b/src/test/regress/expected/triggers.out
index 6d80ab1a6d..7dbeced570 100644
--- a/src/test/regress/expected/triggers.out
+++ b/src/test/regress/expected/triggers.out
@@ -1277,8 +1277,8 @@ DROP TRIGGER instead_of_delete_trig ON main_view;
  a      | integer |           |          |         | plain   | 
  b      | integer |           |          |         | plain   | 
 View definition:
- SELECT main_table.a,
-    main_table.b
+ SELECT a,
+    b
    FROM main_table;
 Triggers:
     after_del_stmt_trig AFTER DELETE ON main_view FOR EACH STATEMENT EXECUTE FUNCTION view_trigger('after_view_del_stmt')
diff --git a/src/test/regress/expected/updatable_views.out b/src/test/regress/expected/updatable_views.out
index 5a47dacad9..2b578cced1 100644
--- a/src/test/regress/expected/updatable_views.out
+++ b/src/test/regress/expected/updatable_views.out
@@ -1925,19 +1925,19 @@ CREATE VIEW rw_view1 AS SELECT * FROM base_tbl WHERE a < b
  a      | integer |           |          |         | plain   | 
  b      | integer |           |          |         | plain   | 
 View definition:
- SELECT base_tbl.a,
-    base_tbl.b
+ SELECT a,
+    b
    FROM base_tbl
-  WHERE base_tbl.a < base_tbl.b;
+  WHERE a < b;
 Options: check_option=local
 
 SELECT * FROM information_schema.views WHERE table_name = 'rw_view1';
- table_catalog | table_schema | table_name |          view_definition           | check_option | is_updatable | is_insertable_into | is_trigger_updatable | is_trigger_deletable | is_trigger_insertable_into 
----------------+--------------+------------+------------------------------------+--------------+--------------+--------------------+----------------------+----------------------+----------------------------
- regression    | public       | rw_view1   |  SELECT base_tbl.a,               +| LOCAL        | YES          | YES                | NO                   | NO                   | NO
-               |              |            |     base_tbl.b                    +|              |              |                    |                      |                      | 
-               |              |            |    FROM base_tbl                  +|              |              |                    |                      |                      | 
-               |              |            |   WHERE (base_tbl.a < base_tbl.b); |              |              |                    |                      |                      | 
+ table_catalog | table_schema | table_name | view_definition  | check_option | is_updatable | is_insertable_into | is_trigger_updatable | is_trigger_deletable | is_trigger_insertable_into 
+---------------+--------------+------------+------------------+--------------+--------------+--------------------+----------------------+----------------------+----------------------------
+ regression    | public       | rw_view1   |  SELECT a,      +| LOCAL        | YES          | YES                | NO                   | NO                   | NO
+               |              |            |     b           +|              |              |                    |                      |                      | 
+               |              |            |    FROM base_tbl+|              |              |                    |                      |                      | 
+               |              |            |   WHERE (a < b); |              |              |                    |                      |                      | 
 (1 row)
 
 INSERT INTO rw_view1 VALUES(3,4); -- ok
@@ -1978,17 +1978,17 @@ CREATE VIEW rw_view2 AS SELECT * FROM rw_view1 WHERE a < 10
 --------+---------+-----------+----------+---------+---------+-------------
  a      | integer |           |          |         | plain   | 
 View definition:
- SELECT rw_view1.a
+ SELECT a
    FROM rw_view1
-  WHERE rw_view1.a < 10;
+  WHERE a < 10;
 Options: check_option=cascaded
 
 SELECT * FROM information_schema.views WHERE table_name = 'rw_view2';
- table_catalog | table_schema | table_name |      view_definition       | check_option | is_updatable | is_insertable_into | is_trigger_updatable | is_trigger_deletable | is_trigger_insertable_into 
----------------+--------------+------------+----------------------------+--------------+--------------+--------------------+----------------------+----------------------+----------------------------
- regression    | public       | rw_view2   |  SELECT rw_view1.a        +| CASCADED     | YES          | YES                | NO                   | NO                   | NO
-               |              |            |    FROM rw_view1          +|              |              |                    |                      |                      | 
-               |              |            |   WHERE (rw_view1.a < 10); |              |              |                    |                      |                      | 
+ table_catalog | table_schema | table_name |  view_definition  | check_option | is_updatable | is_insertable_into | is_trigger_updatable | is_trigger_deletable | is_trigger_insertable_into 
+---------------+--------------+------------+-------------------+--------------+--------------+--------------------+----------------------+----------------------+----------------------------
+ regression    | public       | rw_view2   |  SELECT a        +| CASCADED     | YES          | YES                | NO                   | NO                   | NO
+               |              |            |    FROM rw_view1 +|              |              |                    |                      |                      | 
+               |              |            |   WHERE (a < 10); |              |              |                    |                      |                      | 
 (1 row)
 
 INSERT INTO rw_view2 VALUES (-5); -- should fail
@@ -2018,17 +2018,17 @@ CREATE OR REPLACE VIEW rw_view2 AS SELECT * FROM rw_view1 WHERE a < 10
 --------+---------+-----------+----------+---------+---------+-------------
  a      | integer |           |          |         | plain   | 
 View definition:
- SELECT rw_view1.a
+ SELECT a
    FROM rw_view1
-  WHERE rw_view1.a < 10;
+  WHERE a < 10;
 Options: check_option=local
 
 SELECT * FROM information_schema.views WHERE table_name = 'rw_view2';
- table_catalog | table_schema | table_name |      view_definition       | check_option | is_updatable | is_insertable_into | is_trigger_updatable | is_trigger_deletable | is_trigger_insertable_into 
----------------+--------------+------------+----------------------------+--------------+--------------+--------------------+----------------------+----------------------+----------------------------
- regression    | public       | rw_view2   |  SELECT rw_view1.a        +| LOCAL        | YES          | YES                | NO                   | NO                   | NO
-               |              |            |    FROM rw_view1          +|              |              |                    |                      |                      | 
-               |              |            |   WHERE (rw_view1.a < 10); |              |              |                    |                      |                      | 
+ table_catalog | table_schema | table_name |  view_definition  | check_option | is_updatable | is_insertable_into | is_trigger_updatable | is_trigger_deletable | is_trigger_insertable_into 
+---------------+--------------+------------+-------------------+--------------+--------------+--------------------+----------------------+----------------------+----------------------------
+ regression    | public       | rw_view2   |  SELECT a        +| LOCAL        | YES          | YES                | NO                   | NO                   | NO
+               |              |            |    FROM rw_view1 +|              |              |                    |                      |                      | 
+               |              |            |   WHERE (a < 10); |              |              |                    |                      |                      | 
 (1 row)
 
 INSERT INTO rw_view2 VALUES (-10); -- ok, but not in view
@@ -2059,16 +2059,16 @@ ALTER VIEW rw_view2 RESET (check_option);
 --------+---------+-----------+----------+---------+---------+-------------
  a      | integer |           |          |         | plain   | 
 View definition:
- SELECT rw_view1.a
+ SELECT a
    FROM rw_view1
-  WHERE rw_view1.a < 10;
+  WHERE a < 10;
 
 SELECT * FROM information_schema.views WHERE table_name = 'rw_view2';
- table_catalog | table_schema | table_name |      view_definition       | check_option | is_updatable | is_insertable_into | is_trigger_updatable | is_trigger_deletable | is_trigger_insertable_into 
----------------+--------------+------------+----------------------------+--------------+--------------+--------------------+----------------------+----------------------+----------------------------
- regression    | public       | rw_view2   |  SELECT rw_view1.a        +| NONE         | YES          | YES                | NO                   | NO                   | NO
-               |              |            |    FROM rw_view1          +|              |              |                    |                      |                      | 
-               |              |            |   WHERE (rw_view1.a < 10); |              |              |                    |                      |                      | 
+ table_catalog | table_schema | table_name |  view_definition  | check_option | is_updatable | is_insertable_into | is_trigger_updatable | is_trigger_deletable | is_trigger_insertable_into 
+---------------+--------------+------------+-------------------+--------------+--------------+--------------------+----------------------+----------------------+----------------------------
+ regression    | public       | rw_view2   |  SELECT a        +| NONE         | YES          | YES                | NO                   | NO                   | NO
+               |              |            |    FROM rw_view1 +|              |              |                    |                      |                      | 
+               |              |            |   WHERE (a < 10); |              |              |                    |                      |                      | 
 (1 row)
 
 INSERT INTO rw_view2 VALUES (30); -- ok, but not in view
@@ -2090,15 +2090,15 @@ CREATE VIEW rw_view1 AS SELECT * FROM base_tbl WITH CHECK OPTION;
 CREATE VIEW rw_view2 AS SELECT * FROM rw_view1 WHERE a > 0;
 CREATE VIEW rw_view3 AS SELECT * FROM rw_view2 WITH CHECK OPTION;
 SELECT * FROM information_schema.views WHERE table_name LIKE E'rw\\_view_' ORDER BY table_name;
- table_catalog | table_schema | table_name |      view_definition      | check_option | is_updatable | is_insertable_into | is_trigger_updatable | is_trigger_deletable | is_trigger_insertable_into 
----------------+--------------+------------+---------------------------+--------------+--------------+--------------------+----------------------+----------------------+----------------------------
- regression    | public       | rw_view1   |  SELECT base_tbl.a       +| CASCADED     | YES          | YES                | NO                   | NO                   | NO
-               |              |            |    FROM base_tbl;         |              |              |                    |                      |                      | 
- regression    | public       | rw_view2   |  SELECT rw_view1.a       +| NONE         | YES          | YES                | NO                   | NO                   | NO
-               |              |            |    FROM rw_view1         +|              |              |                    |                      |                      | 
-               |              |            |   WHERE (rw_view1.a > 0); |              |              |                    |                      |                      | 
- regression    | public       | rw_view3   |  SELECT rw_view2.a       +| CASCADED     | YES          | YES                | NO                   | NO                   | NO
-               |              |            |    FROM rw_view2;         |              |              |                    |                      |                      | 
+ table_catalog | table_schema | table_name |  view_definition  | check_option | is_updatable | is_insertable_into | is_trigger_updatable | is_trigger_deletable | is_trigger_insertable_into 
+---------------+--------------+------------+-------------------+--------------+--------------+--------------------+----------------------+----------------------+----------------------------
+ regression    | public       | rw_view1   |  SELECT a        +| CASCADED     | YES          | YES                | NO                   | NO                   | NO
+               |              |            |    FROM base_tbl; |              |              |                    |                      |                      | 
+ regression    | public       | rw_view2   |  SELECT a        +| NONE         | YES          | YES                | NO                   | NO                   | NO
+               |              |            |    FROM rw_view1 +|              |              |                    |                      |                      | 
+               |              |            |   WHERE (a > 0);  |              |              |                    |                      |                      | 
+ regression    | public       | rw_view3   |  SELECT a        +| CASCADED     | YES          | YES                | NO                   | NO                   | NO
+               |              |            |    FROM rw_view2; |              |              |                    |                      |                      | 
 (3 rows)
 
 INSERT INTO rw_view1 VALUES (-1); -- ok
diff --git a/src/test/regress/expected/window.out b/src/test/regress/expected/window.out
index 170bea23c2..3d1d26aa39 100644
--- a/src/test/regress/expected/window.out
+++ b/src/test/regress/expected/window.out
@@ -1212,10 +1212,10 @@ SELECT * FROM v_window;
 (10 rows)
 
 SELECT pg_get_viewdef('v_window');
-                                    pg_get_viewdef                                     
----------------------------------------------------------------------------------------
-  SELECT i.i,                                                                         +
-     sum(i.i) OVER (ORDER BY i.i ROWS BETWEEN 1 PRECEDING AND 1 FOLLOWING) AS sum_rows+
+                                  pg_get_viewdef                                   
+-----------------------------------------------------------------------------------
+  SELECT i,                                                                       +
+     sum(i) OVER (ORDER BY i ROWS BETWEEN 1 PRECEDING AND 1 FOLLOWING) AS sum_rows+
     FROM generate_series(1, 10) i(i);
 (1 row)
 
@@ -1238,10 +1238,10 @@ SELECT * FROM v_window;
 (10 rows)
 
 SELECT pg_get_viewdef('v_window');
-                                              pg_get_viewdef                                               
------------------------------------------------------------------------------------------------------------
-  SELECT i.i,                                                                                             +
-     sum(i.i) OVER (ORDER BY i.i ROWS BETWEEN 1 PRECEDING AND 1 FOLLOWING EXCLUDE CURRENT ROW) AS sum_rows+
+                                            pg_get_viewdef                                             
+-------------------------------------------------------------------------------------------------------
+  SELECT i,                                                                                           +
+     sum(i) OVER (ORDER BY i ROWS BETWEEN 1 PRECEDING AND 1 FOLLOWING EXCLUDE CURRENT ROW) AS sum_rows+
     FROM generate_series(1, 10) i(i);
 (1 row)
 
@@ -1264,10 +1264,10 @@ SELECT * FROM v_window;
 (10 rows)
 
 SELECT pg_get_viewdef('v_window');
-                                           pg_get_viewdef                                            
------------------------------------------------------------------------------------------------------
-  SELECT i.i,                                                                                       +
-     sum(i.i) OVER (ORDER BY i.i ROWS BETWEEN 1 PRECEDING AND 1 FOLLOWING EXCLUDE GROUP) AS sum_rows+
+                                         pg_get_viewdef                                          
+-------------------------------------------------------------------------------------------------
+  SELECT i,                                                                                     +
+     sum(i) OVER (ORDER BY i ROWS BETWEEN 1 PRECEDING AND 1 FOLLOWING EXCLUDE GROUP) AS sum_rows+
     FROM generate_series(1, 10) i(i);
 (1 row)
 
@@ -1290,10 +1290,10 @@ SELECT * FROM v_window;
 (10 rows)
 
 SELECT pg_get_viewdef('v_window');
-                                           pg_get_viewdef                                           
-----------------------------------------------------------------------------------------------------
-  SELECT i.i,                                                                                      +
-     sum(i.i) OVER (ORDER BY i.i ROWS BETWEEN 1 PRECEDING AND 1 FOLLOWING EXCLUDE TIES) AS sum_rows+
+                                         pg_get_viewdef                                         
+------------------------------------------------------------------------------------------------
+  SELECT i,                                                                                    +
+     sum(i) OVER (ORDER BY i ROWS BETWEEN 1 PRECEDING AND 1 FOLLOWING EXCLUDE TIES) AS sum_rows+
     FROM generate_series(1, 10) i(i);
 (1 row)
 
@@ -1316,10 +1316,10 @@ SELECT * FROM v_window;
 (10 rows)
 
 SELECT pg_get_viewdef('v_window');
-                                    pg_get_viewdef                                     
----------------------------------------------------------------------------------------
-  SELECT i.i,                                                                         +
-     sum(i.i) OVER (ORDER BY i.i ROWS BETWEEN 1 PRECEDING AND 1 FOLLOWING) AS sum_rows+
+                                  pg_get_viewdef                                   
+-----------------------------------------------------------------------------------
+  SELECT i,                                                                       +
+     sum(i) OVER (ORDER BY i ROWS BETWEEN 1 PRECEDING AND 1 FOLLOWING) AS sum_rows+
     FROM generate_series(1, 10) i(i);
 (1 row)
 
@@ -1341,10 +1341,10 @@ SELECT * FROM v_window;
 (10 rows)
 
 SELECT pg_get_viewdef('v_window');
-                                     pg_get_viewdef                                      
------------------------------------------------------------------------------------------
-  SELECT i.i,                                                                           +
-     sum(i.i) OVER (ORDER BY i.i GROUPS BETWEEN 1 PRECEDING AND 1 FOLLOWING) AS sum_rows+
+                                   pg_get_viewdef                                    
+-------------------------------------------------------------------------------------
+  SELECT i,                                                                         +
+     sum(i) OVER (ORDER BY i GROUPS BETWEEN 1 PRECEDING AND 1 FOLLOWING) AS sum_rows+
     FROM generate_series(1, 10) i(i);
 (1 row)
 
@@ -1353,10 +1353,10 @@ CREATE TEMP VIEW v_window AS
 	SELECT i, min(i) over (order by i range between '1 day' preceding and '10 days' following) as min_i
   FROM generate_series(now(), now()+'100 days'::interval, '1 hour') i;
 SELECT pg_get_viewdef('v_window');
-                                                      pg_get_viewdef                                                       
----------------------------------------------------------------------------------------------------------------------------
-  SELECT i.i,                                                                                                             +
-     min(i.i) OVER (ORDER BY i.i RANGE BETWEEN '@ 1 day'::interval PRECEDING AND '@ 10 days'::interval FOLLOWING) AS min_i+
+                                                    pg_get_viewdef                                                     
+-----------------------------------------------------------------------------------------------------------------------
+  SELECT i,                                                                                                           +
+     min(i) OVER (ORDER BY i RANGE BETWEEN '@ 1 day'::interval PRECEDING AND '@ 10 days'::interval FOLLOWING) AS min_i+
     FROM generate_series(now(), (now() + '@ 100 days'::interval), '@ 1 hour'::interval) i(i);
 (1 row)
 
diff --git a/src/test/regress/expected/with.out b/src/test/regress/expected/with.out
index f3fd1cd32a..008a8a9781 100644
--- a/src/test/regress/expected/with.out
+++ b/src/test/regress/expected/with.out
@@ -396,9 +396,9 @@ SELECT pg_get_viewdef('vsubdepartment'::regclass);
              subdepartment sd                 +
            WHERE (d.parent_department = sd.id)+
          )                                    +
-  SELECT subdepartment.id,                    +
-     subdepartment.parent_department,         +
-     subdepartment.name                       +
+  SELECT id,                                  +
+     parent_department,                       +
+     name                                     +
     FROM subdepartment;
 (1 row)
 
@@ -419,9 +419,9 @@ SELECT pg_get_viewdef('vsubdepartment'::regclass, true);
              subdepartment sd               +
            WHERE d.parent_department = sd.id+
          )                                  +
-  SELECT subdepartment.id,                  +
-     subdepartment.parent_department,       +
-     subdepartment.name                     +
+  SELECT id,                                +
+     parent_department,                     +
+     name                                   +
     FROM subdepartment;
 (1 row)
 
@@ -446,7 +446,7 @@ View definition:
            FROM t t_1
           WHERE t_1.n < 100
         )
- SELECT sum(t.n) AS sum
+ SELECT sum(n) AS sum
    FROM t;
 
 -- corner case in which sub-WITH gets initialized first
@@ -959,9 +959,9 @@ select pg_get_viewdef('v_search');
              search_graph sg                   +
            WHERE (g.f = sg.t)                  +
          ) SEARCH DEPTH FIRST BY f, t SET seq  +
-  SELECT search_graph.f,                       +
-     search_graph.t,                           +
-     search_graph.label                        +
+  SELECT f,                                    +
+     t,                                        +
+     label                                     +
     FROM search_graph;
 (1 row)
 
@@ -1524,9 +1524,9 @@ select pg_get_viewdef('v_cycle1');
              search_graph sg                   +
            WHERE (g.f = sg.t)                  +
          ) CYCLE f, t SET is_cycle USING path  +
-  SELECT search_graph.f,                       +
-     search_graph.t,                           +
-     search_graph.label                        +
+  SELECT f,                                    +
+     t,                                        +
+     label                                     +
     FROM search_graph;
 (1 row)
 
@@ -1546,9 +1546,9 @@ select pg_get_viewdef('v_cycle2');
              search_graph sg                                                +
            WHERE (g.f = sg.t)                                               +
          ) CYCLE f, t SET is_cycle TO 'Y'::text DEFAULT 'N'::text USING path+
-  SELECT search_graph.f,                                                    +
-     search_graph.t,                                                        +
-     search_graph.label                                                     +
+  SELECT f,                                                                 +
+     t,                                                                     +
+     label                                                                  +
     FROM search_graph;
 (1 row)
 
diff --git a/src/test/regress/expected/xml.out b/src/test/regress/expected/xml.out
index 948b4e702c..cc213523c0 100644
--- a/src/test/regress/expected/xml.out
+++ b/src/test/regress/expected/xml.out
@@ -603,12 +603,12 @@ CREATE VIEW xmlview8 AS SELECT xmlserialize(content 'good' as char(10));
 CREATE VIEW xmlview9 AS SELECT xmlserialize(content 'good' as text);
 SELECT table_name, view_definition FROM information_schema.views
   WHERE table_name LIKE 'xmlview%' ORDER BY 1;
- table_name |                                                  view_definition                                                  
-------------+-------------------------------------------------------------------------------------------------------------------
+ table_name |                                              view_definition                                               
+------------+------------------------------------------------------------------------------------------------------------
  xmlview1   |  SELECT xmlcomment('test'::text) AS xmlcomment;
  xmlview2   |  SELECT XMLCONCAT('hello'::xml, 'you'::xml) AS "xmlconcat";
  xmlview3   |  SELECT XMLELEMENT(NAME element, XMLATTRIBUTES(1 AS ":one:", 'deuce' AS two), 'content&') AS "xmlelement";
- xmlview4   |  SELECT XMLELEMENT(NAME employee, XMLFOREST(emp.name AS name, emp.age AS age, emp.salary AS pay)) AS "xmlelement"+
+ xmlview4   |  SELECT XMLELEMENT(NAME employee, XMLFOREST(name AS name, age AS age, salary AS pay)) AS "xmlelement"     +
             |    FROM emp;
  xmlview5   |  SELECT XMLPARSE(CONTENT '<abc>x</abc>'::text STRIP WHITESPACE) AS "xmlparse";
  xmlview6   |  SELECT XMLPI(NAME foo, 'bar'::text) AS "xmlpi";
diff --git a/src/test/regress/expected/xml_2.out b/src/test/regress/expected/xml_2.out
index 5fd3886b5e..3986fc1706 100644
--- a/src/test/regress/expected/xml_2.out
+++ b/src/test/regress/expected/xml_2.out
@@ -583,12 +583,12 @@ CREATE VIEW xmlview8 AS SELECT xmlserialize(content 'good' as char(10));
 CREATE VIEW xmlview9 AS SELECT xmlserialize(content 'good' as text);
 SELECT table_name, view_definition FROM information_schema.views
   WHERE table_name LIKE 'xmlview%' ORDER BY 1;
- table_name |                                                  view_definition                                                  
-------------+-------------------------------------------------------------------------------------------------------------------
+ table_name |                                              view_definition                                               
+------------+------------------------------------------------------------------------------------------------------------
  xmlview1   |  SELECT xmlcomment('test'::text) AS xmlcomment;
  xmlview2   |  SELECT XMLCONCAT('hello'::xml, 'you'::xml) AS "xmlconcat";
  xmlview3   |  SELECT XMLELEMENT(NAME element, XMLATTRIBUTES(1 AS ":one:", 'deuce' AS two), 'content&') AS "xmlelement";
- xmlview4   |  SELECT XMLELEMENT(NAME employee, XMLFOREST(emp.name AS name, emp.age AS age, emp.salary AS pay)) AS "xmlelement"+
+ xmlview4   |  SELECT XMLELEMENT(NAME employee, XMLFOREST(name AS name, age AS age, salary AS pay)) AS "xmlelement"     +
             |    FROM emp;
  xmlview5   |  SELECT XMLPARSE(CONTENT '<abc>x</abc>'::text STRIP WHITESPACE) AS "xmlparse";
  xmlview6   |  SELECT XMLPI(NAME foo, 'bar'::text) AS "xmlpi";
-- 
2.35.3