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加入rule相关语法

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This commit is contained in:
Ricardo.Cui
2020-12-27 15:09:12 +08:00
parent 15b10cb5d5
commit 4cc0d017f1
14 changed files with 234 additions and 161 deletions
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1
doc/src/sgml/ref/allfiles.sgmlin
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@ -42,6 +42,7 @@ Complete list of usable sgml source files in this directory.
<!ENTITY alterUser SYSTEM "alter_user.sgml">
<!ENTITY alterUserMapping SYSTEM "alter_user_mapping.sgml">
<!ENTITY alterView SYSTEM "alter_view.sgml">
<!ENTITY alterRule SYSTEM "alter_rule.sgml">
<!ENTITY analyze SYSTEM "analyze.sgml">
<!ENTITY begin SYSTEM "begin.sgml">
<!## XC>

16
doc/src/sgml/ref/alter_rule.sgmlin Normal file
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@ -0,0 +1,16 @@
<refentry id="SQL-ALTER_RULE">
<refmeta>
<refentrytitle>ALTER RULE</refentrytitle>
<manvolnum>7</manvolnum>
<refmiscinfo>SQL - Language Statements</refmiscinfo>
</refmeta>
<refnamediv>
<refname>ALTER RULE</refname>
<refpurpose>change the definition of a rule</refpurpose>
</refnamediv>
<refsynopsisdiv>
<synopsis>
ALTER RULE name ON table_name RENAME TO new_name
</synopsis>
</refsynopsisdiv>
</refentry>

197
doc/src/sgml/ref/alter_table.sgmlin
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@ -1,96 +1,101 @@
<refentry id="SQL-ALTER_TABLE">
<refmeta>
<refentrytitle>ALTER TABLE</refentrytitle>
<manvolnum>7</manvolnum>
<refmiscinfo>SQL - Language Statements</refmiscinfo>
</refmeta>
<refnamediv>
<refname>ALTER TABLE</refname>
<refpurpose>change the definition of a table</refpurpose>
</refnamediv>
<refsynopsisdiv>
<synopsis>
ALTER TABLE [ IF EXISTS ] { table_name [*] | ONLY table_name | ONLY ( table_name )}
action [, ... ];
ALTER TABLE [ IF EXISTS ] table_name
ADD ( { column_name data_type [ compress_mode ] [ COLLATE collation ] [ column_constraint [ ... ] ]} [, ...] );
ALTER TABLE [ IF EXISTS ] table_name
MODIFY ( { column_name data_type | column_name [ CONSTRAINT constraint_name ] NOT NULL [ ENABLE ] | column_name [ CONSTRAINT constraint_name ] NULL } [, ...] );
ALTER TABLE [ IF EXISTS ] table_name
RENAME TO new_table_name;
ALTER TABLE [ IF EXISTS ] { table_name [*] | ONLY table_name | ONLY ( table_name )}
RENAME [ COLUMN ] column_name TO new_column_name;
ALTER TABLE [ IF EXISTS ] { table_name [*] | ONLY table_name | ONLY ( table_name )}
RENAME CONSTRAINT constraint_name TO new_constraint_name;
ALTER TABLE [ IF EXISTS ] table_name
SET SCHEMA new_schema;
where action can be:
column_clause
| ADD table_constraint [ NOT VALID ]
| ADD table_constraint_using_index
| VALIDATE CONSTRAINT constraint_name
| DROP CONSTRAINT [ IF EXISTS ] constraint_name [ RESTRICT | CASCADE ]
| CLUSTER ON index_name
| SET WITHOUT CLUSTER
| SET ( {storage_parameter = value} [, ... ] )
| RESET ( storage_parameter [, ... ] )
| OWNER TO new_owner
| SET TABLESPACE new_tablespace
| SET {COMPRESS|NOCOMPRESS}
| TO { GROUP groupname | NODE ( nodename [, ... ] ) }
| ADD NODE ( nodename [, ... ] )
| DELETE NODE ( nodename [, ... ] )
| DISABLE TRIGGER [ trigger_name | ALL | USER ]
| ENABLE TRIGGER [ trigger_name | ALL | USER ]
| ENABLE REPLICA TRIGGER trigger_name
| ENABLE ALWAYS TRIGGER trigger_name
| ENABLE ROW LEVEL SECURITY
| DISABLE ROW LEVEL SECURITY
| FORCE ROW LEVEL SECURITY
| NO FORCE ROW LEVEL SECURITY
where column_clause can be:
ADD [ COLUMN ] column_name data_type [ compress_mode ] [ COLLATE collation ] [ column_constraint [ ... ] ]
| MODIFY column_name data_type
| MODIFY column_name [ CONSTRAINT constraint_name ] NOT NULL [ ENABLE ]
| MODIFY column_name [ CONSTRAINT constraint_name ] NULL
| DROP [ COLUMN ] [ IF EXISTS ] column_name [ RESTRICT | CASCADE ]
| ALTER [ COLUMN ] column_name [ SET DATA ] TYPE data_type [ COLLATE collation ] [ USING expression ]
| ALTER [ COLUMN ] column_name { SET DEFAULT expression | DROP DEFAULT }
| ALTER [ COLUMN ] column_name { SET | DROP } NOT NULL
| ALTER [ COLUMN ] column_name SET STATISTICS [PERCENT] integer
| ADD STATISTICS (( column_1_name, column_2_name [, ...] ))
| DELETE STATISTICS (( column_1_name, column_2_name [, ...] ))
| ALTER [ COLUMN ] column_name SET ( {attribute_option = value} [, ... ] )
| ALTER [ COLUMN ] column_name RESET ( attribute_option [, ... ] )
| ALTER [ COLUMN ] column_name SET STORAGE { PLAIN | EXTERNAL | EXTENDED | MAIN }
where column_constraint can be:
[ CONSTRAINT constraint_name ]
{ NOT NULL |
NULL |
CHECK ( expression ) |
DEFAULT default_expr |
UNIQUE index_parameters |
PRIMARY KEY index_parameters }
[ DEFERRABLE | NOT DEFERRABLE | INITIALLY DEFERRED | INITIALLY IMMEDIATE ]
where compress_mode can be:
{ DELTA | PREFIX | DICTIONARY | NUMSTR | NOCOMPRESS }
where table_constraint can be:
[ CONSTRAINT constraint_name ]
{ CHECK ( expression ) |
UNIQUE ( column_name [, ... ] ) index_parameters |
PRIMARY KEY ( column_name [, ... ] ) index_parameters |
PARTIAL CLUSTER KEY ( column_name [, ... ] ) |
FOREIGN KEY ( column_name [, ... ] ) REFERENCES reftable [ ( refcolumn [, ... ] ) ]
[ MATCH FULL | MATCH PARTIAL | MATCH SIMPLE ] [ ON DELETE action ] [ ON UPDATE action ] }
[ DEFERRABLE | NOT DEFERRABLE | INITIALLY DEFERRED | INITIALLY IMMEDIATE ]
where index_parameters can be:
[ WITH ( {storage_parameter = value} [, ... ] ) ]
[ USING INDEX TABLESPACE tablespace_name ]
where table_constraint_using_index can be:
[ CONSTRAINT constraint_name ]
{ UNIQUE | PRIMARY KEY } USING INDEX index_name
[ DEFERRABLE | NOT DEFERRABLE | INITIALLY DEFERRED | INITIALLY IMMEDIATE ]
</synopsis>
</refsynopsisdiv>
</refentry>
<refentry id="SQL-ALTER_TABLE">
<refmeta>
<refentrytitle>ALTER TABLE</refentrytitle>
<manvolnum>7</manvolnum>
<refmiscinfo>SQL - Language Statements</refmiscinfo>
</refmeta>
<refnamediv>
<refname>ALTER TABLE</refname>
<refpurpose>change the definition of a table</refpurpose>
</refnamediv>
<refsynopsisdiv>
<synopsis>
ALTER TABLE [ IF EXISTS ] { table_name [*] | ONLY table_name | ONLY ( table_name )}
action [, ... ];
ALTER TABLE [ IF EXISTS ] table_name
ADD ( { column_name data_type [ compress_mode ] [ COLLATE collation ] [ column_constraint [ ... ] ]} [, ...] );
ALTER TABLE [ IF EXISTS ] table_name
MODIFY ( { column_name data_type | column_name [ CONSTRAINT constraint_name ] NOT NULL [ ENABLE ] | column_name [ CONSTRAINT constraint_name ] NULL } [, ...] );
ALTER TABLE [ IF EXISTS ] table_name
RENAME TO new_table_name;
ALTER TABLE [ IF EXISTS ] { table_name [*] | ONLY table_name | ONLY ( table_name )}
RENAME [ COLUMN ] column_name TO new_column_name;
ALTER TABLE [ IF EXISTS ] { table_name [*] | ONLY table_name | ONLY ( table_name )}
RENAME CONSTRAINT constraint_name TO new_constraint_name;
ALTER TABLE [ IF EXISTS ] table_name
SET SCHEMA new_schema;
where action can be:
column_clause
| ADD table_constraint [ NOT VALID ]
| ADD table_constraint_using_index
| VALIDATE CONSTRAINT constraint_name
| DROP CONSTRAINT [ IF EXISTS ] constraint_name [ RESTRICT | CASCADE ]
| CLUSTER ON index_name
| SET WITHOUT CLUSTER
| SET ( {storage_parameter = value} [, ... ] )
| RESET ( storage_parameter [, ... ] )
| OWNER TO new_owner
| SET TABLESPACE new_tablespace
| SET {COMPRESS|NOCOMPRESS}
| TO { GROUP groupname | NODE ( nodename [, ... ] ) }
| ADD NODE ( nodename [, ... ] )
| DELETE NODE ( nodename [, ... ] )
| DISABLE TRIGGER [ trigger_name | ALL | USER ]
| ENABLE TRIGGER [ trigger_name | ALL | USER ]
| ENABLE REPLICA TRIGGER trigger_name
| ENABLE ALWAYS TRIGGER trigger_name
| DISABLE RULE rewrite_rule_name
| ENABLE RULE rewrite_rule_name
| ENABLE REPLICA RULE rewrite_rule_name
| ENABLE ALWAYS RULE rewrite_rule_name
| ENABLE ROW LEVEL SECURITY
| DISABLE ROW LEVEL SECURITY
| FORCE ROW LEVEL SECURITY
| NO FORCE ROW LEVEL SECURITY
| REPLICA IDENTITY {DEFAULT | USING INDEX index_name | FULL | NOTHING}
where column_clause can be:
ADD [ COLUMN ] column_name data_type [ compress_mode ] [ COLLATE collation ] [ column_constraint [ ... ] ]
| MODIFY column_name data_type
| MODIFY column_name [ CONSTRAINT constraint_name ] NOT NULL [ ENABLE ]
| MODIFY column_name [ CONSTRAINT constraint_name ] NULL
| DROP [ COLUMN ] [ IF EXISTS ] column_name [ RESTRICT | CASCADE ]
| ALTER [ COLUMN ] column_name [ SET DATA ] TYPE data_type [ COLLATE collation ] [ USING expression ]
| ALTER [ COLUMN ] column_name { SET DEFAULT expression | DROP DEFAULT }
| ALTER [ COLUMN ] column_name { SET | DROP } NOT NULL
| ALTER [ COLUMN ] column_name SET STATISTICS [PERCENT] integer
| ADD STATISTICS (( column_1_name, column_2_name [, ...] ))
| DELETE STATISTICS (( column_1_name, column_2_name [, ...] ))
| ALTER [ COLUMN ] column_name SET ( {attribute_option = value} [, ... ] )
| ALTER [ COLUMN ] column_name RESET ( attribute_option [, ... ] )
| ALTER [ COLUMN ] column_name SET STORAGE { PLAIN | EXTERNAL | EXTENDED | MAIN }
where column_constraint can be:
[ CONSTRAINT constraint_name ]
{ NOT NULL |
NULL |
CHECK ( expression ) |
DEFAULT default_expr |
UNIQUE index_parameters |
PRIMARY KEY index_parameters }
[ DEFERRABLE | NOT DEFERRABLE | INITIALLY DEFERRED | INITIALLY IMMEDIATE ]
where compress_mode can be:
{ DELTA | PREFIX | DICTIONARY | NUMSTR | NOCOMPRESS }
where table_constraint can be:
[ CONSTRAINT constraint_name ]
{ CHECK ( expression ) |
UNIQUE ( column_name [, ... ] ) index_parameters |
PRIMARY KEY ( column_name [, ... ] ) index_parameters |
PARTIAL CLUSTER KEY ( column_name [, ... ] ) |
FOREIGN KEY ( column_name [, ... ] ) REFERENCES reftable [ ( refcolumn [, ... ] ) ]
[ MATCH FULL | MATCH PARTIAL | MATCH SIMPLE ] [ ON DELETE action ] [ ON UPDATE action ] }
[ DEFERRABLE | NOT DEFERRABLE | INITIALLY DEFERRED | INITIALLY IMMEDIATE ]
where index_parameters can be:
[ WITH ( {storage_parameter = value} [, ... ] ) ]
[ USING INDEX TABLESPACE tablespace_name ]
where table_constraint_using_index can be:
[ CONSTRAINT constraint_name ]
{ UNIQUE | PRIMARY KEY } USING INDEX index_name
[ DEFERRABLE | NOT DEFERRABLE | INITIALLY DEFERRED | INITIALLY IMMEDIATE ]
</synopsis>
</refsynopsisdiv>
</refentry>

23
doc/src/sgml/ref/create_rule.sgmlin Normal file
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@ -0,0 +1,23 @@
<refentry id="SQL-CREATE_RULE">
<refmeta>
<refentrytitle>ALTER TABLE</refentrytitle>
<manvolnum>7</manvolnum>
<refmiscinfo>SQL - Language Statements</refmiscinfo>
</refmeta>
<refnamediv>
<refname>CREATE RULE</refname>
<refpurpose>define a new rewrite rule</refpurpose>
</refnamediv>
<refsynopsisdiv>
<synopsis>
CREATE [ OR REPLACE ] RULE name AS ON event
TO table_name [ WHERE condition ]
DO [ ALSO | INSTEAD ] { NOTHING | command | ( command ; command ... ) }
where event can be one of:
SELECT | INSERT | UPDATE | DELETE
</synopsis>
</refsynopsisdiv>
</refentry>

16
doc/src/sgml/ref/drop_rule.sgmlin Normal file
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@ -0,0 +1,16 @@
<refentry id="SQL-DROP_RULE">
<refmeta>
<refentrytitle>ALTER TABLE</refentrytitle>
<manvolnum>7</manvolnum>
<refmiscinfo>SQL - Language Statements</refmiscinfo>
</refmeta>
<refnamediv>
<refname>DROP RULE</refname>
<refpurpose>remove a rewrite rule</refpurpose>
</refnamediv>
<refsynopsisdiv>
<synopsis>
DROP RULE [ IF EXISTS ] name ON table_name [ CASCADE | RESTRICT ]
</synopsis>
</refsynopsisdiv>
</refentry>

2
src/gausskernel/optimizer/rewrite/rewriteHandler.cpp
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@ -2373,7 +2373,7 @@ static List* RewriteQuery(Query* parsetree, List* rewrite_events)
#ifdef PGXC
List* product_queries = NIL;
if (IS_PGXC_COORDINATOR)
if (IS_SINGLE_NODE || IS_PGXC_COORDINATOR)
#else
List* product_queries;
#endif

5
src/test/regress/expected/alter_table_000.out
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@ -41,10 +41,15 @@ column_clause
| ENABLE TRIGGER [ trigger_name | ALL | USER ]
| ENABLE REPLICA TRIGGER trigger_name
| ENABLE ALWAYS TRIGGER trigger_name
| DISABLE RULE rewrite_rule_name
| ENABLE RULE rewrite_rule_name
| ENABLE REPLICA RULE rewrite_rule_name
| ENABLE ALWAYS RULE rewrite_rule_name
| ENABLE ROW LEVEL SECURITY
| DISABLE ROW LEVEL SECURITY
| FORCE ROW LEVEL SECURITY
| NO FORCE ROW LEVEL SECURITY
| REPLICA IDENTITY {DEFAULT | USING INDEX index_name | FULL | NOTHING}
where column_clause can be:
ADD [ COLUMN ] column_name data_type [ compress_mode ] [ COLLATE collation ] [ column_constraint [ ... ] ]
| MODIFY column_name data_type

11
src/test/regress/expected/alter_table_002.out
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@ -488,24 +488,21 @@ create rule def_view_test_ins as
on insert to def_view_test
do instead insert into def_test select new.*;
insert into def_view_test default values;
ERROR: cannot insert into view "def_view_test"
HINT: You need an unconditional ON INSERT DO INSTEAD rule or an INSTEAD OF INSERT trigger.
alter table def_view_test alter column c1 set default 45;
insert into def_view_test default values;
ERROR: cannot insert into view "def_view_test"
HINT: You need an unconditional ON INSERT DO INSTEAD rule or an INSTEAD OF INSERT trigger.
alter table def_view_test alter column c2 set default 'view_default';
insert into def_view_test default values;
ERROR: cannot insert into view "def_view_test"
HINT: You need an unconditional ON INSERT DO INSTEAD rule or an INSTEAD OF INSERT trigger.
select * from def_view_test order by 1, 2;
c1 | c2
----+-----------------
5 | initial_default
10 | new_default
45 | view_default
45 |
| initial_default
|
(4 rows)
|
(7 rows)
drop rule def_view_test_ins on def_view_test;
drop view def_view_test;

8
src/test/regress/expected/rangefuncs.out
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@ -828,9 +828,11 @@ select * from tt order by 1, 2;
-- note that nextval() gets executed a second time in the rule expansion,
-- which is expected.
select * from tt_log order by 1, 2;
f1 | data
----+------
(0 rows)
f1 | data
----+---------
| barlog
| foollog
(2 rows)
-- test case for a whole-row-variable bug
create function foo1(n integer, out a text, out b text)

14
src/test/regress/expected/subselect_part1.out
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@ -422,12 +422,11 @@ create rule shipped_view_insert as on insert to shipped_view do instead
insert into parts (partnum, cost) values (1, 1234.56);
insert into shipped_view (ordnum, partnum, value)
values (0, 1, (select cost from parts where partnum = '1'));
ERROR: cannot insert into view "shipped_view"
HINT: You need an unconditional ON INSERT DO INSTEAD rule or an INSTEAD OF INSERT trigger.
select * from shipped_view;
ttype | ordnum | partnum | value
-------+--------+---------+-------
(0 rows)
ttype | ordnum | partnum | value
-------+--------+---------+---------
wt | 0 | 1 | 1234.56
(1 row)
create rule shipped_view_update as on update to shipped_view do instead
update shipped set partnum = new.partnum, value = new.value
@ -436,12 +435,11 @@ update shipped_view set value = 11
from int4_tbl a join int4_tbl b
on (a.f1 = (select f1 from int4_tbl c where c.f1=b.f1))
where ordnum = a.f1;
ERROR: cannot update view "shipped_view"
HINT: You need an unconditional ON UPDATE DO INSTEAD rule or an INSTEAD OF UPDATE trigger.
select * from shipped_view;
ttype | ordnum | partnum | value
-------+--------+---------+-------
(0 rows)
wt | 0 | 1 | 11
(1 row)
select f1, ss1 as relabel from
(select *, (select sum(f1) from int4_tbl b where f1 >= a.f1) as ss1

39
src/test/regress/expected/with.out
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@ -1462,6 +1462,12 @@ WITH t AS (
)
SELECT * FROM t;
a
----
42
(1 row)
SELECT * FROM y order by 1;
a
----
0
1
@ -1470,19 +1476,15 @@ SELECT * FROM t;
4
5
6
11
7
12
8
13
9
11
12
13
14
(14 rows)
SELECT * FROM y order by 1;
a
---
(0 rows)
42
(15 rows)
DROP RULE y_rule ON y;
-- check merging of outer CTE with CTE in a rule action
@ -1514,18 +1516,21 @@ WITH t1 AS ( DELETE FROM bug6051 RETURNING * )
INSERT INTO bug6051 SELECT * FROM t1;
SELECT * FROM bug6051 ORDER BY 1;
i
---
(0 rows)
SELECT * FROM bug6051_2 ORDER BY 1;
i
---
1
2
3
(3 rows)
SELECT * FROM bug6051_2 ORDER BY 1;
i
---
(0 rows)
-- a truly recursive CTE in the same list
DROP TABLE y;
CREATE TABLE y (a INTEGER PRIMARY KEY INITIALLY DEFERRED);
NOTICE: CREATE TABLE / PRIMARY KEY will create implicit index "y_pkey" for table "y"
WITH RECURSIVE t(a) AS (
SELECT 0
UNION ALL
@ -1890,11 +1895,7 @@ WITH t AS (
INSERT INTO y VALUES(0)
)
VALUES(FALSE);
column1
---------
f
(1 row)
ERROR: conditional DO INSTEAD rules are not supported for data-modifying statements in WITH
DROP RULE y_rule ON y;
-- check cte replace when pulling up
-- case 1: exists/any sublink

42
src/test/regress/expected/xc_alter_table.out
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@ -230,9 +230,10 @@ SELECT b FROM xc_alter_table_3 WHERE a = 11;
EXECUTE xc_alter_table_delete(11);
SELECT b FROM xc_alter_table_3 WHERE a = 11 or a = 12;
b
---
(0 rows)
b
-----
nnn
(1 row)
EXECUTE xc_alter_table_delete(12);
SELECT count(*), sum(a), avg(a) FROM xc_alter_table_3; -- Check on tuple presence
@ -263,9 +264,10 @@ SELECT b FROM xc_alter_table_3 WHERE a = 11;
EXECUTE xc_alter_table_delete(11);
SELECT b FROM xc_alter_table_3 WHERE a = 11 or a = 12;
b
---
(0 rows)
b
-----
nnn
(1 row)
EXECUTE xc_alter_table_delete(12);
SELECT count(*), sum(a), avg(a) FROM xc_alter_table_3; -- Check on tuple presence
@ -296,9 +298,10 @@ SELECT b FROM xc_alter_table_3 WHERE a = 11;
EXECUTE xc_alter_table_delete(11);
SELECT b FROM xc_alter_table_3 WHERE a = 11 or a = 12;
b
---
(0 rows)
b
-----
nnn
(1 row)
EXECUTE xc_alter_table_delete(12);
SELECT count(*), sum(a), avg(a) FROM xc_alter_table_3; -- Check on tuple presence
@ -329,9 +332,10 @@ SELECT b FROM xc_alter_table_3 WHERE a = 11;
EXECUTE xc_alter_table_delete(11);
SELECT b FROM xc_alter_table_3 WHERE a = 11 or a = 12;
b
---
(0 rows)
b
-----
nnn
(1 row)
EXECUTE xc_alter_table_delete(12);
SELECT count(*), sum(a), avg(a) FROM xc_alter_table_3; -- Check on tuple presence
@ -362,9 +366,10 @@ SELECT b FROM xc_alter_table_3 WHERE a = 11;
EXECUTE xc_alter_table_delete(11);
SELECT b FROM xc_alter_table_3 WHERE a = 11 or a = 12;
b
---
(0 rows)
b
-----
nnn
(1 row)
EXECUTE xc_alter_table_delete(12);
-- Index and redistribution
@ -397,9 +402,10 @@ SELECT b FROM xc_alter_table_3 WHERE a = 11;
EXECUTE xc_alter_table_delete(11);
SELECT b FROM xc_alter_table_3 WHERE a = 11 or a = 12;
b
---
(0 rows)
b
-----
nnn
(1 row)
EXECUTE xc_alter_table_delete(12);
-- Add column on table

18
src/test/regress/expected/xc_returning_step1.out
View File

@ -142,11 +142,12 @@ create VIEW voo AS SELECT f1, f2 FROM foo;
create OR REPLACE RULE voo_i AS ON INSERT TO voo DO INSTEAD
INSERT INTO foo VALUES(new.*, 57) RETURNING f1, f2;
INSERT INTO voo VALUES(11,'zit');
ERROR: cannot insert into view "voo"
HINT: You need an unconditional ON INSERT DO INSTEAD rule or an INSTEAD OF INSERT trigger.
INSERT INTO voo VALUES(12,'zoo') RETURNING *, f1*2;
ERROR: cannot insert into view "voo"
HINT: You need an unconditional ON INSERT DO INSTEAD rule or an INSTEAD OF INSERT trigger.
f1 | f2 | ?column?
----+-----+----------
12 | zoo | 24
(1 row)
drop view voo;
truncate table foo;
alter sequence foo_f1_seq restart with 1;
@ -382,11 +383,12 @@ INSERT INTO foo (f2,f3) VALUES ('test', DEFAULT), ('More', 11), (upper('more'),
create VIEW voo AS SELECT f1, f3 FROM foo;
create OR REPLACE RULE voo_u AS ON UPDATE TO voo DO INSTEAD UPDATE foo SET f3 = new.f3 WHERE f1 = old.f1 RETURNING f3, f1;
update voo set f3 = f1 + 1;
ERROR: cannot update view "voo"
HINT: You need an unconditional ON UPDATE DO INSTEAD rule or an INSTEAD OF UPDATE trigger.
update voo set f3 = f1 + 1 where f1 < 2 RETURNING *;
ERROR: cannot update view "voo"
HINT: You need an unconditional ON UPDATE DO INSTEAD rule or an INSTEAD OF UPDATE trigger.
f1 | f3
----+----
2 | 1
(1 row)
drop view voo;
truncate table foo;
alter sequence foo_f1_seq restart with 1;

3
src/test/regress/sql/with.sql
View File

@ -748,6 +748,8 @@ SELECT * FROM bug6051 ORDER BY 1;
SELECT * FROM bug6051_2 ORDER BY 1;
-- a truly recursive CTE in the same list
DROP TABLE y;
CREATE TABLE y (a INTEGER PRIMARY KEY INITIALLY DEFERRED);
WITH RECURSIVE t(a) AS (
SELECT 0
UNION ALL
@ -759,7 +761,6 @@ WITH RECURSIVE t(a) AS (
SELECT * FROM t2 JOIN y USING (a) ORDER BY a;
SELECT * FROM y order by 1;
-- data-modifying WITH in a modifying statement
WITH t AS (
DELETE FROM y