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--
-- insert with DEFAULT in the target_list
--
create table inserttest (col1 int4, col2 int4 NOT NULL, col3 text default 'testing');
insert into inserttest (col1, col2, col3) values (DEFAULT, DEFAULT, DEFAULT);
ERROR: null value in column "col2" violates not-null constraint
DETAIL: Failing row contains (null, null, testing).
insert into inserttest (col2, col3) values (3, DEFAULT);
insert into inserttest (col1, col2, col3) values (DEFAULT, 5, DEFAULT);
insert into inserttest values (DEFAULT, 5, 'test');
insert into inserttest values (DEFAULT, 7);
select * from inserttest;
col1 | col2 | col3
------+------+---------
| 3 | testing
| 5 | testing
| 5 | test
| 7 | testing
(4 rows)
--
-- insert with similar expression / target_list values (all fail)
--
insert into inserttest (col1, col2, col3) values (DEFAULT, DEFAULT);
ERROR: INSERT has more target columns than expressions
LINE 1: insert into inserttest (col1, col2, col3) values (DEFAULT, D...
^
insert into inserttest (col1, col2, col3) values (1, 2);
ERROR: INSERT has more target columns than expressions
LINE 1: insert into inserttest (col1, col2, col3) values (1, 2);
^
insert into inserttest (col1) values (1, 2);
ERROR: INSERT has more expressions than target columns
LINE 1: insert into inserttest (col1) values (1, 2);
^
insert into inserttest (col1) values (DEFAULT, DEFAULT);
ERROR: INSERT has more expressions than target columns
LINE 1: insert into inserttest (col1) values (DEFAULT, DEFAULT);
^
select * from inserttest;
col1 | col2 | col3
------+------+---------
| 3 | testing
| 5 | testing
| 5 | test
| 7 | testing
(4 rows)
--
-- VALUES test
--
insert into inserttest values(10, 20, '40'), (-1, 2, DEFAULT),
((select 2), (select i from (values(3)) as foo (i)), 'values are fun!');
select * from inserttest;
col1 | col2 | col3
------+------+-----------------
| 3 | testing
| 5 | testing
| 5 | test
| 7 | testing
10 | 20 | 40
-1 | 2 | testing
2 | 3 | values are fun!
(7 rows)
--
-- TOASTed value test
--
insert into inserttest values(30, 50, repeat('x', 10000));
select col1, col2, char_length(col3) from inserttest;
col1 | col2 | char_length
------+------+-------------
| 3 | 7
| 5 | 7
| 5 | 4
| 7 | 7
10 | 20 | 2
-1 | 2 | 7
2 | 3 | 15
30 | 50 | 10000
(8 rows)
drop table inserttest;
--
-- check indirection (field/array assignment), cf bug #14265
--
-- these tests are aware that transformInsertStmt has 3 separate code paths
--
create type insert_test_type as (if1 int, if2 text[]);
create table inserttest (f1 int, f2 int[],
f3 insert_test_type, f4 insert_test_type[]);
insert into inserttest (f2[1], f2[2]) values (1,2);
insert into inserttest (f2[1], f2[2]) values (3,4), (5,6);
insert into inserttest (f2[1], f2[2]) select 7,8;
insert into inserttest (f2[1], f2[2]) values (1,default); -- not supported
ERROR: cannot set an array element to DEFAULT
LINE 1: insert into inserttest (f2[1], f2[2]) values (1,default);
^
insert into inserttest (f3.if1, f3.if2) values (1,array['foo']);
insert into inserttest (f3.if1, f3.if2) values (1,'{foo}'), (2,'{bar}');
insert into inserttest (f3.if1, f3.if2) select 3, '{baz,quux}';
insert into inserttest (f3.if1, f3.if2) values (1,default); -- not supported
ERROR: cannot set a subfield to DEFAULT
LINE 1: insert into inserttest (f3.if1, f3.if2) values (1,default);
^
insert into inserttest (f3.if2[1], f3.if2[2]) values ('foo', 'bar');
insert into inserttest (f3.if2[1], f3.if2[2]) values ('foo', 'bar'), ('baz', 'quux');
insert into inserttest (f3.if2[1], f3.if2[2]) select 'bear', 'beer';
insert into inserttest (f4[1].if2[1], f4[1].if2[2]) values ('foo', 'bar');
insert into inserttest (f4[1].if2[1], f4[1].if2[2]) values ('foo', 'bar'), ('baz', 'quux');
insert into inserttest (f4[1].if2[1], f4[1].if2[2]) select 'bear', 'beer';
select * from inserttest;
f1 | f2 | f3 | f4
----+-------+------------------+------------------------
| {1,2} | |
| {3,4} | |
| {5,6} | |
| {7,8} | |
| | (1,{foo}) |
| | (1,{foo}) |
| | (2,{bar}) |
| | (3,"{baz,quux}") |
| | (,"{foo,bar}") |
| | (,"{foo,bar}") |
| | (,"{baz,quux}") |
| | (,"{bear,beer}") |
| | | {"(,\"{foo,bar}\")"}
| | | {"(,\"{foo,bar}\")"}
| | | {"(,\"{baz,quux}\")"}
| | | {"(,\"{bear,beer}\")"}
(16 rows)
-- also check reverse-listing
create table inserttest2 (f1 bigint, f2 text);
create rule irule1 as on insert to inserttest2 do also
insert into inserttest (f3.if2[1], f3.if2[2])
values (new.f1,new.f2);
create rule irule2 as on insert to inserttest2 do also
insert into inserttest (f4[1].if1, f4[1].if2[2])
values (1,'fool'),(new.f1,new.f2);
create rule irule3 as on insert to inserttest2 do also
insert into inserttest (f4[1].if1, f4[1].if2[2])
select new.f1, new.f2;
\d+ inserttest2
Table "public.inserttest2"
Column | Type | Modifiers | Storage | Stats target | Description
--------+--------+-----------+----------+--------------+-------------
f1 | bigint | | plain | |
f2 | text | | extended | |
Rules:
irule1 AS
ON INSERT TO inserttest2 DO INSERT INTO inserttest (f3.if2[1], f3.if2[2])
VALUES (new.f1, new.f2)
irule2 AS
ON INSERT TO inserttest2 DO INSERT INTO inserttest (f4[1].if1, f4[1].if2[2]) VALUES (1,'fool'::text), (new.f1,new.f2)
irule3 AS
ON INSERT TO inserttest2 DO INSERT INTO inserttest (f4[1].if1, f4[1].if2[2]) SELECT new.f1,
new.f2
drop table inserttest2;
drop table inserttest;
drop type insert_test_type;
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