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A few regression tests for VALUES, from Gavin Sherry.

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This commit is contained in:
Tom Lane 2006-08-03 14:54:44 +00:00
parent 4b8378a671
commit d841cc44c5
6 changed files with 136 additions and 0 deletions
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17
src/test/regress/expected/insert.out
View File

@ -37,4 +37,21 @@ select * from inserttest;
| 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)
drop table inserttest;

61
src/test/regress/expected/select.out
View File

@ -452,3 +452,64 @@ select foo from (select 'xyzzy',1,null) as foo;
(xyzzy,1,)
(1 row)
--
-- Test VALUES lists
--
select * from onek, (values(147, 'RFAAAA'), (931, 'VJAAAA')) as v (i, j)
WHERE onek.unique1 = v.i and onek.stringu1 = v.j;
unique1 | unique2 | two | four | ten | twenty | hundred | thousand | twothousand | fivethous | tenthous | odd | even | stringu1 | stringu2 | string4 | i | j
---------+---------+-----+------+-----+--------+---------+----------+-------------+-----------+----------+-----+------+----------+----------+---------+-----+--------
147 | 0 | 1 | 3 | 7 | 7 | 7 | 47 | 147 | 147 | 147 | 14 | 15 | RFAAAA | AAAAAA | AAAAxx | 147 | RFAAAA
931 | 1 | 1 | 3 | 1 | 11 | 1 | 31 | 131 | 431 | 931 | 2 | 3 | VJAAAA | BAAAAA | HHHHxx | 931 | VJAAAA
(2 rows)
-- a more complex case
-- looks like we're coding lisp :-)
select * from onek,
(values ((select i from
(values(10000), (2), (389), (1000), (2000), ((select 10029))) as foo(i)
order by i asc limit 1))) bar (i)
where onek.unique1 = bar.i;
unique1 | unique2 | two | four | ten | twenty | hundred | thousand | twothousand | fivethous | tenthous | odd | even | stringu1 | stringu2 | string4 | i
---------+---------+-----+------+-----+--------+---------+----------+-------------+-----------+----------+-----+------+----------+----------+---------+---
2 | 326 | 0 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 4 | 5 | CAAAAA | OMAAAA | OOOOxx | 2
(1 row)
-- try VALUES in a subquery
select * from onek
where (unique1,ten) in (values (1,1), (20,0), (99,9), (17,99))
order by unique1;
unique1 | unique2 | two | four | ten | twenty | hundred | thousand | twothousand | fivethous | tenthous | odd | even | stringu1 | stringu2 | string4
---------+---------+-----+------+-----+--------+---------+----------+-------------+-----------+----------+-----+------+----------+----------+---------
1 | 214 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 3 | BAAAAA | GIAAAA | OOOOxx
20 | 306 | 0 | 0 | 0 | 0 | 0 | 20 | 20 | 20 | 20 | 0 | 1 | UAAAAA | ULAAAA | OOOOxx
99 | 101 | 1 | 3 | 9 | 19 | 9 | 99 | 99 | 99 | 99 | 18 | 19 | VDAAAA | XDAAAA | HHHHxx
(3 rows)
-- VALUES is also legal as a standalone query or a set-operation member
VALUES (1,2), (3,4+4), (7,77.7);
column1 | column2
---------+---------
1 | 2
3 | 8
7 | 77.7
(3 rows)
VALUES (1,2), (3,4+4), (7,77.7)
UNION ALL
SELECT 2+2, 57
UNION ALL
SELECT * FROM int8_tbl;
column1 | column2
------------------+-------------------
1 | 2
3 | 8
7 | 77.7
4 | 57
123 | 456
123 | 4567890123456789
4567890123456789 | 123
4567890123456789 | 4567890123456789
4567890123456789 | -4567890123456789
(9 rows)

12
src/test/regress/expected/update.out
View File

@ -39,6 +39,18 @@ SELECT * FROM update_test;
10 | 20
(2 rows)
--
-- Test VALUES in FROM
--
UPDATE update_test SET a=v.i FROM (VALUES(100, 20)) AS v(i, j)
WHERE update_test.b = v.j;
SELECT * FROM update_test;
a | b
-----+----
100 | 20
100 | 20
(2 rows)
-- if an alias for the target table is specified, don't allow references
-- to the original table name
BEGIN;

9
src/test/regress/sql/insert.sql
View File

@ -19,4 +19,13 @@ insert into inserttest (col1) values (1, 2);
insert into inserttest (col1) values (DEFAULT, DEFAULT);
select * from inserttest;
--
-- 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;
drop table inserttest;

28
src/test/regress/sql/select.sql
View File

@ -110,3 +110,31 @@ SELECT p.name, p.age FROM person* p ORDER BY age using >, name;
select foo from (select 1) as foo;
select foo from (select null) as foo;
select foo from (select 'xyzzy',1,null) as foo;
--
-- Test VALUES lists
--
select * from onek, (values(147, 'RFAAAA'), (931, 'VJAAAA')) as v (i, j)
WHERE onek.unique1 = v.i and onek.stringu1 = v.j;
-- a more complex case
-- looks like we're coding lisp :-)
select * from onek,
(values ((select i from
(values(10000), (2), (389), (1000), (2000), ((select 10029))) as foo(i)
order by i asc limit 1))) bar (i)
where onek.unique1 = bar.i;
-- try VALUES in a subquery
select * from onek
where (unique1,ten) in (values (1,1), (20,0), (99,9), (17,99))
order by unique1;
-- VALUES is also legal as a standalone query or a set-operation member
VALUES (1,2), (3,4+4), (7,77.7);
VALUES (1,2), (3,4+4), (7,77.7)
UNION ALL
SELECT 2+2, 57
UNION ALL
SELECT * FROM int8_tbl;

9
src/test/regress/sql/update.sql
View File

@ -25,6 +25,15 @@ UPDATE update_test t SET b = t.b + 10 WHERE t.a = 10;
SELECT * FROM update_test;
--
-- Test VALUES in FROM
--
UPDATE update_test SET a=v.i FROM (VALUES(100, 20)) AS v(i, j)
WHERE update_test.b = v.j;
SELECT * FROM update_test;
-- if an alias for the target table is specified, don't allow references
-- to the original table name
BEGIN;