# name: test/sql/setops/value_union.test
# description: Test union of VALUES
# group: [setops]

statement ok
PRAGMA enable_verification

statement ok
CREATE VIEW vals AS SELECT * FROM (VALUES (1, 10), (2, 5), (3, 4)) tbl(i, j);

query II
SELECT * FROM vals
----
1	10
2	5
3	4

statement ok
CREATE VIEW vunion AS
SELECT * FROM vals
UNION ALL
SELECT * FROM vals;

query II
SELECT * FROM vunion ORDER BY i
----
1	10
1	10
2	5
2	5
3	4
3	4

query II
SELECT * FROM vunion ORDER BY i LIMIT 1
----
1	10

query II
SELECT * FROM (SELECT * FROM vunion ORDER BY i LIMIT 4) tbl ORDER BY j LIMIT 2
----
2	5
2	5

query II
SELECT * FROM vunion WHERE i=1
----
1	10
1	10

query II
SELECT DISTINCT * FROM (SELECT * FROM vunion UNION ALL SELECT * FROM vunion) tbl ORDER BY 1
----
1	10
2	5
3	4

query II
SELECT * FROM (SELECT * FROM vunion INTERSECT SELECT * FROM vunion) tbl ORDER BY 1;
----
1	10
2	5
3	4

query II
SELECT * FROM (SELECT * FROM vunion EXCEPT SELECT * FROM vunion) tbl
----