# name: test/sql/aggregate/having/test_having.test
# description: Test HAVING clause
# group: [having]

statement ok
CREATE TABLE test (a INTEGER, b INTEGER);

statement ok
INSERT INTO test VALUES (11, 22), (13, 22), (12, 21)

# HAVING with condition on group
query IR
SELECT b, SUM(a) AS sum FROM test GROUP BY b HAVING b=21 ORDER BY b;
----
21	12.000000

# HAVING with condition on sum
query IR
SELECT b, SUM(a) FROM test GROUP BY b HAVING SUM(a) < 20 ORDER BY b;
----
21	12.000000

# HAVING with condition on ALIAS
# CONTROVERSIAL: this DOES work in SQLite, but not in PostgreSQL
query II
SELECT b, SUM(a) AS sum FROM test GROUP BY b HAVING sum < 20 ORDER BY b;
----
21	12

# HAVING without alias
query IR
SELECT b, SUM(a) AS sum FROM test GROUP BY b HAVING SUM(a) < 20 ORDER BY b;
----
21	12.000000

# HAVING on column not in aggregate
query IR
SELECT b, SUM(a) AS sum FROM test GROUP BY b HAVING COUNT(*) = 1 ORDER BY b;
----
21	12.000000

# expression in having
query IR
SELECT b, SUM(a) FROM test GROUP BY b HAVING SUM(a)+10>28;
----
22	24.000000

# uncorrelated subquery in having
query IR
SELECT b, SUM(a) FROM test GROUP BY b HAVING SUM(a)>(SELECT SUM(t.a)*0.5 FROM test t);
----
22	24.000000

# correlated subquery in having
query IR
SELECT test.b, SUM(a) FROM test GROUP BY test.b HAVING SUM(a)=(SELECT SUM(a) FROM test t WHERE test.b=t.b) ORDER BY test.b;
----
21	12.000000
22	24.000000

# use outer aggregation in inner subquery
query IR
SELECT test.b, SUM(a) FROM test GROUP BY test.b HAVING SUM(a)*2=(SELECT SUM(a)+SUM(t.a) FROM test t WHERE test.b=t.b) ORDER BY test.b
----
21	12.000000
22	24.000000

# use outer aggregation that hasn't been used yet in subquery
query IR
SELECT test.b, SUM(a) FROM test GROUP BY test.b HAVING SUM(a)*2+2=(SELECT SUM(a)+SUM(t.a)+COUNT(t.a) FROM test t WHERE test.b=t.b) ORDER BY test.b
----
22	24.000000

# ORDER BY subquery
query IR
SELECT test.b, SUM(a) FROM test GROUP BY test.b ORDER BY (SELECT SUM(a) FROM test t WHERE test.b=t.b) DESC;
----
22	24.000000
21	12.000000