# Copyright 2015 - 2019 The Cockroach Authors. All rights reserved.
# Copyright Materialize, Inc. and contributors. All rights reserved.
#
# Use of this software is governed by the Business Source License
# included in the LICENSE file at the root of this repository.
#
# As of the Change Date specified in that file, in accordance with
# the Business Source License, use of this software will be governed
# by the Apache License, Version 2.0.
#
# This file is derived from the logic test suite in CockroachDB. The
# original file was retrieved on June 10, 2019 from:
#
#     https://github.com/cockroachdb/cockroach/blob/d2f7fbf5dd1fc1a099bbad790a2e1f7c60a66cc3/pkg/sql/logictest/testdata/logic_test/select
#
# The original source code is subject to the terms of the Apache
# 2.0 license, a copy of which can be found in the LICENSE file at the
# root of this repository.

mode cockroach

simple conn=mz_system,user=mz_system
ALTER SYSTEM SET unsafe_enable_table_keys = true
----
COMPLETE 0

# SELECT with no table.

query I
SELECT 1
----
1

query T
SELECT NULL
----
NULL

query II colnames
SELECT 1+1 AS two, 2+2 AS four
----
two four
2   4

# SELECT expression tests.

statement ok
CREATE TABLE abc (a INT PRIMARY KEY, b INT, c INT)

query error syntax error at or near "from"
SELECT FROM abc

query error could not parse "hello" as type bool
SELECT * FROM abc WHERE 'hello'

statement ok
INSERT INTO abc VALUES (1, 2, 3)

query III colnames
SELECT * FROM abc
----
a b c
1 2 3

query TIII colnames
SELECT NULL AS z, * FROM abc
----
z    a  b  c
NULL 1  2  3

# synonym for SELECT * FROM abc
query III
TABLE abc
----
1 2 3

query error syntax error at or near "*"
TABLE abc.*

query III colnames
SELECT * FROM abc WHERE NULL
----
a b c

query III colnames
SELECT * FROM abc WHERE a = NULL
----
a b c

query IIIIII colnames
SELECT *,* FROM abc
----
a b c a b c
1 2 3 1 2 3

query IIII colnames
SELECT a,a,a,a FROM abc
----
a a a a
1 1 1 1

query II colnames
SELECT a,c FROM abc
----
a c
1 3

query I colnames
SELECT a+b+c AS foo FROM abc
----
foo
6

# Contradiction
query III
SELECT * FROM abc WHERE a > 5 AND a < 5
----

# Contradiction with remainder filter
query III
SELECT * FROM abc WHERE a > 5 AND a < 5 AND b>=100
----

statement ok
INSERT INTO abc VALUES (0, 1, 2)

query II
SELECT a,b FROM abc WHERE CASE WHEN a != 0 THEN b/a > 1.5 ELSE false END
----
1 2

# SELECT of NULL value.

statement ok
CREATE TABLE kv (k CHAR PRIMARY KEY, v CHAR)

statement ok
INSERT INTO kv (k) VALUES ('a')

query TT
SELECT * FROM kv
----
a NULL

query TT
SELECT k,v FROM kv
----
a NULL

query T
SELECT v||'foo' FROM kv
----
NULL

query T
SELECT lower(v) FROM kv
----
NULL

query T
SELECT k FROM kv
----
1 value hashing to 60b725f10c9c85c70d97880dfe8191b3

query TT
SELECT kv.K,KV.v FROM kv
----
a NULL

query TT
SELECT kv.* FROM kv
----
a NULL

# Regression tests for database-issues#7241
query TT
SELECT test.kv.* FROM kv
----
a NULL

query TT
SELECT test.public.kv.* FROM kv
----
a NULL

query TT
SELECT test.public.kv.* FROM test.kv
----
a NULL

query TT
SELECT test.kv.* FROM test.public.kv
----
a NULL

query error no data source matches pattern: foo.\*
SELECT foo.* FROM kv

query error cannot use "\*" without a FROM clause
SELECT *

query error "kv.*" cannot be aliased
SELECT kv.* AS foo FROM kv

query error no data source matches pattern: bar.kv.\*
SELECT bar.kv.* FROM kv

# Don't panic with invalid names (materialize#8024)
query error cannot subscript type tuple\{char AS k, char AS v\} because it is not an array
SELECT kv.*[1] FROM kv

query T colnames
SELECT FOO.k FROM kv AS foo WHERE foo.k = 'a'
----
k
a

query T
SELECT "foo"."v" FROM kv AS foo WHERE foo.k = 'a'
----
NULL

statement ok
CREATE TABLE kw ("from" INT PRIMARY KEY)

statement ok
INSERT INTO kw VALUES (1)

query III colnames
SELECT *, "from", kw."from" FROM kw
----
from from from
1    1    1

# SELECT from index.

statement ok
CREATE TABLE xyzw (
  x INT PRIMARY KEY,
  y INT,
  z INT,
  w INT,
  INDEX foo (z, y)
)

statement ok
INSERT INTO xyzw VALUES (4, 5, 6, 7), (1, 2, 3, 4)

query error pq: column "x" does not exist
SELECT * FROM xyzw LIMIT x

query error pq: column "y" does not exist
SELECT * FROM xyzw OFFSET 1 + y

query error argument of LIMIT must be type int, not type decimal
SELECT * FROM xyzw LIMIT 3.3

query IIII
SELECT * FROM xyzw ORDER BY 1 LIMIT '1'
----
1 2 3 4

query error argument of OFFSET must be type int, not type decimal
SELECT * FROM xyzw OFFSET 1.5

query error negative value for LIMIT
SELECT * FROM xyzw LIMIT -100

query error negative value for OFFSET
SELECT * FROM xyzw OFFSET -100

query error numeric constant out of int64 range
SELECT * FROM xyzw LIMIT 9223372036854775808

query error numeric constant out of int64 range
SELECT * FROM xyzw OFFSET 9223372036854775808

query IIII
SELECT * FROM xyzw ORDER BY x OFFSET 1 + 0.0
----
4 5 6 7

query T rowsort
SELECT (x,y) FROM xyzw
----
(1,2)
(4,5)

query IIII
SELECT * FROM xyzw LIMIT 0
----

query IIII
SELECT * FROM xyzw ORDER BY x LIMIT 1
----
1 2 3 4

query IIII
SELECT * FROM xyzw ORDER BY x LIMIT 1 OFFSET 1
----
4 5 6 7

query IIII
SELECT * FROM xyzw ORDER BY y OFFSET 1
----
4 5 6 7

query IIII
SELECT * FROM xyzw ORDER BY y OFFSET 1 LIMIT 1
----
4 5 6 7

# Multiplying by zero so the result is deterministic.
query IIII
SELECT * FROM xyzw LIMIT (random() * 0.0)::int OFFSET (random() * 0.0)::int
----

query error pgcode 42601 multiple LIMIT clauses not allowed
((SELECT a FROM t LIMIT 1)) LIMIT 1

query IIII
SELECT * FROM (SELECT * FROM xyzw LIMIT 5) OFFSET 5
----

query II rowsort
SELECT z, y FROM xyzw@foo
----
3 2
6 5

query I
SELECT z FROM test.xyzw@foo WHERE y = 5
----
6

query I
SELECT xyzw.y FROM test.xyzw@foo WHERE z = 3
----
2

query error pgcode 42P01 relation "test.unknown" does not exist
SELECT z FROM test.unknown@foo WHERE y = 5

query error index "unknown" not found
SELECT z FROM test.xyzw@unknown WHERE y = 5

query I
SELECT w FROM test.xyzw@foo WHERE y = 5
----
7

statement ok
CREATE TABLE boolean_table (
  id INTEGER PRIMARY KEY NOT NULL,
  value BOOLEAN
)

statement ok
INSERT INTO boolean_table (id, value) VALUES (1, NULL)

query I
SELECT value FROM boolean_table
----
NULL

query I
SELECT CASE WHEN NULL THEN 1 ELSE 2 END
----
2

statement ok
INSERT INTO abc VALUES (42, NULL, NULL)

query III rowsort
SELECT 0 * b, b % 1, 0 % b from abc
----
0 0 0
0 0 0
NULL NULL NULL

# Doing an index lookup by MaxInt used to not work.
# https://github.com/cockroachdb/cockroach/issues/3587
statement ok
CREATE TABLE MaxIntTest (a INT PRIMARY KEY)

statement ok
INSERT INTO MaxIntTest VALUES (9223372036854775807)

query I
SELECT a FROM MaxIntTest WHERE a = 9223372036854775807
----
9223372036854775807

query error no value provided for placeholder
SELECT $1::int

# Regression tests for materialize#22670.
query B
SELECT 1 IN (1, 2)
----
true

query B
SELECT NULL IN (1, 2)
----
NULL

query B
SELECT 1 IN (1, NULL)
----
true

query B
SELECT 1 IN (NULL, 2)
----
NULL

query B
SELECT (1, NULL) IN ((1, 1))
----
NULL

query B
SELECT (2, NULL) IN ((1, 1))
----
false

query B
SELECT (1, 1) IN ((1, NULL))
----
NULL

query B
SELECT (1, 1) IN ((2, NULL))
----
false

# Tests with a tuple coming from a subquery.
query B
SELECT NULL::int IN (SELECT * FROM (VALUES (1)) AS t(a))
----
NULL

query B
SELECT (1, NULL::int) IN (SELECT * FROM (VALUES (1, 1)) AS t(a, b))
----
NULL

query B
SELECT (2, NULL::int) IN (SELECT * FROM (VALUES (1, 1)) AS t(a, b))
----
false

query B
SELECT (NULL::int, 1) IN (SELECT * FROM (VALUES (1, 1)) AS t(a, b))
----
NULL

query B
SELECT (NULL::int, 2) IN (SELECT * FROM (VALUES (1, 1)) AS t(a, b))
----
false

query B
SELECT (NULL::int, NULL::int) IN (SELECT * FROM (VALUES (1, 1)) AS t(a, b))
----
NULL

query B
SELECT NULL::int NOT IN (SELECT * FROM (VALUES (1)) AS t(a))
----
NULL

query B
SELECT (1, NULL::int) NOT IN (SELECT * FROM (VALUES (1, 1)) AS t(a, b))
----
NULL

query B
SELECT (2, NULL::int) NOT IN (SELECT * FROM (VALUES (1, 1)) AS t(a, b))
----
true

query B
SELECT (NULL::int, 1) NOT IN (SELECT * FROM (VALUES (1, 1)) AS t(a, b))
----
NULL

query B
SELECT (NULL::int, 2) NOT IN (SELECT * FROM (VALUES (1, 1)) AS t(a, b))
----
true

query B
SELECT (NULL::int, NULL::int) NOT IN (SELECT * FROM (VALUES (1, 1)) AS t(a, b))
----
NULL

# Tests with an empty IN tuple.
query B
SELECT NULL::int IN (SELECT * FROM (VALUES (1)) AS t(a) WHERE a > 1)
----
false

query B
SELECT (1, NULL::int) IN (SELECT * FROM (VALUES (1, 1)) AS t(a, b) WHERE a > 1)
----
false

query B
SELECT (NULL::int, 1) IN (SELECT * FROM (VALUES (1, 1)) AS t(a, b) WHERE a > 1)
----
false

query B
SELECT (NULL::int, NULL::int) IN (SELECT * FROM (VALUES (1, 1)) AS t(a, b) WHERE a > 1)
----
false

query B
SELECT NULL::int NOT IN (SELECT * FROM (VALUES (1)) AS t(a) WHERE a > 1)
----
true

query B
SELECT (1, NULL::int) NOT IN (SELECT * FROM (VALUES (1, 1)) AS t(a, b) WHERE a > 1)
----
true

query B
SELECT (NULL::int, 1) NOT IN (SELECT * FROM (VALUES (1, 1)) AS t(a, b) WHERE a > 1)
----
true

query B
SELECT (NULL::int, NULL::int) NOT IN (SELECT * FROM (VALUES (1, 1)) AS t(a, b) WHERE a > 1)
----
true

statement ok
CREATE TABLE a (x INT PRIMARY KEY, y INT)

statement ok
INSERT INTO a VALUES (1, 10), (2, 20), (3, 30)

query II rowsort
SELECT * FROM a WHERE x > 1
----
2  20
3  30

query II rowsort
SELECT * FROM a WHERE y > 1
----
1  10
2  20
3  30

query II
SELECT * FROM a WHERE x > 1 AND x < 3
----
2  20

query II
SELECT * FROM a WHERE x > 1 AND y < 30
----
2  20

query I rowsort
SELECT x + 1 FROM a
----
2
3
4

query IIIII rowsort
SELECT x, x + 1, y, y + 1, x + y FROM a
----
1  2  10  11  11
2  3  20  21  22
3  4  30  31  33

query I rowsort
SELECT u + v FROM (SELECT x + 3, y + 10 FROM a) AS foo(u, v)
----
24
35
46

query IIII rowsort
SELECT x, x, y, x FROM a
----
1  1  10  1
2  2  20  2
3  3  30  3

query II rowsort
SELECT x + 1, x + y FROM a WHERE x + y > 20
----
3  22
4  33

# ------------------------------------------------------------------------------
# Test with a hidden column.
# ------------------------------------------------------------------------------
statement ok
CREATE TABLE b (x INT, y INT);
INSERT INTO b VALUES (1, 10), (2, 20), (3, 30)

query II rowsort
SELECT * FROM b
----
1  10
2  20
3  30

query I rowsort
SELECT x FROM b WHERE rowid > 0
----
1
2
3

# ------------------------------------------------------------------------------
# String inequality filter.
# ------------------------------------------------------------------------------
statement ok
CREATE TABLE c (n INT PRIMARY KEY, str STRING, INDEX str(str DESC));
INSERT INTO c SELECT i, to_english(i) FROM generate_series(1, 10) AS g(i)

query IT rowsort
SELECT * FROM c WHERE str >= 'moo'
----
1   one
2   two
3   three
6   six
7   seven
9   nine
10  one-zero

# ------------------------------------------------------------------------------
# "*" must expand to zero columns if there are zero columns to select.
# ------------------------------------------------------------------------------
statement ok
CREATE TABLE nocols(x INT); ALTER TABLE nocols DROP COLUMN x

query I
SELECT 1, * FROM nocols
----