# name: test/sql/prepared/prepare_default_varchar.test
# description: Prepared parameters default to VARCHAR if the type could not be deduced
# group: [prepared]

statement ok
PRAGMA enable_verification

# single unbound parameter
statement ok
PREPARE v1 AS SELECT ?

query I
EXECUTE v1(27)
----
27

query I
EXECUTE v1('hello world')
----
hello world

query I
EXECUTE v1([1, 2, 3])
----
[1, 2, 3]

# comparison between two parameters
statement ok
PREPARE v2 AS SELECT ?=?

query I
EXECUTE v2(27, 27)
----
true

query I
EXECUTE v2('hello world', 'hello mars')
----
false

query I
EXECUTE v2(1, 1.0)
----
true

#is true now string to list casting is implemented
query I
EXECUTE v2([1, 2, 3], '[1, 2, 3]')
----
true

statement error
EXECUTE v2([[1, 2, 3]], [1, 2, 3])
----

# unbound parameter in scalar subquery
statement ok
PREPARE v3 AS SELECT (SELECT ?)

query I
EXECUTE v3(27)
----
27

query I
EXECUTE v3('hello world')
----
hello world

query I
EXECUTE v3([1, 2, 3])
----
[1, 2, 3]

# unbound parameter with IS NULL
statement ok
PREPARE v4 AS SELECT ? IS NULL

query I
EXECUTE v4(27)
----
false

query I
EXECUTE v4('hello world')
----
false

query I
EXECUTE v4(NULL)
----
true

# unbound parameter with IN list
statement ok
PREPARE v5 AS SELECT ? IN (?, ?)

query I
EXECUTE v5(27, 27, 28)
----
true

query I
EXECUTE v5('hello world', 'hello', 'world')
----
false

query I
EXECUTE v5(NULL, 27, 28)
----
NULL

# unbound parameter with COUNT
statement ok
PREPARE v6 AS SELECT COUNT(?)

query I
EXECUTE v6(27)
----
1

query I
EXECUTE v6('hello world')
----
1

query I
EXECUTE v6(NULL)
----
0

# unbound parameter with printf
statement ok
PREPARE v7 AS SELECT printf('%s: %d', ?, ?)

query I
EXECUTE v7('time', 27)
----
time: 27

statement error
EXECUTE v7('hello world', [1, 2, 3])
----

# unbound parameter with lists
statement ok
PREPARE v8 AS SELECT [?]

query I
EXECUTE v8(27)
----
[27]

query I
EXECUTE v8('hello world')
----
[hello world]

query I
EXECUTE v8(NULL)
----
[NULL]

# unbound parameter with lists and NULL
statement ok
PREPARE v9 AS SELECT [?, NULL]

query I
EXECUTE v9(27)
----
[27, NULL]

query I
EXECUTE v9('hello world')
----
[hello world, NULL]

query I
EXECUTE v9(NULL)
----
[NULL, NULL]

# unbound parameter with structs
statement ok
PREPARE v10 AS SELECT {'x': ?}

query I
EXECUTE v10(27)
----
{'x': 27}

query I
EXECUTE v10('hello world')
----
{'x': hello world}

query I
EXECUTE v10(NULL)
----
{'x': NULL}

# unbound parameter with structs and NULL
statement ok
PREPARE v11 AS SELECT {'x': ?, 'y': NULL}

query I
EXECUTE v11(27)
----
{'x': 27, 'y': NULL}

query I
EXECUTE v11('hello world')
----
{'x': hello world, 'y': NULL}

query I
EXECUTE v11(NULL)
----
{'x': NULL, 'y': NULL}

# values list
statement ok
PREPARE v12 AS SELECT * FROM (VALUES (?, ?), (?, ?)) tbl(i, j)

query II
EXECUTE v12(27, 28, 29, 30)
----
27	28
29	30

query II
EXECUTE v12('hello', 'world', 'a', NULL)
----
hello	world
a	NULL

# case
statement ok
PREPARE v13 AS SELECT CASE WHEN ? THEN ? ELSE ? END

query I
EXECUTE v13(1=1, 1, 2)
----
1

query I
EXECUTE v13(1=0, 'hello', 'world')
----
world

# parameter and null
statement ok
PREPARE v14 AS SELECT ?+NULL

query I
EXECUTE v14(1)
----
NULL

statement ok
PREPARE v15 AS SELECT ?=NULL

query I
EXECUTE v15(1)
----
NULL

# issue #2125
statement ok
PREPARE v16 AS SELECT CASE WHEN (? = 1) AND (? = 2) AND (? = 3) AND ((? IS NULL)) THEN 1.5 ELSE 2.5 END AS a

query I
EXECUTE v16(1, 2, 3, NULL)
----
1.5

query I
EXECUTE v16(1, 2, 4, NULL)
----
2.5