typeof.slt

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# included in the LICENSE file at the root of this repository.
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# 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:
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# The original source code is subject to the terms of the Apache
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query error could not determine data type of parameter \$1
SELECT pg_typeof($1)

query T
SELECT pg_typeof('1')
----
unknown

query T
SELECT pg_typeof(text '1')
----
text

query T
SELECT pg_typeof(1)
----
integer

query T
SELECT pg_typeof(1.0)
----
numeric

# Custom types

statement ok
CREATE TYPE int4_list AS LIST (element_type=int4)

statement ok
CREATE TYPE int4_list_list AS LIST (element_type=int4_list)

query T
SELECT pg_typeof('{1}'::int4 list)
----
integer list

query T
SELECT pg_typeof('{1}'::int4_list)
----
int4_list

query T
SELECT pg_typeof('{{1}}'::int4 list list)
----
integer list list

query T
SELECT pg_typeof('{{1}}'::int4_list_list)
----
int4_list_list

query T
SELECT pg_typeof('{{1}}'::int4_list list)
----
int4_list list