# name: test/sql/json/issues/issue12861.test
# description: Test issue 12861 - Autodetected type of nested JSON field in read_json_auto depends on amount of null values in input
# group: [issues]

require json

statement ok
create table tbl (test struct(one bigint, two varchar));

statement ok
insert into tbl values ({'one': 1, 'two': 2}), (null)

statement ok
copy tbl to '__TEST_DIR__/fewnulls.json'

statement ok
insert into tbl select null from range(9)

statement ok
copy tbl to '__TEST_DIR__/manynulls.json'

query I
select typeof(test) from '__TEST_DIR__/fewnulls.json' limit 1
----
STRUCT(one BIGINT, two VARCHAR)

query I
select typeof(test) from '__TEST_DIR__/manynulls.json' limit 1
----
STRUCT(one BIGINT, two VARCHAR)