# name: test/sql/json/issues/issue16684.test
# description: Test issue 16684 - When using read_json to read data, it always converts the md5 string to uuid format.
# group: [issues]

require json

statement ok
PRAGMA enable_verification

statement ok
copy (select '00000000000000000000000000000000' md5) to '__TEST_DIR__/issue16684.json'

# should be varchar, not uuid (no hyphens)
query II
select md5, typeof(md5) from '__TEST_DIR__/issue16684.json'
----
00000000000000000000000000000000	VARCHAR

statement ok
copy (select '00000000-0000-0000-0000-000000000000' id) to '__TEST_DIR__/issue16684.json'

# if we add hyphens we get a uuid
query II
select id, typeof(id) from '__TEST_DIR__/issue16684.json'
----
00000000-0000-0000-0000-000000000000	UUID