mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-12-20 05:05:38 +00:00
18 lines
726 B
SQL
18 lines
726 B
SQL
set allow_experimental_dynamic_type = 1;
|
|
set allow_suspicious_types_in_group_by = 1;
|
|
set allow_suspicious_types_in_order_by = 1;
|
|
drop table if exists test;
|
|
create table test (d Dynamic(max_types=2)) engine=Memory;
|
|
insert into test values (42), ('Hello'), ([1,2,3]), ('2020-01-01');
|
|
insert into test values ('Hello'), ([1,2,3]), ('2020-01-01'), (42);
|
|
insert into test values ([1,2,3]), ('2020-01-01'), (42), ('Hello');
|
|
insert into test values ('2020-01-01'), (42), ('Hello'), ([1,2,3]);
|
|
insert into test values (42);
|
|
insert into test values ('Hello');
|
|
insert into test values ([1,2,3]);
|
|
insert into test values ('2020-01-01');
|
|
|
|
select uniqExact(d) from test;
|
|
select count(), d from test group by d order by d;
|
|
drop table test;
|