mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-12-16 19:32:07 +00:00
19 lines
638 B
SQL
19 lines
638 B
SQL
-- Tags: no-parallel
|
|
|
|
drop table if exists ttl;
|
|
|
|
create table ttl (d Date, a Int) engine = MergeTree order by a partition by toDayOfMonth(d) settings remove_empty_parts = 0;
|
|
insert into ttl values (toDateTime('2000-10-10 00:00:00'), 1);
|
|
insert into ttl values (toDateTime('2000-10-10 00:00:00'), 2);
|
|
insert into ttl values (toDateTime('2100-10-10 00:00:00'), 3);
|
|
insert into ttl values (toDateTime('2100-10-10 00:00:00'), 4);
|
|
|
|
alter table ttl modify ttl d + interval 1 day;
|
|
|
|
select sleep(1) format Null; -- wait if very fast merge happen
|
|
optimize table ttl partition 10 final;
|
|
|
|
select * from ttl order by d, a;
|
|
|
|
drop table if exists ttl;
|