drop table if exists ttl_00933_2; create table ttl_00933_2 (d DateTime, a Int default 111 ttl d + interval 1 DAY) engine = MergeTree order by tuple() partition by toDayOfMonth(d); insert into ttl_00933_2 values (toDateTime('2000-10-10 00:00:00'), 1); insert into ttl_00933_2 values (toDateTime('2000-10-10 00:00:00'), 2); insert into ttl_00933_2 values (toDateTime('2100-10-10 00:00:00'), 3); insert into ttl_00933_2 values (toDateTime('2100-10-10 00:00:00'), 4); select sleep(0.7) format Null; -- wait if very fast merge happen optimize table ttl_00933_2 final; select a from ttl_00933_2 order by a; drop table if exists ttl_00933_2; create table ttl_00933_2 (d DateTime, a Int, b default a * 2 ttl d + interval 1 DAY) engine = MergeTree order by tuple() partition by toDayOfMonth(d); insert into ttl_00933_2 values (toDateTime('2000-10-10 00:00:00'), 1, 100); insert into ttl_00933_2 values (toDateTime('2000-10-10 00:00:00'), 2, 200); insert into ttl_00933_2 values (toDateTime('2100-10-10 00:00:00'), 3, 300); insert into ttl_00933_2 values (toDateTime('2100-10-10 00:00:00'), 4, 400); select sleep(0.7) format Null; -- wait if very fast merge happen optimize table ttl_00933_2 final; select a, b from ttl_00933_2 order by a; drop table if exists ttl_00933_2; create table ttl_00933_2 (d DateTime, a Int, b default 222 ttl d + interval 1 DAY) engine = MergeTree order by tuple() partition by toDayOfMonth(d); insert into ttl_00933_2 values (toDateTime('2000-10-10 00:00:00'), 1, 5); insert into ttl_00933_2 values (toDateTime('2000-10-10 00:00:00'), 2, 10); insert into ttl_00933_2 values (toDateTime('2100-10-10 00:00:00'), 3, 15); insert into ttl_00933_2 values (toDateTime('2100-10-10 00:00:00'), 4, 20); select sleep(0.7) format Null; -- wait if very fast merge happen optimize table ttl_00933_2 final; select a, b from ttl_00933_2 order by a; drop table if exists ttl_00933_2;