mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-12-09 07:52:19 +00:00
27 lines
1011 B
SQL
27 lines
1011 B
SQL
drop table if exists t_distinct_limit;
|
|
|
|
create table t_distinct_limit (d Date, id Int64)
|
|
engine = MergeTree partition by toYYYYMM(d) order by d;
|
|
|
|
set max_threads = 10;
|
|
|
|
insert into t_distinct_limit select '2021-12-15', -1 from numbers(1e6);
|
|
insert into t_distinct_limit select '2021-12-15', -1 from numbers(1e6);
|
|
insert into t_distinct_limit select '2021-12-15', -1 from numbers(1e6);
|
|
insert into t_distinct_limit select '2022-12-15', 1 from numbers(1e6);
|
|
insert into t_distinct_limit select '2022-12-15', 1 from numbers(1e6);
|
|
insert into t_distinct_limit select '2022-12-16', 11 from numbers(1);
|
|
insert into t_distinct_limit select '2023-12-16', 12 from numbers(1);
|
|
insert into t_distinct_limit select '2023-12-16', 13 from numbers(1);
|
|
insert into t_distinct_limit select '2023-12-16', 14 from numbers(1);
|
|
|
|
set max_block_size = 1024;
|
|
|
|
select id from
|
|
(
|
|
select distinct id from remote('127.0.0.1,127.0.0.2', currentDatabase(),t_distinct_limit) limit 10
|
|
)
|
|
order by id;
|
|
|
|
drop table if exists t_distinct_limit;
|