mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-22 23:52:03 +00:00
20 lines
553 B
SQL
20 lines
553 B
SQL
drop table if exists nums_in_mem;
|
|
drop table if exists nums_in_mem_dist;
|
|
|
|
create table nums_in_mem(v UInt64) engine=Memory;
|
|
insert into nums_in_mem select * from system.numbers limit 1000000;
|
|
|
|
create table nums_in_mem_dist as nums_in_mem engine=Distributed('test_shard_localhost', currentDatabase(), nums_in_mem);
|
|
|
|
set prefer_localhost_replica = 0;
|
|
set max_rows_to_read = 100;
|
|
|
|
select
|
|
count()
|
|
/
|
|
(select count() from nums_in_mem_dist where rand() > 0)
|
|
from system.one; -- { serverError 158 }
|
|
|
|
drop table nums_in_mem;
|
|
drop table nums_in_mem_dist;
|