mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-28 18:42:26 +00:00
19 lines
682 B
SQL
19 lines
682 B
SQL
drop table if exists source;
|
|
drop table if exists target1;
|
|
drop table if exists target2;
|
|
drop table if exists v_heavy;
|
|
|
|
|
|
create table source(type String) engine=MergeTree order by type;
|
|
|
|
create view v_heavy as
|
|
with nums as (select number from numbers(1e5))
|
|
select count(*) n from (select number from numbers(1e5) n1 cross join nums);
|
|
|
|
create table target1(type String) engine=MergeTree order by type;
|
|
create table target2(type String) engine=MergeTree order by type;
|
|
|
|
set max_execution_time=2;
|
|
-- we should not execute scalar subquery here
|
|
create materialized view vm_target2 to target2 as select * from source where type='two' and (select sum(sleepEachRow(0.1)) from numbers(30));
|