mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-10-19 23:10:50 +00:00
7 lines
402 B
SQL
7 lines
402 B
SQL
drop table if exists t_00712_2;
|
|
create table t_00712_2 (date Date, counter UInt64, sampler UInt64, alias_col alias date + 1) engine = MergeTree(date, intHash32(sampler), (counter, date, intHash32(sampler)), 8192);
|
|
insert into t_00712_2 values ('2018-01-01', 1, 1);
|
|
select alias_col from t_00712_2 sample 1 / 2 where date = '2018-01-01' and counter = 1 and sampler = 1;
|
|
drop table if exists t_00712_2;
|
|
|