mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-25 09:02:00 +00:00
14 lines
754 B
SQL
14 lines
754 B
SQL
drop table if exists `table_00609`;
|
|
create table `table_00609` (key UInt64, val UInt64) engine = MergeTree order by key settings index_granularity=8192;
|
|
insert into `table_00609` select number, number / 8192 from system.numbers limit 100000;
|
|
alter table `table_00609` add column def UInt64 default val + 1;
|
|
select * from `table_00609` prewhere val > 2 format Null;
|
|
|
|
drop table if exists `table_00609`;
|
|
create table `table_00609` (key UInt64, val UInt64) engine = MergeTree order by key settings index_granularity=8192;
|
|
insert into `table_00609` select number, number / 8192 from system.numbers limit 100000;
|
|
alter table `table_00609` add column def UInt64;
|
|
select * from `table_00609` prewhere val > 2 format Null;
|
|
|
|
drop table if exists `table_00609`;
|