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31 lines
1.1 KiB
SQL
31 lines
1.1 KiB
SQL
drop table if exists trunc;
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set default_table_engine='ReplicatedMergeTree';
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create table trunc (n int, primary key n) engine=ReplicatedMergeTree('/test/1166/{database}', '1') partition by n % 10;
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insert into trunc select * from numbers(20);
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select count(), sum(n) from trunc;
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alter table trunc detach partition all;
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select count(), sum(n) from trunc;
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alter table trunc attach partition id '0';
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alter table trunc attach partition id '1';
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alter table trunc attach partition id '2';
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alter table trunc attach partition id '3';
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select count(), sum(n) from trunc;
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truncate trunc;
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select count(), sum(n) from trunc;
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drop table trunc;
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set default_table_engine='MergeTree';
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create table trunc (n int, primary key n) partition by n % 10;
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insert into trunc select * from numbers(20);
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select count(), sum(n) from trunc;
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alter table trunc detach partition all;
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select count(), sum(n) from trunc;
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alter table trunc attach partition id '0';
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alter table trunc attach partition id '1';
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alter table trunc attach partition id '2';
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alter table trunc attach partition id '3';
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select count(), sum(n) from trunc;
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truncate trunc;
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select count(), sum(n) from trunc;
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drop table trunc; |