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6 lines
236 B
SQL
6 lines
236 B
SQL
drop table if exists data_02021;
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create table data_02021 (key Int) engine=MergeTree() order by key;
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insert into data_02021 values (1);
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select count() from data_02021 prewhere 1 or ignore(key) where ignore(key)=0;
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drop table data_02021;
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