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6 lines
300 B
SQL
6 lines
300 B
SQL
drop table if exists one_table;
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create table one_table (date Date, one UInt64) engine = MergeTree(date, (date, one), 8192);
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insert into one_table select today(), toUInt64(1) from system.numbers limit 100000;
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SET preferred_block_size_bytes = 8192;
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select isNull(one) from one_table where isNull(one);
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