2021-06-15 09:52:34 +00:00
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drop table if exists tab;
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create table tab (x LowCardinality(String)) engine = MergeTree order by tuple();
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insert into tab values ('a'), ('bb'), ('a'), ('cc');
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select count() as c, x in ('a', 'bb') as g from tab group by g order by c;
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drop table if exists tab;
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2022-12-22 08:33:16 +00:00
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-- https://github.com/ClickHouse/ClickHouse/issues/44503
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CREATE TABLE test(key Int32) ENGINE = MergeTree ORDER BY (key);
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insert into test select intDiv(number,100) from numbers(10000000);
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SELECT COUNT() FROM test WHERE key <= 100000 AND (NOT (toLowCardinality('') IN (SELECT '')));
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