mirror of
https://github.com/ClickHouse/ClickHouse.git
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88 lines
2.6 KiB
MySQL
88 lines
2.6 KiB
MySQL
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SET partial_merge_join = 1;
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SELECT count(1), uniqExact(1) FROM (
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SELECT materialize(1) as k FROM numbers(1)
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JOIN (SELECT materialize(1) AS k, number n FROM numbers(100000)) j
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USING k);
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SELECT count(1), uniqExact(1) FROM (
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SELECT materialize(1) as k FROM numbers(1)
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JOIN (SELECT 1 AS k, number n FROM numbers(100000)) j
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USING k);
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SELECT count(1), uniqExact(1) FROM (
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SELECT 1 as k FROM numbers(1)
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JOIN (SELECT materialize(1) AS k, number n FROM numbers(100000)) j
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USING k);
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SELECT count(1), uniqExact(1) FROM (
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SELECT 1 as k FROM numbers(1)
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JOIN (SELECT 1 AS k, number n FROM numbers(100000)) j
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USING k);
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SELECT 'first nullable';
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SELECT count(1), uniqExact(1) FROM (
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SELECT materialize(toNullable(1)) as k FROM numbers(1)
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JOIN (SELECT materialize(1) AS k, number n FROM numbers(100000)) j
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USING k);
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SELECT count(1), uniqExact(1) FROM (
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SELECT materialize(toNullable(1)) as k FROM numbers(1)
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JOIN (SELECT 1 AS k, number n FROM numbers(100000)) j
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USING k);
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SELECT count(1), uniqExact(1) FROM (
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SELECT toNullable(1) as k FROM numbers(1)
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JOIN (SELECT materialize(1) AS k, number n FROM numbers(100000)) j
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USING k);
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SELECT count(1), uniqExact(1) FROM (
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SELECT toNullable(1) as k FROM numbers(1)
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JOIN (SELECT 1 AS k, number n FROM numbers(100000)) j
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USING k);
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SELECT 'second nullable';
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SELECT count(1), uniqExact(1) FROM (
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SELECT materialize(1) as k FROM numbers(1)
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JOIN (SELECT materialize(toNullable(1)) AS k, number n FROM numbers(100000)) j
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USING k);
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SELECT count(1), uniqExact(1) FROM (
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SELECT materialize(1) as k FROM numbers(1)
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JOIN (SELECT toNullable(1) AS k, number n FROM numbers(100000)) j
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USING k);
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SELECT count(1), uniqExact(1) FROM (
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SELECT 1 as k FROM numbers(1)
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JOIN (SELECT materialize(toNullable(1)) AS k, number n FROM numbers(100000)) j
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USING k);
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SELECT count(1), uniqExact(1) FROM (
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SELECT 1 as k FROM numbers(1)
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JOIN (SELECT toNullable(1) AS k, number n FROM numbers(100000)) j
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USING k);
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SELECT 'both nullable';
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SELECT count(1), uniqExact(1) FROM (
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SELECT materialize(toNullable(1)) as k FROM numbers(1)
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JOIN (SELECT materialize(toNullable(1)) AS k, number n FROM numbers(100000)) j
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USING k);
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SELECT count(1), uniqExact(1) FROM (
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SELECT materialize(toNullable(1)) as k FROM numbers(1)
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JOIN (SELECT toNullable(1) AS k, number n FROM numbers(100000)) j
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USING k);
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SELECT count(1), uniqExact(1) FROM (
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SELECT toNullable(1) as k FROM numbers(1)
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JOIN (SELECT materialize(toNullable(1)) AS k, number n FROM numbers(100000)) j
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USING k);
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SELECT count(1), uniqExact(1) FROM (
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SELECT toNullable(1) as k FROM numbers(1)
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JOIN (SELECT toNullable(1) AS k, number n FROM numbers(100000)) j
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USING k);
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