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18 lines
711 B
MySQL
18 lines
711 B
MySQL
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SELECT x FROM (SELECT toNullable(1) AS x) WHERE x;
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SELECT x FROM (SELECT toNullable(0) AS x) WHERE x;
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SELECT x FROM (SELECT NULL AS x) WHERE x;
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SELECT 1 WHERE toNullable(1);
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SELECT 1 WHERE toNullable(0);
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SELECT 1 WHERE NULL;
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SELECT x FROM (SELECT toNullable(materialize(1)) AS x) WHERE x;
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SELECT x FROM (SELECT toNullable(materialize(0)) AS x) WHERE x;
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SELECT x FROM (SELECT materialize(NULL) AS x) WHERE x;
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SELECT materialize('Hello') WHERE toNullable(materialize(1));
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SELECT materialize('Hello') WHERE toNullable(materialize(0));
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SELECT materialize('Hello') WHERE materialize(NULL);
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SELECT x, y FROM (SELECT number % 3 = 0 ? NULL : number AS x, number AS y FROM system.numbers LIMIT 10) WHERE x % 2 != 0;
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