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41 lines
1.3 KiB
SQL
41 lines
1.3 KiB
SQL
SELECT avg(arrayJoin([NULL]));
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SELECT avg(arrayJoin([NULL, 1]));
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SELECT avg(arrayJoin([NULL, 1, 2]));
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SELECT quantileExactWeighted(0.5)(x, y) FROM
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(
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SELECT CAST(NULL AS Nullable(UInt8)) AS x, CAST(1 AS Nullable(UInt8)) AS y
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UNION ALL
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SELECT CAST(2 AS Nullable(UInt8)) AS x, CAST(NULL AS Nullable(UInt8)) AS y
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);
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SELECT quantileExactWeighted(0.5)(x, y) FROM
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(
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SELECT CAST(1 AS Nullable(UInt8)) AS x, CAST(0 AS Nullable(UInt8)) AS y
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UNION ALL
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SELECT CAST(NULL AS Nullable(UInt8)) AS x, CAST(1 AS Nullable(UInt8)) AS y
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UNION ALL
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SELECT CAST(2 AS Nullable(UInt8)) AS x, CAST(NULL AS Nullable(UInt8)) AS y
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UNION ALL
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SELECT CAST(number AS Nullable(UInt8)) AS x, CAST(number AS Nullable(UInt8)) AS y FROM system.numbers LIMIT 10
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);
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SELECT quantileExactWeighted(0.5)(x, y) FROM
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(
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SELECT CAST(NULL AS Nullable(UInt8)) AS x, 1 AS y
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UNION ALL
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SELECT CAST(2 AS Nullable(UInt8)) AS x, 1 AS y
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);
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SELECT quantileExactWeighted(0.5)(x, y) FROM
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(
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SELECT CAST(NULL AS Nullable(UInt8)) AS x, 1 AS y
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);
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SELECT
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sum(1 + CAST(dummy AS Nullable(UInt8))) AS res1, toTypeName(res1) AS t1,
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sum(1 + nullIf(dummy, 0)) AS res2, toTypeName(res2) AS t2
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FROM remote('127.0.0.{2,3}', system.one);
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SELECT CAST(NULL AS Nullable(UInt64)) FROM system.numbers LIMIT 2
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