mirror of
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19 lines
838 B
MySQL
19 lines
838 B
MySQL
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SET cast_keep_nullable = 0;
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SELECT CAST(toNullable(toInt32(0)) AS Int32) as x, toTypeName(x);
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SELECT CAST(toNullable(toInt8(0)) AS Int32) as x, toTypeName(x);
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SET cast_keep_nullable = 1;
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SELECT CAST(toNullable(toInt32(1)) AS Int32) as x, toTypeName(x);
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SELECT CAST(toNullable(toInt8(1)) AS Int32) as x, toTypeName(x);
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SELECT CAST(toNullable(toFloat32(2)), 'Float32') as x, toTypeName(x);
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SELECT CAST(toNullable(toFloat32(2)), 'UInt8') as x, toTypeName(x);
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SELECT CAST(if(1 = 1, toNullable(toInt8(3)), NULL) AS Int32) as x, toTypeName(x);
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SELECT CAST(if(1 = 0, toNullable(toInt8(3)), NULL) AS Int32) as x, toTypeName(x);
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SELECT CAST(a, 'Int32') as x, toTypeName(x) FROM (SELECT materialize(CAST(42, 'Nullable(UInt8)')) AS a);
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SELECT CAST(a, 'Int32') as x, toTypeName(x) FROM (SELECT materialize(CAST(NULL, 'Nullable(UInt8)')) AS a);
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