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11 lines
329 B
MySQL
11 lines
329 B
MySQL
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select isConstant(1);
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select isConstant([1]);
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select isConstant(arrayJoin([1]));
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SELECT isConstant((SELECT 1));
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SELECT isConstant(x) FROM (SELECT 1 x);
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SELECT '---';
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SELECT isConstant(x) FROM (SELECT 1 x UNION ALL SELECT 2);
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SELECT '---';
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select isConstant(); -- { serverError 42 }
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select isConstant(1, 2); -- { serverError 42 }
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