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99 lines
1.7 KiB
Plaintext
99 lines
1.7 KiB
Plaintext
-- { echoOn }
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SET allow_experimental_analyzer = 1;
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WITH RECURSIVE recursive_cte AS (SELECT 1 AS n UNION ALL SELECT n + 1 FROM recursive_cte WHERE n < 10)
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SELECT n FROM recursive_cte;
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SELECT '--';
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--
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WITH RECURSIVE recursive_cte AS (SELECT toUInt8(1) AS n UNION ALL SELECT toUInt8(n + 1) FROM recursive_cte WHERE n < 10)
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SELECT n FROM recursive_cte;
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SELECT '--';
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--
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WITH RECURSIVE recursive_cte AS (SELECT toUInt16(1) AS n UNION ALL SELECT toUInt8(n + 1) FROM recursive_cte WHERE n < 10)
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SELECT n FROM recursive_cte;
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SELECT '--';
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--
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WITH RECURSIVE recursive_cte AS (SELECT materialize(toUInt16(1)) AS n UNION ALL SELECT toUInt8(n + 1) FROM recursive_cte WHERE n < 10)
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SELECT n FROM recursive_cte;
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SELECT '--';
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--
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WITH RECURSIVE recursive_cte AS (SELECT toUInt16(1) AS n UNION ALL SELECT materialize(toUInt8(n + 1)) FROM recursive_cte WHERE n < 10)
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SELECT n FROM recursive_cte;
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SELECT '--';
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--
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WITH RECURSIVE recursive_cte AS (SELECT toUInt16(1) AS n, '1' AS concat UNION ALL SELECT materialize(toUInt8(n + 1)), concat || toString(n + 1) FROM recursive_cte WHERE n < 10)
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SELECT n, concat FROM recursive_cte;
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1 1
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2 12
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3 123
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4 1234
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5 12345
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6 123456
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7 1234567
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8 12345678
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9 123456789
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10 12345678910
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SELECT '--';
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--
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WITH RECURSIVE recursive_cte AS (SELECT 1 AS n UNION ALL SELECT n + 1 FROM recursive_cte)
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SELECT n FROM recursive_cte LIMIT 5;
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SELECT '--';
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--
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WITH RECURSIVE recursive_cte AS (SELECT materialize(toUInt8(1)) AS n UNION ALL SELECT materialize(toUInt8(n + 1)) FROM recursive_cte WHERE n < 10)
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SELECT n FROM recursive_cte FORMAT Null SETTINGS max_recursive_cte_evaluation_depth = 5; -- { serverError TOO_DEEP_RECURSION }
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