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57 lines
1.7 KiB
SQL
57 lines
1.7 KiB
SQL
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-- Test simple logic over smaller batch of columns
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SELECT
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-- x1, x2, x3, x4,
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xor(x1, x2, x3, x4) AS xor1,
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xor(xor(x1, x2), xor(x3, x4)) AS xor2,
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or(x1, x2, x3, x4) AS or1,
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or(x1 or x2, x3 or x4) AS or2,
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and(x1, x2, x3, x4) AS and1,
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and(x1 and x2, x3 and x4) AS and2
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FROM (
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SELECT
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toUInt8(number % 2) AS x1,
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toUInt8(number / 2 % 2) AS x2,
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toUInt8(number / 4 % 2) AS x3,
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toUInt8(number / 8 % 2) AS x4
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FROM numbers(16)
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)
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WHERE
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xor1 != xor2 OR (and1 != and2 OR or1 != or2)
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;
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-- Test simple logic over multiple batches of columns (currently batch spans over 10 columns)
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SELECT
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-- x1, x2, x3, x4, x5, x6, x7, x8, x9, x10, x11,
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xor(x1, x2, x3, x4, x5, x6, x7, x8, x9, x10, x11) AS xor1,
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xor(x1, xor(xor(xor(x2, x3), xor(x4, x5)), xor(xor(x6, x7), xor(x8, xor(x9, xor(x10, x11)))))) AS xor2,
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or(x1, x2, x3, x4, x5, x6, x7, x8, x9, x10, x11) AS or1,
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or(x1, or(or(or(x2, x3), or(x4, x5)), or(or(x6, x7), or(x8, or(x9, or(x10, x11)))))) AS or2,
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and(x1, x2, x3, x4, x5, x6, x7, x8, x9, x10, x11) AS and1,
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and(x1, and((x2 and x3) and (x4 and x5), (x6 and x7) and (x8 and (x9 and (x10 and x11))))) AS and2
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FROM (
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SELECT
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toUInt8(number % 2) AS x1,
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toUInt8(number / 2 % 2) AS x2,
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toUInt8(number / 4 % 2) AS x3,
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toUInt8(number / 8 % 2) AS x4,
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toUInt8(number / 16 % 2) AS x5,
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toUInt8(number / 32 % 2) AS x6,
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toUInt8(number / 64 % 2) AS x7,
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toUInt8(number / 128 % 2) AS x8,
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toUInt8(number / 256 % 2) AS x9,
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toUInt8(number / 512 % 2) AS x10,
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toUInt8(number / 1024 % 2) AS x11
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FROM numbers(2048)
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)
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WHERE
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xor1 != xor2 OR (and1 != and2 OR or1 != or2)
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;
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SELECT 'OK';
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