ClickHouse/tests/queries/0_stateless/00552_logical_functions_simple.sql

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2020-01-18 20:35:12 +00:00
-- Test simple logic over smaller batch of columns
SELECT
-- x1, x2, x3, x4,
xor(x1, x2, x3, x4) AS xor1,
xor(xor(x1, x2), xor(x3, x4)) AS xor2,
or(x1, x2, x3, x4) AS or1,
or(x1 or x2, x3 or x4) AS or2,
and(x1, x2, x3, x4) AS and1,
and(x1 and x2, x3 and x4) AS and2
FROM (
SELECT
toUInt8(number % 2) AS x1,
toUInt8(number / 2 % 2) AS x2,
toUInt8(number / 4 % 2) AS x3,
toUInt8(number / 8 % 2) AS x4
FROM numbers(16)
)
WHERE
xor1 != xor2 OR (and1 != and2 OR or1 != or2)
;
-- Test simple logic over multiple batches of columns (currently batch spans over 10 columns)
SELECT
-- x1, x2, x3, x4, x5, x6, x7, x8, x9, x10, x11,
xor(x1, x2, x3, x4, x5, x6, x7, x8, x9, x10, x11) AS xor1,
xor(x1, xor(xor(xor(x2, x3), xor(x4, x5)), xor(xor(x6, x7), xor(x8, xor(x9, xor(x10, x11)))))) AS xor2,
or(x1, x2, x3, x4, x5, x6, x7, x8, x9, x10, x11) AS or1,
or(x1, or(or(or(x2, x3), or(x4, x5)), or(or(x6, x7), or(x8, or(x9, or(x10, x11)))))) AS or2,
and(x1, x2, x3, x4, x5, x6, x7, x8, x9, x10, x11) AS and1,
and(x1, and((x2 and x3) and (x4 and x5), (x6 and x7) and (x8 and (x9 and (x10 and x11))))) AS and2
FROM (
SELECT
toUInt8(number % 2) AS x1,
toUInt8(number / 2 % 2) AS x2,
toUInt8(number / 4 % 2) AS x3,
toUInt8(number / 8 % 2) AS x4,
toUInt8(number / 16 % 2) AS x5,
toUInt8(number / 32 % 2) AS x6,
toUInt8(number / 64 % 2) AS x7,
toUInt8(number / 128 % 2) AS x8,
toUInt8(number / 256 % 2) AS x9,
toUInt8(number / 512 % 2) AS x10,
toUInt8(number / 1024 % 2) AS x11
FROM numbers(2048)
)
WHERE
xor1 != xor2 OR (and1 != and2 OR or1 != or2)
;
2020-01-18 20:45:41 +00:00
SELECT 'OK';