ClickHouse/tests/queries/0_stateless/01455_duplicate_distinct_optimization.reference
2020-08-20 20:04:42 +03:00

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SELECT DISTINCT number
FROM numbers(1)
SELECT number
FROM
(
SELECT DISTINCT number
FROM numbers(1)
)
SELECT DISTINCT number * 2
FROM
(
SELECT DISTINCT
number * 2,
number
FROM numbers(1)
)
SELECT number
FROM
(
SELECT DISTINCT number * 2 AS number
FROM numbers(1)
)
SELECT
b,
a
FROM
(
SELECT DISTINCT
number % 2 AS a,
number % 3 AS b
FROM numbers(100)
)
SELECT DISTINCT a
FROM
(
SELECT DISTINCT
number % 2 AS a,
number % 3 AS b
FROM numbers(100)
)
SELECT a
FROM
(
SELECT DISTINCT a
FROM
(
SELECT DISTINCT
number % 2 AS a,
number % 3 AS b
FROM numbers(100)
)
)
SELECT DISTINCT a
FROM
(
SELECT
a,
b
FROM
(
SELECT DISTINCT
number % 2 AS a,
number % 3 AS b
FROM numbers(100)
)
)
SELECT
a,
b
FROM
(
SELECT
b,
a
FROM
(
SELECT DISTINCT
number AS a,
number AS b
FROM numbers(1)
)
)
SELECT
a,
b
FROM
(
SELECT
b,
a,
a + b
FROM
(
SELECT DISTINCT
number % 2 AS a,
number % 3 AS b
FROM numbers(100)
)
)
SELECT DISTINCT number
FROM
(
SELECT DISTINCT number
FROM numbers(1)
) AS t1
CROSS JOIN numbers(2) AS t2
SELECT number
FROM
(
SELECT DISTINCT number
FROM numbers(1) AS t1
CROSS JOIN numbers(2) AS t2
)
SELECT DISTINCT number
FROM
(
SELECT DISTINCT number
FROM numbers(1)
UNION ALL
SELECT DISTINCT number
FROM numbers(2)
)
0
1