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|
PRAGMA PositionalUnionAll;
SELECT
*
FROM (
VALUES
(1),
(1),
(2),
(NULL),
(NULL)
) AS t (
x
)
INTERSECT DISTINCT
SELECT
*
FROM (
VALUES
(1),
(1),
(NULL),
(NULL)
) AS t (
x
);
SELECT
*
FROM (
VALUES
(1, NULL),
(1, NULL),
(NULL, 2),
(NULL, NULL),
(NULL, NULL)
) AS t (
x,
y
)
INTERSECT DISTINCT
SELECT
*
FROM (
VALUES
(1, NULL),
(1, NULL),
(NULL, NULL),
(NULL, NULL)
) AS t (
w,
z
);
SELECT
*
FROM (
VALUES
(1, NULL),
(1, NULL),
(NULL, 2),
(NULL, NULL),
(NULL, NULL)
) AS t (
x,
y
)
INTERSECT DISTINCT
SELECT
*
FROM (
VALUES
(1, NULL),
(1, NULL),
(NULL, NULL),
(NULL, NULL)
) AS t (
y,
x
);
|
