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Merging upstream version 10.6.3.

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Signed-off-by: Daniel Baumann <daniel@debian.org>
This commit is contained in:
Daniel Baumann 2025-02-13 15:09:58 +01:00
parent d03a55eda6
commit ece6881255
Signed by: daniel
GPG key ID: FBB4F0E80A80222F
48 changed files with 906 additions and 266 deletions
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4
tests/fixtures/optimizer/eliminate_subqueries.sql vendored
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@ -50,6 +50,10 @@ WITH cte AS (SELECT 1 AS x, 2 AS y) SELECT cte.x AS x, cte.y AS y FROM cte AS ct
(SELECT a FROM (SELECT b FROM x)) UNION (SELECT a FROM (SELECT b FROM y));
WITH cte AS (SELECT b FROM x), cte_2 AS (SELECT a FROM cte AS cte), cte_3 AS (SELECT b FROM y), cte_4 AS (SELECT a FROM cte_3 AS cte_3) (SELECT cte_2.a AS a FROM cte_2 AS cte_2) UNION (SELECT cte_4.a AS a FROM cte_4 AS cte_4);
-- Three unions
SELECT a FROM x UNION ALL SELECT a FROM y UNION ALL SELECT a FROM z;
WITH cte AS (SELECT a FROM x), cte_2 AS (SELECT a FROM y), cte_3 AS (SELECT a FROM z), cte_4 AS (SELECT cte_2.a AS a FROM cte_2 AS cte_2 UNION ALL SELECT cte_3.a AS a FROM cte_3 AS cte_3) SELECT cte.a AS a FROM cte AS cte UNION ALL SELECT cte_4.a AS a FROM cte_4 AS cte_4;
-- Subquery
SELECT a FROM x WHERE b = (SELECT y.c FROM y);
SELECT a FROM x WHERE b = (SELECT y.c FROM y);