diff options
Diffstat (limited to 'tests/fixtures/optimizer/merge_subqueries.sql')
-rw-r--r-- | tests/fixtures/optimizer/merge_subqueries.sql | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/tests/fixtures/optimizer/merge_subqueries.sql b/tests/fixtures/optimizer/merge_subqueries.sql index eec8a73..7fc4b25 100644 --- a/tests/fixtures/optimizer/merge_subqueries.sql +++ b/tests/fixtures/optimizer/merge_subqueries.sql @@ -411,3 +411,20 @@ FROM ( ON _q_0.a = y.b ); SELECT y.b AS b FROM (x AS x JOIN y AS y ON x.a = y.b); + +# title: merge cte into subquery with overlapping alias +WITH q AS ( + SELECT + y.b AS a + FROM y AS y +) +SELECT + q.a AS a +FROM x AS q +WHERE + q.a IN ( + SELECT + q.a AS a + FROM q AS q + ); +SELECT q.a AS a FROM x AS q WHERE q.a IN (SELECT y.b AS a FROM y AS y);
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