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Merging upstream version 17.7.0.

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Signed-off-by: Daniel Baumann <daniel@debian.org>
This commit is contained in:
Daniel Baumann 2025-02-13 20:46:55 +01:00
parent 87252470ef
commit 137902868c
Signed by: daniel
GPG key ID: FBB4F0E80A80222F
93 changed files with 41580 additions and 39040 deletions
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21
tests/test_optimizer.py
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@ -427,6 +427,27 @@ FROM READ_CSV('tests/fixtures/optimizer/tpc-h/nation.csv.gz', 'delimiter', '|')
{"s.b"},
)
# Check that parentheses don't introduce a new scope unless an alias is attached
sql = "SELECT * FROM (((SELECT * FROM (t1 JOIN t2) AS t3) JOIN (SELECT * FROM t4)))"
expression = parse_one(sql)
for scopes in traverse_scope(expression), list(build_scope(expression).traverse()):
self.assertEqual(len(scopes), 4)
self.assertEqual(scopes[0].expression.sql(), "t1, t2")
self.assertEqual(set(scopes[0].sources), {"t1", "t2"})
self.assertEqual(scopes[1].expression.sql(), "SELECT * FROM (t1, t2) AS t3")
self.assertEqual(set(scopes[1].sources), {"t3"})
self.assertEqual(scopes[2].expression.sql(), "SELECT * FROM t4")
self.assertEqual(set(scopes[2].sources), {"t4"})
self.assertEqual(
scopes[3].expression.sql(),
"SELECT * FROM (((SELECT * FROM (t1, t2) AS t3), (SELECT * FROM t4)))",
)
self.assertEqual(set(scopes[3].sources), {""})
@patch("sqlglot.optimizer.scope.logger")
def test_scope_warning(self, logger):
self.assertEqual(len(traverse_scope(parse_one("WITH q AS (@y) SELECT * FROM q"))), 1)