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Merging upstream version 20.11.0.

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Signed-off-by: Daniel Baumann <daniel@debian.org>
This commit is contained in:
Daniel Baumann 2025-02-13 21:19:58 +01:00
parent 1bce3d0317
commit e71ccc03da
Signed by: daniel
GPG key ID: FBB4F0E80A80222F
141 changed files with 66644 additions and 54334 deletions
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14
sqlglot/optimizer/scope.py
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@ -323,9 +323,14 @@ class Scope:
sources in the current scope.
"""
if self._external_columns is None:
self._external_columns = [
c for c in self.columns if c.table not in self.selected_sources
]
if isinstance(self.expression, exp.Union):
left, right = self.union_scopes
self._external_columns = left.external_columns + right.external_columns
else:
self._external_columns = [
c for c in self.columns if c.table not in self.selected_sources
]
return self._external_columns
@property
@ -477,11 +482,12 @@ def traverse_scope(expression: exp.Expression) -> t.List[Scope]:
Args:
expression (exp.Expression): expression to traverse
Returns:
list[Scope]: scope instances
"""
if isinstance(expression, exp.Unionable) or (
isinstance(expression, exp.DDL) and isinstance(expression.expression, exp.Subqueryable)
isinstance(expression, exp.DDL) and isinstance(expression.expression, exp.Unionable)
):
return list(_traverse_scope(Scope(expression)))