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Diffstat (limited to 'lib/sqlalchemy/sql/expression.py')
| -rw-r--r-- | lib/sqlalchemy/sql/expression.py | 20 |
1 files changed, 11 insertions, 9 deletions
diff --git a/lib/sqlalchemy/sql/expression.py b/lib/sqlalchemy/sql/expression.py index 1b1cfee8a..70d5f13fc 100644 --- a/lib/sqlalchemy/sql/expression.py +++ b/lib/sqlalchemy/sql/expression.py @@ -1852,17 +1852,19 @@ class ColumnElement(ClauseElement, _CompareMixin): descending selectable. """ - - if name: - co = ColumnClause(name, selectable, type_=getattr(self, - 'type', None)) + if name is None: + name = self.anon_label + # TODO: may want to change this to anon_label, + # or some value that is more useful than the + # compiled form of the expression + key = str(self) else: - name = str(self) - co = ColumnClause(self.anon_label, selectable, - type_=getattr(self, 'type', None)) - + key = name + + co = ColumnClause(name, selectable, type_=getattr(self, + 'type', None)) co.proxies = [self] - selectable.columns[name] = co + selectable.columns[key] = co return co def compare(self, other, use_proxies=False, equivalents=None, **kw): |