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Diffstat (limited to 'lib/sqlalchemy/sql/base.py')
| -rw-r--r-- | lib/sqlalchemy/sql/base.py | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/sqlalchemy/sql/base.py b/lib/sqlalchemy/sql/base.py index 59f30ed69..28f324ad9 100644 --- a/lib/sqlalchemy/sql/base.py +++ b/lib/sqlalchemy/sql/base.py @@ -489,6 +489,9 @@ class ColumnCollection(util.OrderedProperties): for this dictionary. """ + if not column.key: + raise exc.ArgumentError( + "Can't add unnamed column to column collection") self[column.key] = column def __delitem__(self, key): |