diff options
Diffstat (limited to 'lib/sqlalchemy/sql.py')
| -rw-r--r-- | lib/sqlalchemy/sql.py | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/lib/sqlalchemy/sql.py b/lib/sqlalchemy/sql.py index 479f13a8a..3afaef58e 100644 --- a/lib/sqlalchemy/sql.py +++ b/lib/sqlalchemy/sql.py @@ -3376,6 +3376,18 @@ class Insert(_UpdateBase): else: return () + def _copy_internals(self): + self.parameters = self.parameters.copy() + + def values(self, v): + u = self._clone() + if u.parameters is None: + u.parameters = u._process_colparams(v) + else: + u.parameters = self.parameters.copy() + u.parameters.update(u._process_colparams(v)) + return u + class Update(_UpdateBase): def __init__(self, table, whereclause, values=None): self.table = table @@ -3388,6 +3400,19 @@ class Update(_UpdateBase): else: return () + def _copy_internals(self): + self._whereclause = self._whereclause._clone() + self.parameters = self.parameters.copy() + + def values(self, v): + u = self._clone() + if u.parameters is None: + u.parameters = u._process_colparams(v) + else: + u.parameters = self.parameters.copy() + u.parameters.update(u._process_colparams(v)) + return u + class Delete(_UpdateBase): def __init__(self, table, whereclause): self.table = table @@ -3399,6 +3424,9 @@ class Delete(_UpdateBase): else: return () + def _copy_internals(self): + self._whereclause = self._whereclause._clone() + class _IdentifiedClause(ClauseElement): def __init__(self, ident): self.ident = ident |