blob: fa3387d5f8f46623b86eff70df3410785248a31d [file] [log] [blame]
"""
This module extends SQLAlchemy and provides additional DDL [#]_
support.
.. [#] SQL Data Definition Language
"""
import re
import warnings
import sqlalchemy
from sqlalchemy import __version__ as _sa_version
warnings.simplefilter('always', DeprecationWarning)
_sa_version = tuple(int(re.match("\d+", x).group(0)) for x in _sa_version.split("."))
SQLA_06 = _sa_version >= (0, 6)
SQLA_07 = _sa_version >= (0, 7)
del re
del _sa_version
from migrate.changeset.schema import *
from migrate.changeset.constraint import *
sqlalchemy.schema.Table.__bases__ += (ChangesetTable, )
sqlalchemy.schema.Column.__bases__ += (ChangesetColumn, )
sqlalchemy.schema.Index.__bases__ += (ChangesetIndex, )
sqlalchemy.schema.DefaultClause.__bases__ += (ChangesetDefaultClause, )