from sqlalchemy.engine import default
from sqlalchemy.util import jython
from sqlalchemy.util.compat import decimal
+from sqlalchemy.testing.schema import Table, Column
import datetime
import os
PrimaryKeyConstraint, DateTime, tuple_, Float, BigInteger, \
func, literal_column, literal, bindparam, cast, extract, \
SmallInteger, Enum, REAL, update, insert, Index, delete, \
- and_, Date, TypeDecorator, Time, Unicode, Interval
+ and_, Date, TypeDecorator, Time, Unicode, Interval, or_
from sqlalchemy.orm import Session, mapper, aliased
from sqlalchemy import exc, schema, types
from sqlalchemy.dialects.postgresql import base as postgresql