analysis_meta = Table('analysis_meta', metadata,
    Column('meta_id', Integer, primary_key=True),
    Column('analysis_id', Integer, ForeignKey('analysis_data.id'), nullable=False),
    Column('start_time', DateTime, nullable=False),
    Column('rank', Integer),
    Column('created', DateTime, default=func.now()),
)

analysis_data = Table('analysis_data', metadata,
    Column('id', Integer, primary_key=True),
    Column('topic', Unicode(256), nullable=False),
    Column('content', Unicode, nullable=False),
    Column('created', DateTime, default=func.now()),
    Column('updated', DateTime, default=func.now(), onupdate=func.now()),
)

class AnalysisMeta(object):
	def __init__(self, start_time, end_time, ticker_id, rank=1):
		self.start_time = start_time
		self.ticker_id = ticker_id
		self.rank = rank

class Analysis(object):
	def __init__(self, topic, content):
		self.topic = topic
		self.content = content

mapper(AnalysisMeta, analysis_meta)
mapper(Analysis, analysis_data, properties={'meta': relation(AnalysisMeta)})


From shell:
In [23]: s = create_session()

In [24]: q = s.query(Analysis)

In [25]: l = q.options(lazyload('content'))

In [26]: l.selectfirst()
---------------------------------------------------------------------------
exceptions.AttributeError                            Traceback (most recent call last)

/home/ryalaman/stuff/daFinci/<ipython console> 

/usr/lib/python2.4/site-packages/SQLAlchemy-0.3.4-py2.4.egg/sqlalchemy/orm/query.py in selectfirst(self, *args, **params)

/usr/lib/python2.4/site-packages/SQLAlchemy-0.3.4-py2.4.egg/sqlalchemy/orm/query.py in select_whereclause(self, whereclause, params, **kwargs)

/usr/lib/python2.4/site-packages/SQLAlchemy-0.3.4-py2.4.egg/sqlalchemy/orm/query.py in compile(self, whereclause, **kwargs)

/usr/lib/python2.4/site-packages/SQLAlchemy-0.3.4-py2.4.egg/sqlalchemy/orm/interfaces.py in setup(self, querycontext, **kwargs)

/usr/lib/python2.4/site-packages/SQLAlchemy-0.3.4-py2.4.egg/sqlalchemy/orm/interfaces.py in _get_context_strategy(self, context)

/usr/lib/python2.4/site-packages/SQLAlchemy-0.3.4-py2.4.egg/sqlalchemy/orm/interfaces.py in _get_strategy(self, cls)

/usr/lib/python2.4/site-packages/SQLAlchemy-0.3.4-py2.4.egg/sqlalchemy/orm/strategies.py in init(self)

/usr/lib/python2.4/site-packages/SQLAlchemy-0.3.4-py2.4.egg/sqlalchemy/orm/strategies.py in init(self)

AttributeError: 'ColumnProperty' object has no attribute 'primaryjoin'