elixir usage

http://blog.quibb.org/2009/05/starting-python-elixir-and-sqlite/

sqlalchemy doc:

http://www.sqlalchemy.org/docs/ormtutorial.html#querying

another project named storm which from coorpoaraion build ubuntu 

https://storm.canonical.com/Tutorial

https://storm.canonical.com/Tutorial

sqlalchemy pagnate

http://pythonguy.wordpress.com/2007/07/27/sqlalchemy-rocks/

SQLALCHEMY_DATABASE_URI

The database URI that should be used for the connection. Examples:

• sqlite:////tmp/test.db
• mysql://username:password@server/db

http://packages.python.org/Flask-SQLAlchemy/