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/
