SQL backends for the various services.
Bases: object
Return a SQLAlchemy engine.
Return a SQLAlchemy sessionmaker using the given engine.
Return a SQLAlchemy session.
Bases: object
Make the model object behave like a dict.
Includes attributes from joins.
Make the model object behave like a dict.
Bases: sqlalchemy.types.TypeDecorator
alias of Text
Bases: object
Ensures that MySQL connections checked out of the pool are alive.
Borrowed from: http://groups.google.com/group/sqlalchemy/msg/a4ce563d802c929f
Error codes caught: * 2006 MySQL server has gone away * 2013 Lost connection to MySQL server during query * 2014 Commands out of sync; you can’t run this command now * 2045 Can’t open shared memory; no answer from server (%lu) * 2055 Lost connection to MySQL server at ‘%s’, system error: %d
from http://dev.mysql.com/doc/refman/5.6/en/error-messages-client.html
Bases: object
Generate the contents of a catalog templates file.