An SQLEngine proxy that automatically connects when necessary.
Basis for all proxy engines.
Override superclass behaviour.
This method is required to be present as it overrides the compiler method present in sql.Engine.
Override superclass behaviour.
This method is required to be present as it overrides the execute_compiled present in sql.Engine.
Provide proxying for methods that are not otherwise present on this BaseProxyEngine.
Note that methods which are present on the base class sql.Engine will not be proxied through this, and must be explicit on this class.
Engine proxy for lazy and late initialization.
This engine will delegate access to a real engine set with connect().