= Migration Costs =

== Schema Migration ==

 * Object-oriented logic ("manager", "holder", etc...) to table-like or key-value paradigm;
   - `badgeTemplateManager` -> `badgeConfig` ...
   - Class logic has to be either abstracted (ORM?) or changed.

=== Event ===

==== Simple ====

 * id (str)
 * title (str)
 * created (datetime)
 * modified (datetime)
 * description (str)
 * start_date (datetime)
 * end_date (datetime)
 * timezone (str)
 * screen_start_date (datetime)
 * screen_end_date (datetime)
 * contact_info (str)
 * programDescription
 * owner(s)
 * logo (str)
 * contribTypes (dict)
 * sessionCoordinatorRights (list)
 * registrants (dict)
 * bookings (dict)
 * accessKey (str)
 * modifKey (str)
 * closed (bool)
 * visibility (int)
 * sections (list)
 * enableSessionSlots (bool)
 * enableSessions (bool)
 * autoSolveConflicts (bool)
 * keywords (str)
 * orgText (str)
 * comments (str)
 * shortTag (str)

==== Complex ====

 * chairs (list)
 * sessions (list)
 * contributions (list)
 * program (list)
 * accessController (?)
 * materials (dict)
 * schedule (?)
 * alarms (dict)
 * abstractMgr (?)
 * trackCoordinators (?)
 * supportInfo (?)
 * authorIndex (?)
 * speakerIndex (?)
 * primAuthIdx (?)
 * sessionCoordinators (?)
 * submitterIdx (?)
 * boaConfig (?)
 * registrationForm (?)
 * evaluations (list)
 * pendingQueuesMgr (?)
 * participation (?)
 * logHandler (?)
 * reportNumberHolder (?)
 * badgeTemplateManager (?)
 * posterTemplateManager (?)
 * confPaperReview (?)
 * confAbstractReview (?)
 * CSBookingManager (?)

==== Really needed? ====

 * chairmanText?
 * places?
 * rooms?
 * chairGen?
 * sessionGenerator?
 * contribGenerator
 * materialGenerator?
 * alarmCounter?
 * contribTypeGenerator?
 * evalutationCounter?
 * registrantGenerator?
 * paper, slides, video, poster, minutes?
 * observers?