History
Recent Changes
During the current login session, changes to the model are tracked, including the time of the change, who made it, and a brief description of what was changed. The number of changes listed are limited to the last 100. Changes can be undone and redone in the order in which they occurred, but only by the user that made them.
Change Log
Commands to turn permanent archiving of previous change records as well as removing older change records from the archive is provided. The change archive is stored in a separate database which is not included when the model is copied or exported.
Model History
History provides information on a model including when it was created, and by whom. Changes in Libraries are tracked and reported.