| Possible values |  |
| Yes If a new revision is created during engineering, and a relationship already exists between the engineering item and an item, the existing (effective) revision number is removed and replaced by the new revision number. Freeze If a new revision is created during engineering, and a relationship already exists between the engineering item and an item, the existing (effective) revision number stays the same, and is not changed. In other words, the revision number of the new revision will not replace the existing revision number. Break If a new revision is created during engineering, and a relationship already exists between the engineering item and an item, the existing (effective) revision number is removed. The removed revision number is not replaced by the new revision number, which means that no revision number is displayed anymore. |