LastUpdate Element (ASSL)
Contains a read-only timestamp that indicates the last time that the associated Database or any of the major objects that the database contains were altered.
<Database> <!-- or one of the elements that are listed in the Element Relationships table -->
Data type and length
0-1: Optional element that can occur once and only once.
The elements that correspond to the parents of LastUpdate in the Analysis Management Objects (AMO) object model are Dimension.