transaction_updates(-Updates)Unify Updates with a list of database updates that would be
effectuated if the transaction is going to be committed at this stage.
Updates is a list of terms defined below. The elements are
sorted on the change generation, i.e., the order in which the operations
- The given clause will be asserted at the start or end. Note that due to
competing transactions the clause may no longer be the first/last clause
of the predicate.
- The given clause will be removed. This may be due to erase/1,