Availability:built-in
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
were performed.
- asserta(+ClauseRef)
- assertz(+ClauseRef)
- 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.
- erased(+ClauseRef)
- The given clause will be removed. This may be due to erase/1,
retract/1
or retractall/1.
