On 15.12.2010 10:01, Diego San Esteban wrote:
Greetings,
How is itpossible to implement a "rollback"in theKB?
Suppose that when retracting a fact,I want toundo the changes made.
A very simple, yet effective solution would be to exclusively use
insertLogical(). No updates to facts which are already asserted, no
normal "insert".
Best regards
Ansgar