“…In this paper, we briefly describe some database recovery protocols proposed in the literature [21,19,22,8,3,20,5,7] and surveyed in [14] emphasizing how they face the amnesia phenomenon. This study also gives special importance to the database replication protocols they are designed for, because as it was depicted in [14], the recovery protocols are very dependent from the characteristics of the replication protocols used, and the information that these replication protocols store.…”