686eeb11_s___Audit_trail_for_NHibernate__Description
[Property name] nhibernate.envers.audit_strategy [Default value] NHibernate.Envers.Strategy.DefaultAuditStrategy [Description] 
The audit strategy that should be used when persisting audit data. The default stores only the revision, at which an entity was modified. An alternative, the NHibernate.Envers.Strategy.ValidityAuditStrategy stores both the start revision and the end revision. Together these define when an audit row was valid, hence the name ValidityAuditStrategy.
NHibernate Envers - Audit trail for NHibernate
Description