VCS> What is good answer ? FBNews is the correct, and the reasons are explained in that post. A lot of articles (and even books) around are incorrect regarding this subject.
VCS> also what is OIT? isc_info_oldest_transaction or isc_info_oldest_active ? OIT = Oldest Interesting Transaction = the oldest transaction in the database with state <> commit. Carlos Firebird Performance in Detail - http://videos.firebirddevelopersday.com www.firebirdnews.org - www.FireBase.com.br