Subject Re: [firebird-support] Sweep interval : OST - OIT OR OST - OAT ?
Author Carlos H. Cantu
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

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.

Firebird Performance in Detail - -