Hello, ruan_h!

Sunday, September 30, 2012, 8:09:27 AM, you wrote:

r> Oldest transaction 1
r> Oldest active 2
r> Oldest snapshot 2
r> Next transaction 3

this is the most normal transaction state.

OIT+1 = OST = OAT = Next -1

r> What does OIT = 1 mean here?
r> I then run a few transactions in one connection and commit them
r> all, but in the stats, OAT still = OIT + 1.

read this article:

http://www.ibase.ru/devinfo/summary_en.htm

--
Dmitry Kuzmenko, www.ib-aid.com