"Pavel Stehule" <pavel(dot)stehule(at)hotmail(dot)com> writes:
> Is possible make transaction commit trigger without patching code now?
You can get pretty close with a deferred trigger. I don't think
there's any way to have a guaranteed "at commit" trigger --- as soon
as (1) there are two of them and (2) one can get an error, the
transaction could fail after running an alleged "at commit" trigger.
regards, tom lane