> Bruce Momjian <pgman@candle.pha.pa.us> writes:
> > ... Maybe he has coded that in there.
>
> Maybe so, but he didn't say. That's why I was asking for exact
> documentation.
As you can see from the source code, it just use
HeapTupleSatisfiesNow(). I wrote this function for the admin
use. He/she should know if active transactions are touching the table,
I think. But more precise guess might be interesting for some cases.
--
Tatsuo Ishii