Re: Tupple statistics function - Mailing list pgsql-hackers

From Tatsuo Ishii
Subject Re: Tupple statistics function
Date
Msg-id 20010922150333R.t-ishii@sra.co.jp
Whole thread Raw
In response to Re: Tupple statistics function  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-hackers
> 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


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