| From: | Alvaro Herrera <alvherre(at)dcc(dot)uchile(dot)cl> |
|---|---|
| To: | "Ed L(dot)" <pgsql(at)bluepolka(dot)net> |
| Cc: | Michael Fuhr <mike(at)fuhr(dot)org>, Scott Marlowe <smarlowe(at)g2switchworks(dot)com>, pgsql-general(at)postgresql(dot)org |
| Subject: | Re: vacuum vs open transactions |
| Date: | 2005-01-13 15:50:29 |
| Message-ID: | 20050113155029.GB20142@dcc.uchile.cl |
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| Thread: | |
| Lists: | pgsql-general |
On Thu, Jan 13, 2005 at 08:45:38AM -0700, Ed L. wrote:
> On Thursday January 13 2005 5:50, Alvaro Herrera wrote:
> > On Wed, Jan 12, 2005 at 11:30:50PM -0700, Michael Fuhr wrote:
> > > On Wed, Jan 12, 2005 at 11:49:12AM -0700, Ed L. wrote:
> > > > Is it possible via SQL query to tell how long a transaction has been
> > > > open?
> > now() returns the current transaction's start time.
>
> That would be perfect if I could see that for transactions other than my
> own.
No, there's no way to know that. Unless, of course, you save it
yourself somewhere at transaction start (though because of isolation,
using a regular table would not help you any. Perhaps some PL's shared
data can help you there.)
--
Alvaro Herrera (<alvherre[(at)]dcc(dot)uchile(dot)cl>)
Este mail se entrega garantizadamente 100% libre de sarcasmo.
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