Re: [HACKERS] regression bigtest needs very long time - Mailing list pgsql-hackers

From wieck@debis.com (Jan Wieck)
Subject Re: [HACKERS] regression bigtest needs very long time
Date
Msg-id m10yXHs-0003kvC@orion.SAPserv.Hamburg.dsh.de
Whole thread Raw
In response to Re: [HACKERS] regression bigtest needs very long time  (SAKAIDA <sakaida@psn.co.jp>)
List pgsql-hackers
SAKAIDA wrote:

>
> Bruce Momjian <maillist@candle.pha.pa.us> wrote:
> >
> > > SAKAIDA wrote:
> > >    However, I think that there is no necessity of calculating the
> > > value of 1000 digits in the 'LOG' function.
> > >
> >
> > numeric/decimal is a new type for this release.  I assume this extra
> > processing will be removed once we are sure it works.
>
>    Thank you for your reply. At the next version, I hope that
> 'regression test/bigtest' ends in the short time.
>
>    The patch as an example which I considered is the following.
> If this patch is applied, the processing which requires 1.5 hours
> in the current ends for 5 minutes.

    The  test  was  intended  to  check  the  internal  low level
    functions of  the  NUMERIC  datatype  against  MANY  possible
    values. That's the reason for the high precision resulting in
    this runtime. That was a wanted side effect, not a bug!


Jan

--

#======================================================================#
# It's easier to get forgiveness for being wrong than for being right. #
# Let's break this rule - forgive me.                                  #
#========================================= wieck@debis.com (Jan Wieck) #

pgsql-hackers by date:

Previous
From: Vadim Mikheev
Date:
Subject: Re: [HACKERS] fsynch of pg_log write..
Next
From: SAKAIDA
Date:
Subject: Re: [HACKERS] regression bigtest needs very long time