IO now-a-days, so I agree with something
less than 256. Not sure what would be best though.
I do have a database that has both user-entered information as well as
things like email addresses, so I could do some testing on that if
people want.
--
Decibel!, aka Jim Nasby
On Sun, Jul 29, 2007 at 12:06:50PM +0100, Gregory Stark wrote:
> "Decibel!" <[EMAIL PROTECTED]> writes:
>
> > On Fri, Jul 27, 2007 at 04:07:01PM +0100, Gregory Stark wrote:
> >> Fwiw, do we really not want to compress anything smaller than 256 bytes
> &
strpos(att, 'word') > 0;" instead
> "select .. where attr like '%word%'"
> (strpos must be faster than regex).
>
> In general, this belongs to artificial expressions. In natural language KMP
> is equal (execution time)
> current str
On Fri, Aug 03, 2007 at 06:12:09PM -0500, Decibel! wrote:
> On Sun, Jul 29, 2007 at 12:06:50PM +0100, Gregory Stark wrote:
> > "Decibel!" <[EMAIL PROTECTED]> writes:
> >
> > > On Fri, Jul 27, 2007 at 04:07:01PM +0100, Gregory Stark wrote:
> > >&
ing but 213 'x's. I can't do anything that
changes what pg_class.relpages shows.
--
Decibel!, aka Jim Nasby[EMAIL PROTECTED]
EnterpriseDB http://enterprisedb.com 512.569.9461 (cell)
pgp4mGKOGGkJ0.pgp
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grade so we can see what that
looks like (though I don't know if that's an issue in this case).
--
Decibel!, aka Jim Nasby[EMAIL PROTECTED]
EnterpriseDB http://enterprisedb.com 512.569.9461 (cell)
pgpGxMofKAc20.pgp
Description: PGP signature
file about 6 bytes
per page is incorrect?
--
Decibel!, aka Jim Nasby[EMAIL PROTECTED]
EnterpriseDB http://enterprisedb.com 512.569.9461 (cell)
pgpTGjLFGE552.pgp
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ge in the area.
>
> I would still vote for disabling HOT on catalogs unless you see
> strong value in it.
What about ANALYZE? Doesn't that do a lot of updates?
BTW, I'm 100% in favor of pushing system catalog HOT until later; it's
be silly to risk not getting hot in 8.3 because
nally? Also, testing on 64 bit would be interesting.
--
Decibel!, aka Jim C. Nasby, Database Architect [EMAIL PROTECTED]
Give your computer some brain candy! www.distributed.net Team #1828
smime.p7s
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in a ditch over it.
On the other hand, warning about it in the docs would probably be a good
idea...
--
Decibel!, aka Jim C. Nasby, Database Architect [EMAIL PROTECTED]
Give your computer some brain candy! www.distributed.net Team #1828
pgpqQC74CaoF8.pgp
Description: PGP signature
seen anything but a performance increase or no change
when going from 10 to 100. In most cases there's a noticeable
improvement since it's common to have over 100k rows in a table, and
there's just no way to capture any kind of a real picture of that with
only 10 buckets.
--
Deci
ing for.
> >
>
> not actually, because your patch removes an improvement that was
> included in 8.3...
> what you will have to do (if someone has a better solution feel free
> to comment on this) is to manually merge your 8.2's patch into the
> 8.3's source and then g
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