[postgis-devel] 1, dot, 3 dot 4!

Paul Ramsey pramsey at cleverelephant.ca
Fri Oct 17 08:27:44 PDT 2008


Regina,

What are the contents of the KML regression diff?

On Fri, Oct 17, 2008 at 6:29 AM, Obe, Regina <robe.dnd at cityofboston.gov> wrote:

> I checked the ST_DWithin slowness that was bugging me.   I am seeing
> something somewhat disturbing about it.  On first impression For small
> st_dwithin checks the new install is about 30% faster, but for larger
> st_dwithin checks it actually starts getting slower than the 1.3.3

What does ST_HasBBOX say about the geometries in your two tables? The
only thing I did that could (in my mind) slow things down for an
ST_DWithin() test is the index detoasting change.


> On another note - I still would really like to wait till we release
> 3.1.0 and Mark can include that in the Windows build instead of 3.0.1.
> It seems a shame to let all that hard-work go to waste.

It could be quite a while before 3.1.0 can get out. I labor under my
lack of C++ and noone else is stepping up. Things like removing
warnings and so on.



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