[geos-devel] GEOS NG Regression Review

Paul Ramsey pramsey at cleverelephant.ca
Thu Sep 17 06:55:16 PDT 2020



> On Sep 17, 2020, at 6:54 AM, Sandro Santilli <strk at kbt.io> wrote:
> 
> On Wed, Sep 16, 2020 at 01:25:39PM -0700, Paul Ramsey wrote:
>> 
>>> https://docs.google.com/document/d/1TDm2aR4a7O41-soS-25Xog1EdQcjmvKCnKltxjbxOC0/edit#
>> 
> 
>> * Despite worries, only one file in topology showed any differences. topogeo_addlinestring.sql needs to be looked at by a topology expert, Sandro do you think you could?
> 
> A quick look suggests this is just a lack of normalization from
> the output of OverlayNG (did the old overlay normalize internally ?)

No, neither normalizes, it's wasted overhead except in testing. Things just come out of the graphs in different orders.

P.



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