[Qgis-developer] editing capabilities problem in the postgres data provider

Salvatore Larosa lrssvtml at gmail.com
Wed Aug 26 05:45:29 PDT 2015


Hi Jürgen,

On Wed, Aug 26, 2015 at 2:17 PM, Jürgen E. <jef at norbit.de> wrote:
> Hi Salvatore,
>
> On Wed, 26. Aug 2015 at 14:04:56 +0200, Salvatore Larosa wrote:
>> Why it is not possible to modify the existing geometries if the
>> primary key is not present?
>
> Because ctids are very flaky - any modification to the row might or will change
> it - without QGIS noticing.  So previously selected features might mysteriously
> loose their selection, subsequent updates or deletes might fail or even worse
> update or delete a different feature.

gosh, very bad, thanks for the clarification. Will be this change
candidate for LTR version?

Best regards,
-SL

-- 
Salvatore Larosa
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