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. Jürgen -- Jürgen E. Fischer norBIT GmbH Tel. +49-4931-918175-31 Dipl.-Inf. (FH) Rheinstraße 13 Fax. +49-4931-918175-50 Software Engineer D-26506 Norden http://www.norbit.de QGIS release manager (PSC) Germany IRC: jef on FreeNode
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