Hallo Eckhard,

ich habe auf die Schnelle zwei Modelle gebaut mit denen man das umsetzen kann. Version 1 ist schneller, funktioniert aber nicht bei NULL-Werten in der Spalte. Bei Version 2 werden zu löschenden features über eine räumliche Auswahl gewählt, die Variante funktioniert nur mit Polygonen.

Einfach nach Benutzerverzeichnis/.qgis2/processing/modelle kopieren. Werkzeuge sind dann unter Modelle > tabellentools verfügbar.

Wenn man für das Ergebnis "gelöscht" den Eingabelayer verwendet, wird direkt in der Ausgangsdatei gelöscht. Das direkte Schreiben in die Ausgangsdatei funktioniert bei Shapes unter Linux jedoch nicht unter Windows. Unter Windows geht es jedoch z.B. mit dem Format geojson. Ansonsten einfach zwei neue Layer erzeugen.

Viele Grüße,

Claas
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