I have a vector layer in QGIS with 30000 points. I want to delete those with values lower than a specific value. I could not use filter in an edited layer, and I could not filter the layer after editing it.
What can I do?
you can do it by open attribute, then click 'select features using an expression' and then write down 'YOUR_VALUE_FIELD' < "YOUR_OPTIONAL_NUMBER". as the picture below :
if your field is a string type, you must change it to integers by doing the following :
then it's good to go...